TW419473B - Process for the preparation of 4-acetoxy-2<alpha>-benzoyloxy-5<beta>, 20-epoxy-1, 7<beta>, 10<beta> -trihydroxy-9-oxo-tax-11-en-13<alpha>-yl (2R, 3S)-3-tert-butoxy-carbonylamino-2-hydroxy-3-phenylpropionate trihydrate - Google Patents
Process for the preparation of 4-acetoxy-2<alpha>-benzoyloxy-5<beta>, 20-epoxy-1, 7<beta>, 10<beta> -trihydroxy-9-oxo-tax-11-en-13<alpha>-yl (2R, 3S)-3-tert-butoxy-carbonylamino-2-hydroxy-3-phenylpropionate trihydrate Download PDFInfo
- Publication number
- TW419473B TW419473B TW084106974A TW84106974A TW419473B TW 419473 B TW419473 B TW 419473B TW 084106974 A TW084106974 A TW 084106974A TW 84106974 A TW84106974 A TW 84106974A TW 419473 B TW419473 B TW 419473B
- Authority
- TW
- Taiwan
- Prior art keywords
- months
- epoxy
- butoxy
- trihydroxy
- hydroxy
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- PSSVSAXRAMDXPH-DELBANIYSA-N O.O.O.C(C)(C)(C)OC(=O)N[C@H]([C@H](C(=O)O)O)C1=CC=CC=C1 Chemical compound O.O.O.C(C)(C)(C)OC(=O)N[C@H]([C@H](C(=O)O)O)C1=CC=CC=C1 PSSVSAXRAMDXPH-DELBANIYSA-N 0.000 title abstract 2
- 238000002425 crystallisation Methods 0.000 claims abstract description 8
- 230000008025 crystallization Effects 0.000 claims abstract description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- -1 ester trihydrate Chemical class 0.000 claims description 12
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 10
- OZUCDJFMALKZOS-UHFFFAOYSA-N 2-(butoxycarbonylamino)-2-hydroxy-3-phenylpropanoic acid Chemical compound CCCCOC(=O)NC(O)(C(O)=O)CC1=CC=CC=C1 OZUCDJFMALKZOS-UHFFFAOYSA-N 0.000 claims description 9
- 238000011049 filling Methods 0.000 claims description 9
- 150000004684 trihydrates Chemical class 0.000 claims description 9
- 239000004593 Epoxy Substances 0.000 claims description 8
- 235000010323 ascorbic acid Nutrition 0.000 claims description 5
- 229960005070 ascorbic acid Drugs 0.000 claims description 5
- 239000011668 ascorbic acid Substances 0.000 claims description 5
- 150000002191 fatty alcohols Chemical class 0.000 claims description 4
- 229940123237 Taxane Drugs 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- 230000002079 cooperative effect Effects 0.000 claims description 3
- 238000000113 differential scanning calorimetry Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 125000004356 hydroxy functional group Chemical group O* 0.000 claims description 3
- QGLVWTFUWVTDEQ-UHFFFAOYSA-N 2-chloro-3-methoxyphenol Chemical compound COC1=CC=CC(O)=C1Cl QGLVWTFUWVTDEQ-UHFFFAOYSA-N 0.000 claims description 2
- 238000002441 X-ray diffraction Methods 0.000 claims description 2
- 125000003158 alcohol group Chemical group 0.000 claims description 2
- 230000001093 anti-cancer Effects 0.000 claims description 2
- 230000000719 anti-leukaemic effect Effects 0.000 claims description 2
- 239000012535 impurity Substances 0.000 claims description 2
- VOFNTYSIOLSAMB-UHFFFAOYSA-N phenyl propanoate trihydrate Chemical compound O.O.O.C1(=CC=CC=C1)OC(CC)=O VOFNTYSIOLSAMB-UHFFFAOYSA-N 0.000 claims description 2
- 239000000047 product Substances 0.000 claims description 2
- 238000002411 thermogravimetry Methods 0.000 claims description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims 6
- 239000007857 degradation product Substances 0.000 claims 6
- ISYYYIFYIKVNDE-UHFFFAOYSA-N 2-(butoxycarbonylamino)-2-hydroxy-4-phenylbutanoic acid Chemical compound CCCCOC(=O)NC(O)(C(O)=O)CCC1=CC=CC=C1 ISYYYIFYIKVNDE-UHFFFAOYSA-N 0.000 claims 2
- ZDZOTLJHXYCWBA-VCVYQWHSSA-N N-debenzoyl-N-(tert-butoxycarbonyl)-10-deacetyltaxol Chemical compound O([C@H]1[C@H]2[C@@](C([C@H](O)C3=C(C)[C@@H](OC(=O)[C@H](O)[C@@H](NC(=O)OC(C)(C)C)C=4C=CC=CC=4)C[C@]1(O)C3(C)C)=O)(C)[C@@H](O)C[C@H]1OC[C@]12OC(=O)C)C(=O)C1=CC=CC=C1 ZDZOTLJHXYCWBA-VCVYQWHSSA-N 0.000 claims 2
- 229960003668 docetaxel Drugs 0.000 claims 2
- XCDIRYDKECHIPE-QHEQPUDQSA-N docetaxel trihydrate Chemical compound O.O.O.O([C@H]1[C@H]2[C@@](C([C@H](O)C3=C(C)[C@@H](OC(=O)[C@H](O)[C@@H](NC(=O)OC(C)(C)C)C=4C=CC=CC=4)C[C@]1(O)C3(C)C)=O)(C)[C@@H](O)C[C@H]1OC[C@]12OC(=O)C)C(=O)C1=CC=CC=C1 XCDIRYDKECHIPE-QHEQPUDQSA-N 0.000 claims 2
- 229950010692 docetaxel trihydrate Drugs 0.000 claims 2
- 239000013589 supplement Substances 0.000 claims 2
- SZLGBSFWUHJZCR-UHFFFAOYSA-N CCCCOC(=O)OC(=O)C(CC1=CC=CC=C1)(N)O Chemical compound CCCCOC(=O)OC(=O)C(CC1=CC=CC=C1)(N)O SZLGBSFWUHJZCR-UHFFFAOYSA-N 0.000 claims 1
- 238000004128 high performance liquid chromatography Methods 0.000 claims 1
- 239000002002 slurry Substances 0.000 description 6
- VOXXWSYKYCBWHO-UHFFFAOYSA-N 3-phenyllactic acid Chemical compound OC(=O)C(O)CC1=CC=CC=C1 VOXXWSYKYCBWHO-UHFFFAOYSA-N 0.000 description 4
- 239000008213 purified water Substances 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 238000004587 chromatography analysis Methods 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 description 2
- NIHNNTQXNPWCJQ-UHFFFAOYSA-N fluorene Chemical compound C1=CC=C2CC3=CC=CC=C3C2=C1 NIHNNTQXNPWCJQ-UHFFFAOYSA-N 0.000 description 2
- 239000013557 residual solvent Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- ZVAFCKLQJCZGAP-WDEREUQCSA-N (2r,3s)-2-hydroxy-3-[(2-methylpropan-2-yl)oxycarbonylamino]-3-phenylpropanoic acid Chemical compound CC(C)(C)OC(=O)N[C@H]([C@@H](O)C(O)=O)C1=CC=CC=C1 ZVAFCKLQJCZGAP-WDEREUQCSA-N 0.000 description 1
- LQEDVQKEJNVDAW-UHFFFAOYSA-N 3-phenylpropanoic acid;trihydrate Chemical compound O.O.O.OC(=O)CCC1=CC=CC=C1 LQEDVQKEJNVDAW-UHFFFAOYSA-N 0.000 description 1
- 241001116500 Taxus Species 0.000 description 1
- 239000007983 Tris buffer Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000011097 chromatography purification Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000004442 gravimetric analysis Methods 0.000 description 1
- 150000004677 hydrates Chemical group 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- 239000012264 purified product Substances 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 125000006633 tert-butoxycarbonylamino group Chemical group 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D305/00—Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms
- C07D305/14—Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms condensed with carbocyclic rings or ring systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/335—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
- A61P35/02—Antineoplastic agents specific for leukemia
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Animal Behavior & Ethology (AREA)
- Pharmacology & Pharmacy (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oncology (AREA)
- Hematology (AREA)
- Epidemiology (AREA)
- Epoxy Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Medicinal Preparation (AREA)
Description
.Γ二 A194T3 第84106974號專利申請 中文說明書修正頁(89”年 五、發明説明( 本發明係關於4-乙醯氧基_2 α -苯甲醯氧基-5万,20-環 氧基-1,7乃,10石-三羥基_9_氧基-紫杉_n烯-13α -基 (2R,3S)-3-第三丁氧基_羰基胺基_2_羥基·3_苯基丙酸酯三 水合物之方法。 歐洲專利ΕΡ_0 253,738及£1>_〇 336 841號敘述過具顯著 抗癌及抗白血病性質的4-乙醯氧基_2 α -苯甲醯氧基 办,2〇-環氧基-1,7点,10卢-三羥基-9-氧基-紫杉-11-烯-13 α ·基(2R,3S)-3-第三丁氧基-羰基胺基-2-羥基-3-苯基丙 酸酯及其製備。 現已發現4_乙醯氧基-2 α -苯甲醯氧基-5召,20-環氧基-,10召-三羥基-9_氧基-紫杉-基(2R 3S)_ 3-第三丁氧基-羰基胺基-2_羥基_3_苯基丙酸酯三水合物 較無水產物有較大的安定性。 根據本發明’ 4-乙醯氧基-2 α -苯甲醯氧基-5办,20-環氧 基-1,7/3,1〇Α -三羥基 _9_氧基·紫杉 _η_缔 _13 α -基(2R,3S)· 3-第三丁氧基·羰基胺基-2_羥基-3_苯基丙酸酯三水合物可 由在水及含1至3個碳原子的脂肪醇之混合物中結晶4-乙醯 氧基-2〇:-苯甲醯氧基_50,2〇-環氧基_1,7/?,1〇々-三羥基-9-氧基-紫杉-11烯-13α -基(2R,3S)-3 -第三丁氧基-羰基胺 基-2-羥基-3-苯基丙酸酯,再於約40。(:溫度、約4及7 kPa 間之壓力及具相對濕度約80%之大氣下乾燥製備。 實行本發明製法時,特別有利的是 ―先將4-乙醯氧基·2α -苯甲醯氧基,2〇-環氧基. 1,7冷,10冷-三羥基-9-氧基-紫杉-11-烯-13 α 基 本紙浪尺度適用中國國家橾準(CNS > A4規格(210X297公釐) ----------裝------訂------0 (請先閩讀背面之注意事項再填寫本頁} 經濟部中央標準局員工消費合作社印聚 -iU. 419473 Α7 Β7 五、發明説明(2 ) (2R,3S)-3 -第三丁氧基-羰基胺基_2_羥基_3 -苯基丙酸酿 作色層分析純化,再於較佳爲4 〇至6 〇 1的溫度溶於含1炱 3個硬原子的脂肪醇中, --視需要於減壓下行共蒸餾 移除殘餘的色層分析落劑7夂2 純醇代替移除的溶劑的容積, --視需要於同一溫度加純化的水, …然後在開始結晶並冷至約〇 »C後,分離所得4 _乙醯氧 基- 2α -苯甲醯氧基-5卢,20-環氧基-1,7卢,10卢-乒羥基 9-氧基-紫杉_1丨_烯_13々-基(2r,3S)_3_第三丁氧基- 默基胺基-2 -輕基_ 3 -苯基丙酸酯三水合物,然後在控制的 濕度大氣下乾燥。 經濟部中央標準局員工消費合作社印製 一般而言,純化的4 -乙醯氧基苯甲醯氧基_5/? ,20 -環氧基- l,7冷,10/?-三羥基_9 -氧基-紫杉-11-烯-13 基(2R,3S)_3_第三丁氧基-羰基胺基-2_羥基_3_苯基 两酸醋係溶於過量的脂肪醇内。較佳是醇的量係界於所用 4_乙酷氧基-苯甲醯氧基- 5/? ,20 -環氧基-1,7卢 /?-三羥基-9-氧基-紫杉•烯·13ίϊ -基(2R/,3S)-3 -第 三丁氧基-羰基胺基-2-羥基-3-苯基丙重量的8至1 2 份之間。 一般而言,醇的蒸餾是在減壓下於約4 〇 °c溫度.進行,直 至成難以攪拌的稠漿。較佳是重複此過程數次。這樣可移 除含於所用純化產物内的殘餘溶劑。 殘餘溶劑完全除去後,一般將所得的漿溶於4 -乙醯氧基 2λ -苯甲醯氧基_5/?,20_環氧基-17/3,1〇/5 -三羥基- -5- 一请先閱讀背面之泣意事項弄填寫本 i 本紙張尺度適用中國國家標準(CNS ) M規格(210X297公釐)
4'9在了3 第841〇6974號專利申遍 五、發明説明(3 9-氧基-紫杉-11-烯_13〇;-基(2R3S)3•第三丁氧基_羰基 胺基-2-¾基-3-苯基丙酸酯重量的3 5至6份的量的醇 内。 視需要以過濾分離不溶解的雜質後’加水,使水;醇 的重量比為約2:1。根據較佳實施例,所用的水為純化的 形式。乙醇是較佳的醇。 開始結晶後將溫度緩慢冷至約〇 〇C。 分離結晶的4-乙醯氧基_2 ^ -苯甲醯氧基_5点,20-環氧 基-1,7召,10 /5 -三羥基-9·氧基-紫杉·丨I·烯·13 α -基 (2R,3S)-3-第三丁氧基_羰基胺基_2•羥基_3_笨基丙酸酯三 水合物’較佳是以過濾或離心分離,然後乾燥。乾燥是 在4至7千帕減壓下於控制的濕度大氣下進行,相對濕度 為約80%。 實行本製法時,較佳是在有高度1 %以重量計之抗壞 血酸之存在下結晶,抗壞血酸是在溶解視需要純化過 的4-乙醯氧基_2〇;-苯甲醯氧基-5冷,20 -環氧基-1,7 冷,1〇冷-三羥基-9-氧基-紫杉-1卜烯-13^-基(211,35)-3-第三丁氧基-羰基胺基-2-羥基-3-苯基丙酸酯於醇時 加於醇内。 4-乙醯氧基·2 α -苯甲醯氧基-5点,20-環氧基_l,7 yS ,10 冷-三羥基-9-氧基-紫杉-1卜烯-13 α -基(2R,3S)-3-第三丁 氧基-羰基胺基-2-羥基-3-苯基丙酸酯的三水合物構造係 藉X-光衍射、藉熱解重量分析及藉差示掃描量熱法確 定。 __ - fi - 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) ----J---Ί--政------ΪΤ------^ (請先閲讀背面之注$項再填窍本頁) 經濟部中央樣準局員工消費合作社印製 i Ο 經濟部中央標準局員工消費合作杜印製 Α7 Β7 五、發明説明(4 ) 熱解重量分析顯示於140 °C時有6.1 %至40的質量損失 ,此損失相當於每一分子4 -乙醯氧基-2 λ -苯甲醯氧基-5 卢,20-環氧基-1,7冷,10/5 -三羥基-9 -氧基-紫杉-11-烯-13α-基(2R,3S)-3 -第三丁氧基-羰基胺基-2-羥基-3-苯 基丙酸酯的三分子水。 就體積水及水合水作的差示掃描量熱法分析顯示無體積 水的存在,於1 3 2.6 °C的内熱信號對應於水合物的分解。 4 -乙醯氧基-2α -苯甲醯氧基- 5/? ,20 -環氧基-1,7/? ‘ ,1〇/?-三羥基-9-氧基-紫杉-11-烯-13以-基(211,35)-3-第三丁氧基-羰基胺基-2-羥基-3-苯基丙酸酯的三水合物 已不再展現吸濕特性。 安定性研究顯示4 -乙醯氧基-2π -苯甲醯氧基-5 20- 每乳基-1,7/3,10;5 -三經基-9 -氧基-紫杉-11-缔_13 α _ 基(2R,3S)-3-第三丁氧基-羰基胺基-2-羥基-3-笨基两酸 酯三水合物於4 °C、2 5 X、及3 5 °C在相對濕度9 0 %大氣不 安定達1 8個月,無結晶形狀的改變。 在相同條件下,無水4-乙酸氧基-2<y -笨甲酶氣基_5卢* ,20-環氧基-1,7/?,10/?-三羥基-9-氧;|^紫杉-11_埽_13 基(2R,3S)-3-第三丁氧基羰基胺基-2-羥基_3_苯基 丙酸酯,肴不同的結晶形式,慢慢變成三水合物形式。 下述實例説明本發明。 實例1 將303克滴定度爲92.4 %的4 -乙醯氧基- 2or -笨曱酿氧 基- 5/5 ,20-環氧基-1,7/?,10/?-三羥基-9-氧基-紫杉_ 本纸張尺度適用中國國家標準(CNS ) A4規格(210X297公釐1 77] ' (請先閲讀背面之注意事項再填寫本頁) ,-° 經濟部中央標準局員工消費合作社印製 A7 _____B7____ 五、發明説明(5 ) 11-烯-13 α -基(2R,3S)-3 -第三丁氧基-羰基胺基-2-羥 基-3-苯基丙酸酯(0.314)莫耳及2.875公斤純乙醇 (d = 0.79)引入不見光的反應器内。將混合物於40°C加熱 至4·乙醯氧基-2β -苯甲醯氧基-50 ,20 -環氧基_丨,7万 ,10冷-三羥基-9-氧基-紫杉-11-烯-13«-基(211,33)-3-第二丁乳基_幾_基胺基-2 -控基· 3 -本基丙酸醋冗全溶解。· 然後於近_1 2千帕的壓力下蒸餾乙醇至攪拌限度的漿。此漿 内加0.9 8 3公斤乙醇,再於相同條件下蒸餾乙醇。所得漿· 内再加1.257公斤乙醇再於50 °C加熱至完全溶解。將混合 物趁熱過濾,再加4.3 9公斤純化水,費時1小時,同時維 持溫度於5 0 °C。結晶開始後,將混合物冷至〇。(:超過4小 時。過濾分離所得結晶,用0.9 0 9公斤,再用0.6 0 6公斤乙 醇-水混合物(1 - 2重量比)洗,然後於3 8 °C在相對濕度爲 8 〇 %的大氣下減壓乾燥4 8小時。即製得2 6 6.5克4 -乙醯 乳基-2 α -豕曱酿氧基- 5/? ,20 -壤氧基-1,7;5,1〇7?-三瘦 基-9-氧基-紫相-11-歸-13 π -基(2R,3S)-3 -第三丁氧基 -羰基胺基-2 -羥基-3-苯基丙酸酯三水合物。貪析顯示其* 高效液體色層分析滴定度爲9 8.7 % (乾>準),水含量爲 6.15%。 實例2 將1 1 0.0克滴定度爲9 2 · 5 %的4 -乙醯氧基_ 2 α -苯甲醯 氧基-5々,20-環氧基,10/?-三輕基_9_氧基·紫杉-ll-#-13a -基(2R,3S)-3 -第三丁氧基羰基胺基_2·羥 基-3-苯基丙酸酯及02224克抗壞血酸於約35 的溫度溶 本紙張尺度適用中國國家揉準(CNS ) A4規格(210X297公i ) (請先閲讀背面之注意事項再填寫本頁} 訂 -8 - A7 B7 五、發明説明(6 ) 於1340立万公分乙醇内。於減懕(8 + 战坚(8千秘)下約20X:溫度蒸 館去約7 0 %的引入的乙醇。將此混入弘* ^ m 0物加熱至5 0。(:然後 過濾°過濾器用7 0 5立方公分的乙醇峰 刀呷/先3次,在用15分鐘 以上時間於5 0°C加8 6 0 . 5立方公分妯仆^ „人 上乃a刀純化水。混合物中種進 幾粒4 -乙醯氧基·2α-苯甲醯氧基_5万,2〇_環氧基·i 第三丁氧基-羰基胺基· 2 ·羥基_ 3 _苯基丙酸酯三水合物結 晶,再攪拌3 0分鐘。再於5 〇。〇用3小時以上時間加8 6 〇 5 . ϋ方公分純化水,然後用3小時以上時間冷卻至約〇。匚。過 濾所得泥樣物,濾餅用3 3 0克水_乙醇混合物(2J重量比) 洗,在用2 2 0克同樣混合物洗,然後於3 8 在相對濕度爲 8〇%的大氣下減壓(5千帕)乾燥。得11〇2克4_乙醯氧基_ 2^-笨甲醯氧基_5召,2〇-環氧基_1,7/?;10召_三羥基_9_ 氧基-紫杉-11-烯-13α-基(2R,3S)-3 -第三丁氧基-羰基 胺基-2-羥基-3-苯基丙酸酯三水合物,產出率98 %。 (請先閲讀背面之注意事項再填寫本頁) rrc 經濟部中央標準局員工消費合作社印製 -9- 本纸張尺度適用中國國家標準(CNS ) A4規格(210X297公釐)
Claims (1)
- 第84106974號專利申請案 中文申請專利範圍修正本(89年3月) 申請專利範圍 1· 一種製備4-乙醯氧基_2α -苯甲醯氧基,20-環氧基-l,7yS,10/S -三羥基·9·氧基·紫杉-11-烯-13α -基 (2R,3S)-3-第三丁氧基-羰基胺基-2-羥基-3-笨基丙酸酯 三水合物的方法,此方法包括自水及含1至3個碳原予 的脂系醇的混合物中結晶製備4-乙醯氧基-2 α -苯甲醯 氧基-5占,20-環氧基-1,7 /5 ,1〇点-三羥基-9-氧基-紫杉-1 1-烯-13 α -基(2R,3S)-3-第三丁氧基-羰基胺基-2-羥 基-3 -苯基丙酸酯,然後在约40 °C之溫度,於4至7kPa 壓力下,並在相對濕度約80%的大氣下進行。 2.根據申請專利範圍第1項之方法,其中水:醇的重量 比為約2 : 1。 3‘根據申請專利範圍第1項之方法,其中醇是乙酵。 4.根據申請專利範圍第1項之製法,其中結晶過程是在 高至1 %以重量計之抗壞血酸之存在下進行。 (請先閲讀背面之注^^項再填寫本頁) 經濟部中央標準局員工消f合作社印製 本紙張尺度適用中國國家標準(CNS )戍4说格(210X297公釐) __ | ---, 第84106974號專利申請案 中文補充說明書(88年4月) f驗報告 樣品A :含1.4%水份之docetaxel 樣品B ·· docetaxel三水合物(含6 4%水份) 1-貯存條件:4°C 樣品A 篆品B 起始結果 9個月 12個月 起始結果 9個月 12個月 水含量(%) 1.4 2.1 2.2 6.4 (三水合物) 5.8 6.1 主要降解產物% <0-1 0.2 2.3 <0.2 <0.2 <0.2 2-貯存條件:25°C 樣品A 樣品B 水含量(%) 起始結果 Γ 1 9個月 12個月 起始結果 9個月 12個月 1.4 2.0 2.5 6.4 (三水合物) 5.85 6.1 主要降解產物% <0.1 2.3 3 <0.2 <0.2 <0.2 ^•lT\'PEW**CKll»VAG'-4H〇.DOC 3-貯存條件:35t/90%相對溼度 象品A 彖品B 起始結果 9個月 12個月 起始結果 9個月 12個月 水含量(%) 1.4 5.1 5.5 6.4 (三水合物) 5.85 6.1 主要降解產物% <0.1 0.5 0.5 <0.2 0.2 <0.2 水含量係藉Karl-Fischer儀計算 主要降解產物之%係藉HPLC計算 U ·Τ1'ΡΕ'\νΓΚ'·WAG'-U:GDOC -2-.Γ二 A194T3 第84106974號專利申請 中文說明書修正頁(89”年 五、發明説明( 本發明係關於4-乙醯氧基_2 α -苯甲醯氧基-5万,20-環 氧基-1,7乃,10石-三羥基_9_氧基-紫杉_n烯-13α -基 (2R,3S)-3-第三丁氧基_羰基胺基_2_羥基·3_苯基丙酸酯三 水合物之方法。 歐洲專利ΕΡ_0 253,738及£1>_〇 336 841號敘述過具顯著 抗癌及抗白血病性質的4-乙醯氧基_2 α -苯甲醯氧基 办,2〇-環氧基-1,7点,10卢-三羥基-9-氧基-紫杉-11-烯-13 α ·基(2R,3S)-3-第三丁氧基-羰基胺基-2-羥基-3-苯基丙 酸酯及其製備。 現已發現4_乙醯氧基-2 α -苯甲醯氧基-5召,20-環氧基-,10召-三羥基-9_氧基-紫杉-基(2R 3S)_ 3-第三丁氧基-羰基胺基-2_羥基_3_苯基丙酸酯三水合物 較無水產物有較大的安定性。 根據本發明’ 4-乙醯氧基-2 α -苯甲醯氧基-5办,20-環氧 基-1,7/3,1〇Α -三羥基 _9_氧基·紫杉 _η_缔 _13 α -基(2R,3S)· 3-第三丁氧基·羰基胺基-2_羥基-3_苯基丙酸酯三水合物可 由在水及含1至3個碳原子的脂肪醇之混合物中結晶4-乙醯 氧基-2〇:-苯甲醯氧基_50,2〇-環氧基_1,7/?,1〇々-三羥基-9-氧基-紫杉-11烯-13α -基(2R,3S)-3 -第三丁氧基-羰基胺 基-2-羥基-3-苯基丙酸酯,再於約40。(:溫度、約4及7 kPa 間之壓力及具相對濕度約80%之大氣下乾燥製備。 實行本發明製法時,特別有利的是 ―先將4-乙醯氧基·2α -苯甲醯氧基,2〇-環氧基. 1,7冷,10冷-三羥基-9-氧基-紫杉-11-烯-13 α 基 本紙浪尺度適用中國國家橾準(CNS > A4規格(210X297公釐) ----------裝------訂------0 (請先閩讀背面之注意事項再填寫本頁} 經濟部中央標準局員工消費合作社印聚 -iU.4'9在了3 第841〇6974號專利申遍 五、發明説明(3 9-氧基-紫杉-11-烯_13〇;-基(2R3S)3•第三丁氧基_羰基 胺基-2-¾基-3-苯基丙酸酯重量的3 5至6份的量的醇 内。 視需要以過濾分離不溶解的雜質後’加水,使水;醇 的重量比為約2:1。根據較佳實施例,所用的水為純化的 形式。乙醇是較佳的醇。 開始結晶後將溫度緩慢冷至約〇 〇C。 分離結晶的4-乙醯氧基_2 ^ -苯甲醯氧基_5点,20-環氧 基-1,7召,10 /5 -三羥基-9·氧基-紫杉·丨I·烯·13 α -基 (2R,3S)-3-第三丁氧基_羰基胺基_2•羥基_3_笨基丙酸酯三 水合物’較佳是以過濾或離心分離,然後乾燥。乾燥是 在4至7千帕減壓下於控制的濕度大氣下進行,相對濕度 為約80%。 實行本製法時,較佳是在有高度1 %以重量計之抗壞 血酸之存在下結晶,抗壞血酸是在溶解視需要純化過 的4-乙醯氧基_2〇;-苯甲醯氧基-5冷,20 -環氧基-1,7 冷,1〇冷-三羥基-9-氧基-紫杉-1卜烯-13^-基(211,35)-3-第三丁氧基-羰基胺基-2-羥基-3-苯基丙酸酯於醇時 加於醇内。 4-乙醯氧基·2 α -苯甲醯氧基-5点,20-環氧基_l,7 yS ,10 冷-三羥基-9-氧基-紫杉-1卜烯-13 α -基(2R,3S)-3-第三丁 氧基-羰基胺基-2-羥基-3-苯基丙酸酯的三水合物構造係 藉X-光衍射、藉熱解重量分析及藉差示掃描量熱法確 定。 __ - fi - 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) ----J---Ί--政------ΪΤ------^ (請先閲讀背面之注$項再填窍本頁) 經濟部中央樣準局員工消費合作社印製 第84106974號專利申請案 中文申請專利範圍修正本(89年3月) 申請專利範圍 1· 一種製備4-乙醯氧基_2α -苯甲醯氧基,20-環氧基-l,7yS,10/S -三羥基·9·氧基·紫杉-11-烯-13α -基 (2R,3S)-3-第三丁氧基-羰基胺基-2-羥基-3-笨基丙酸酯 三水合物的方法,此方法包括自水及含1至3個碳原予 的脂系醇的混合物中結晶製備4-乙醯氧基-2 α -苯甲醯 氧基-5占,20-環氧基-1,7 /5 ,1〇点-三羥基-9-氧基-紫杉-1 1-烯-13 α -基(2R,3S)-3-第三丁氧基-羰基胺基-2-羥 基-3 -苯基丙酸酯,然後在约40 °C之溫度,於4至7kPa 壓力下,並在相對濕度約80%的大氣下進行。 2.根據申請專利範圍第1項之方法,其中水:醇的重量 比為約2 : 1。 3‘根據申請專利範圍第1項之方法,其中醇是乙酵。 4.根據申請專利範圍第1項之製法,其中結晶過程是在 高至1 %以重量計之抗壞血酸之存在下進行。 (請先閲讀背面之注^^項再填寫本頁) 經濟部中央標準局員工消f合作社印製 本紙張尺度適用中國國家標準(CNS )戍4说格(210X297公釐) __ | ---, 第84106974號專利申請案 中文補充說明書(88年4月) f驗報告 樣品A :含1.4%水份之docetaxel 樣品B ·· docetaxel三水合物(含6 4%水份) 1-貯存條件:4°C 樣品A 篆品B 起始結果 9個月 12個月 起始結果 9個月 12個月 水含量(%) 1.4 2.1 2.2 6.4 (三水合物) 5.8 6.1 主要降解產物% <0-1 0.2 2.3 <0.2 <0.2 <0.2 2-貯存條件:25°C 樣品A 樣品B 水含量(%) 起始結果 Γ 1 9個月 12個月 起始結果 9個月 12個月 1.4 2.0 2.5 6.4 (三水合物) 5.85 6.1 主要降解產物% <0.1 2.3 3 <0.2 <0.2 <0.2 ^•lT\'PEW**CKll»VAG'-4H〇.DOC
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9408479A FR2722191B1 (fr) | 1994-07-08 | 1994-07-08 | Procede de preparation du trihydrate du (2r,3s)-3-tertbutoxycarbonylamino-2-hydroxy-3-phenylpropionate de 4-acetoxy2alpha-benzoyloxy-5beta,20epoxy-1,7beta,10beta trihydroxy-9-oxo-tax-11-en-13alpha-yle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW419473B true TW419473B (en) | 2001-01-21 |
Family
ID=9465183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW084106974A TW419473B (en) | 1994-07-08 | 1995-07-06 | Process for the preparation of 4-acetoxy-2<alpha>-benzoyloxy-5<beta>, 20-epoxy-1, 7<beta>, 10<beta> -trihydroxy-9-oxo-tax-11-en-13<alpha>-yl (2R, 3S)-3-tert-butoxy-carbonylamino-2-hydroxy-3-phenylpropionate trihydrate |
Country Status (38)
| Country | Link |
|---|---|
| US (1) | US6022985A (zh) |
| EP (1) | EP0770070B1 (zh) |
| JP (1) | JP3753155B2 (zh) |
| KR (1) | KR100391753B1 (zh) |
| CN (1) | CN1067996C (zh) |
| AT (1) | ATE171702T1 (zh) |
| AU (1) | AU706519B2 (zh) |
| BR (1) | BR9508789A (zh) |
| CA (1) | CA2193531C (zh) |
| CO (1) | CO4410189A1 (zh) |
| CZ (1) | CZ284695B6 (zh) |
| DE (1) | DE69505128T2 (zh) |
| DK (1) | DK0770070T3 (zh) |
| DZ (1) | DZ1905A1 (zh) |
| ES (1) | ES2121404T3 (zh) |
| FI (1) | FI119246B (zh) |
| FR (1) | FR2722191B1 (zh) |
| GR (1) | GR3027558T3 (zh) |
| HU (1) | HU220634B1 (zh) |
| IL (1) | IL114274A (zh) |
| IN (1) | IN183947B (zh) |
| IS (1) | IS2032B (zh) |
| MA (1) | MA23606A1 (zh) |
| MX (1) | MX9700173A (zh) |
| MY (1) | MY118481A (zh) |
| NO (1) | NO314500B1 (zh) |
| NZ (1) | NZ289455A (zh) |
| PE (1) | PE8697A1 (zh) |
| PL (1) | PL179876B1 (zh) |
| RU (1) | RU2126397C1 (zh) |
| SI (1) | SI0770070T1 (zh) |
| SK (1) | SK280520B6 (zh) |
| TN (1) | TNSN95071A1 (zh) |
| TW (1) | TW419473B (zh) |
| UA (1) | UA51624C2 (zh) |
| UY (1) | UY23991A1 (zh) |
| WO (1) | WO1996001815A1 (zh) |
| ZA (1) | ZA955646B (zh) |
Families Citing this family (46)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010020342A (ko) | 1997-04-28 | 2001-03-15 | 자끄 사비나 | 종양치료용 맥관형성 길항제의 아데노바이러스-매개 종양내 전달방법 |
| SE510650C2 (sv) * | 1997-05-30 | 1999-06-14 | Astra Ab | Ny förening |
| FR2794771B1 (fr) | 1999-06-11 | 2001-08-10 | Aventis Pharma Sa | Adenovirus recombinants codant pour le transporteur specifique de l'iode (nis) |
| US6266619B1 (en) * | 1999-07-20 | 2001-07-24 | Halliburton Energy Services, Inc. | System and method for real time reservoir management |
| US6853921B2 (en) | 1999-07-20 | 2005-02-08 | Halliburton Energy Services, Inc. | System and method for real time reservoir management |
| GB9920548D0 (en) * | 1999-08-31 | 1999-11-03 | Rhone Poulenc Rorer Sa | Treatment of hepatocellular carcinoma |
| US6891050B2 (en) * | 2001-08-10 | 2005-05-10 | Dabur India Limited | Process for the preparation of taxanes such as paclitaxel, docetaxel and structurally similar analogs |
| US6881852B2 (en) * | 2002-02-05 | 2005-04-19 | Dabur India Limited | Process of purification of paclitaxel and docetaxel |
| US7247738B2 (en) * | 2002-05-07 | 2007-07-24 | Dabur India Limited | Method of preparation of anticancer taxanes using 3-[(substituted-2-trialkylsilyl) ethoxycarbonyl]-5-oxazolidine carboxylic acids |
| US6900342B2 (en) * | 2002-05-10 | 2005-05-31 | Dabur India Limited | Anticancer taxanes such as paclitaxel, docetaxel and their structural analogs, and a method for the preparation thereof |
| US6838569B2 (en) * | 2002-12-16 | 2005-01-04 | Dabur India Limited | Process for preparation of paclitaxel trihydrate and docetaxel trihydrate |
| US7584165B2 (en) * | 2003-01-30 | 2009-09-01 | Landmark Graphics Corporation | Support apparatus, method and system for real time operations and maintenance |
| US8703982B2 (en) | 2003-03-17 | 2014-04-22 | Phyton Holdings Llc | Purification of taxanes |
| CN1268619C (zh) * | 2003-05-08 | 2006-08-09 | 上海迪赛诺化学制药有限公司 | 多烯紫杉醇三水化合物的制备方法 |
| FR2859996B1 (fr) * | 2003-09-19 | 2006-02-03 | Aventis Pharma Sa | Solvat acetonique du dimethoxy docetaxel et son procede de preparation |
| US7838551B2 (en) | 2003-12-12 | 2010-11-23 | Quiral Quimica do Basil S.A. | Process for the preparation of concentrated, sterile injectable solutions containing docetaxel |
| US7142986B2 (en) * | 2005-02-01 | 2006-11-28 | Smith International, Inc. | System for optimizing drilling in real time |
| CN100420681C (zh) * | 2005-04-29 | 2008-09-24 | 上海奥锐特国际贸易有限公司 | 多烯紫杉醇三水物的制备方法 |
| CA2620585C (en) | 2005-08-31 | 2015-04-28 | Abraxis Bioscience, Llc | Compositions comprising poorly water soluble pharmaceutical agents and antimicrobial agents |
| AU2006284657B2 (en) | 2005-08-31 | 2012-07-19 | Abraxis Bioscience, Llc | Compositions and methods for preparation of poorly water soluble drugs with increased stability |
| BRPI0606132A2 (pt) * | 2005-10-12 | 2009-06-02 | Sicor Inc | formas cristalinas de docetaxel e processos para seu preparo |
| KR100995390B1 (ko) | 2006-01-02 | 2010-11-19 | 주식회사 삼양제넥스 | 무정형, 무수결정형 또는 수화 결정형 도세탁셀의 제조방법 |
| MX2008009308A (es) * | 2006-01-20 | 2008-10-03 | Landmark Graphics Corp | Administracion del sistema de produccion dinamica. |
| EP2001874A4 (en) * | 2006-03-21 | 2010-04-07 | Reddys Lab Ltd Dr | DOCETAXEL POLYMORPH AND CORRESPONDING METHODS |
| EP2094084A4 (en) * | 2006-10-20 | 2010-01-13 | Scinopharm Singapore Pte Ltd | PROCESS FOR PREPARING CRYSTALLINE WATER-FREE DOCETAXEL |
| KR100868116B1 (ko) * | 2007-04-09 | 2008-11-10 | 한미약품 주식회사 | 도세탁셀·모노프로필렌글라이콜 내포화합물 및 이의제조방법 |
| KR100878455B1 (ko) * | 2007-04-10 | 2009-01-13 | 한미약품 주식회사 | 안정한 무수결정형 도세탁셀 및 이의 제조방법 |
| US20100197944A1 (en) * | 2007-07-04 | 2010-08-05 | Dr. Reddy's Laboratories Limited | Docetaxel process and polymorphs |
| ES2389518T3 (es) | 2008-01-18 | 2012-10-26 | Indena S.P.A. | Formas sólidas de ortataxel |
| EP2080763A1 (en) * | 2008-01-18 | 2009-07-22 | INDENA S.p.A. | Crystalline form I of ortataxel |
| PL388144A1 (pl) | 2009-05-29 | 2010-12-06 | Przedsiębiorstwo Produkcyjno-Wdrożeniowe Ifotam Spółka Z Ograniczoną Odpowiedzialnością | Solwaty (2R,3S)-3-tert-butoksykarbonylamino-2-hydroksy-3-fenylopropionianu 4-acetoksy-2α-benzoiloksy -5β,20-epoksy-1,7β,10β-trihydroksy-9-okso-taks-11-en-13α-ylu, sposób ich otrzymywania i zastosowanie |
| EP2330100B1 (en) | 2009-11-04 | 2017-01-11 | Emcure Pharmaceuticals Limited | An improved process for preparation of taxane derivatives |
| NZ603828A (en) | 2010-05-03 | 2015-09-25 | Teikoku Pharma Usa Inc | Non-aqueous taxane pro-emulsion formulations and methods of making and using the same |
| WO2012160568A1 (en) * | 2011-05-23 | 2012-11-29 | Shilpa Medicare Limited | Process for preparing docetaxel trihydrate polymorph |
| LT2753355T (lt) | 2011-09-08 | 2019-01-25 | New York University | Onkolitinis herpes simplex virusas ir jo terapinis panaudojimas |
| WO2013096455A1 (en) | 2011-12-20 | 2013-06-27 | Dana-Farber Cancer Institute, Inc. | Methods for diagnosing and treating oncogenic kras-associated cancer |
| EA031986B1 (ru) | 2012-04-04 | 2019-03-29 | Галозим, Инк. | Способ и комбинация для лечения солидной раковой опухоли и набор, содержащий комбинацию |
| AU2013266243A1 (en) | 2012-05-24 | 2014-12-18 | Beth Israel Deaconess Medical Center, Inc. | Targeting the glutamine to pyruvate pathway for treatment of oncogenic Kras-associated cancer |
| WO2014014518A1 (en) | 2012-07-18 | 2014-01-23 | Dana-Farber Cancer Institute, Inc. | Methods for treating, preventing and predicting risk of developing breast cancer |
| JO3685B1 (ar) | 2012-10-01 | 2020-08-27 | Teikoku Pharma Usa Inc | صيغ التشتيت الجسيمي للتاكسين غير المائي وطرق استخدامها |
| EP2968406A4 (en) | 2013-03-14 | 2016-10-26 | Icahn School Med Mount Sinai | WITH AUTOLOGOUS TUMORLYSAT-LOADED DENDRITIC CELL VACCINE FOR THE TREATMENT OF LIVER CANCER |
| WO2015050844A1 (en) | 2013-10-01 | 2015-04-09 | Dana-Farber Cancer Institute, Inc. | Methods of treating cancer with atovaquone-related compounds |
| US10350264B2 (en) | 2014-03-27 | 2019-07-16 | Dana-Farber Cancer Institute, Inc. | Compositions and methods for modulating NCOA4-mediated autophagic targeting of ferritin |
| MA39818A (fr) | 2014-03-30 | 2017-02-08 | Benevir Biopharm Inc | Virus oncolytiques « armés » comprenant un inhibiteur de tap exogène et leurs utilisations thérapeutiques |
| WO2016205429A1 (en) | 2015-06-15 | 2016-12-22 | New York University | Method of treatment using oncolytic viruses |
| WO2019222435A1 (en) | 2018-05-16 | 2019-11-21 | Halozyme, Inc. | Methods of selecting subjects for combination cancer therapy with a polymer-conjugated soluble ph20 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2601675B1 (fr) * | 1986-07-17 | 1988-09-23 | Rhone Poulenc Sante | Derives du taxol, leur preparation et les compositions pharmaceutiques qui les contiennent |
| US5229526A (en) * | 1991-09-23 | 1993-07-20 | Florida State University | Metal alkoxides |
-
1994
- 1994-07-08 FR FR9408479A patent/FR2722191B1/fr not_active Expired - Fee Related
-
1995
- 1995-06-22 IL IL11427495A patent/IL114274A/xx not_active IP Right Cessation
- 1995-07-03 UY UY23991A patent/UY23991A1/es not_active IP Right Cessation
- 1995-07-04 DZ DZ950082A patent/DZ1905A1/fr active
- 1995-07-05 PE PE1995272899A patent/PE8697A1/es not_active IP Right Cessation
- 1995-07-05 TN TNTNSN95071A patent/TNSN95071A1/fr unknown
- 1995-07-06 ZA ZA955646A patent/ZA955646B/xx unknown
- 1995-07-06 MY MYPI95001895A patent/MY118481A/en unknown
- 1995-07-06 IN IN1260DE1995 patent/IN183947B/en unknown
- 1995-07-06 TW TW084106974A patent/TW419473B/zh not_active IP Right Cessation
- 1995-07-06 MA MA23945A patent/MA23606A1/fr unknown
- 1995-07-07 US US08/776,333 patent/US6022985A/en not_active Expired - Lifetime
- 1995-07-07 DE DE69505128T patent/DE69505128T2/de not_active Expired - Lifetime
- 1995-07-07 RU RU97101875A patent/RU2126397C1/ru active
- 1995-07-07 CZ CZ9735A patent/CZ284695B6/cs not_active IP Right Cessation
- 1995-07-07 UA UA97010077A patent/UA51624C2/uk unknown
- 1995-07-07 CO CO95029779A patent/CO4410189A1/es unknown
- 1995-07-07 DK DK95925022T patent/DK0770070T3/da active
- 1995-07-07 ES ES95925022T patent/ES2121404T3/es not_active Expired - Lifetime
- 1995-07-07 EP EP95925022A patent/EP0770070B1/fr not_active Expired - Lifetime
- 1995-07-07 NZ NZ289455A patent/NZ289455A/en not_active IP Right Cessation
- 1995-07-07 AU AU29305/95A patent/AU706519B2/en not_active Expired
- 1995-07-07 PL PL95318195A patent/PL179876B1/pl unknown
- 1995-07-07 CN CN95193984A patent/CN1067996C/zh not_active Expired - Lifetime
- 1995-07-07 KR KR1019970700118A patent/KR100391753B1/ko not_active Expired - Lifetime
- 1995-07-07 AT AT95925022T patent/ATE171702T1/de active
- 1995-07-07 CA CA002193531A patent/CA2193531C/fr not_active Expired - Lifetime
- 1995-07-07 SI SI9530138T patent/SI0770070T1/xx unknown
- 1995-07-07 HU HU9700041A patent/HU220634B1/hu unknown
- 1995-07-07 BR BR9508789A patent/BR9508789A/pt not_active Application Discontinuation
- 1995-07-07 JP JP50415896A patent/JP3753155B2/ja not_active Expired - Fee Related
- 1995-07-07 WO PCT/FR1995/000910 patent/WO1996001815A1/fr active IP Right Grant
- 1995-07-07 SK SK6-97A patent/SK280520B6/sk not_active IP Right Cessation
- 1995-07-07 MX MX9700173A patent/MX9700173A/es unknown
-
1997
- 1997-01-02 NO NO19970007A patent/NO314500B1/no not_active IP Right Cessation
- 1997-01-07 IS IS4411A patent/IS2032B/is unknown
- 1997-01-07 FI FI970069A patent/FI119246B/fi not_active IP Right Cessation
-
1998
- 1998-01-01 GR GR980400355T patent/GR3027558T3/el unknown
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW419473B (en) | Process for the preparation of 4-acetoxy-2<alpha>-benzoyloxy-5<beta>, 20-epoxy-1, 7<beta>, 10<beta> -trihydroxy-9-oxo-tax-11-en-13<alpha>-yl (2R, 3S)-3-tert-butoxy-carbonylamino-2-hydroxy-3-phenylpropionate trihydrate | |
| CA2443730C (en) | Process for the production of high purity iohexol | |
| CN117794926A (zh) | Lanifibranor的晶型及其制备方法和用途 | |
| TW584627B (en) | The method for purifying vitamin D derivatives and its crystalline products | |
| TWI225514B (en) | Shelf stable haze free liquids of overbased alkaline earth metal salts, processes and stabilizing halogen-containing polymers therewith | |
| JP2023547625A (ja) | グリコリドの精製方法およびそれから得られるグリコリド | |
| CN114195693A (zh) | 一种酰胺化合物的晶型及其制备方法 | |
| WO2000053576A1 (fr) | Agents de gelification ou de coagulation pour supports organiques liquides | |
| Kenar et al. | Characterization and properties of starch-dicarboxylic acid inclusion complexes prepared by excess steam jet cooking | |
| Nakahara et al. | Examination of fluorination effect on physical properties of saturated long-chain alcohols by DSC and Langmuir monolayer | |
| Bergmann et al. | Contributions to the Study of Marine Products. XXXI. Palysterol and other Lipid Components of sea Anemones | |
| TW457225B (en) | Process for the preparation of crystalline and solvent free iohexol | |
| Callow | The purification of ergosterol | |
| Danielli et al. | Further observations on surface films of oestrin derivatives and of pregnandiol | |
| CN100519502C (zh) | 6-羟基-2-萘甲酸柱状晶体及其制备方法 | |
| TWI250156B (en) | Crystals of 5-[{6-(2-fluorobenzyl)oxy-2-naphthyl}methyl]-2, 4-thiazolidinedione | |
| TWI302530B (zh) | ||
| TW449596B (en) | Process for preparing crystalline loracarbef monohydrate | |
| TW295586B (zh) | ||
| CN114644681B (zh) | 一种奈玛特韦异丙醇溶剂化物晶型及其制备方法 | |
| Afsar et al. | Thiourea-based low molecular-mass organogelators from (+)-dehydroabietylamine | |
| CN101747274A (zh) | 布南色林晶型a的制备方法 | |
| CN112020489B (zh) | 2-(2,5-二氧代吡咯烷-1基)乙基甲基富马酸酯的晶型a及其制备方法和应用 | |
| JPH0445836A (ja) | 粉体の固結防止方法 | |
| JPH06212187A (ja) | ワックスの長鎖脂肪酸と高級アルコールとの分離方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GD4A | Issue of patent certificate for granted invention patent | ||
| MK4A | Expiration of patent term of an invention patent |