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CAS 960052-45-3
(2aR,4S,4aS,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-9-[3-[tert-butoxycarbonylamino]-2(R)-(1-ethoxyethoxy)-3(S)-phenylpropanoyloxy]-11-hydroxy-4a,8,13,13-tetramethyl-5,6-dioxo-4-[triethylsilyloxy]-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate
登记编号：(VI)140605-18-a,(I)140605-18-b
应用背景（按来源药适应症）
膀胱癌多西他赛纳米胶束 (Samyang Biopharmaceuticals)头颈癌多西他赛纳米胶束 (Samyang Biopharmaceuticals)头颈部鳞状细胞癌多西他赛纳米胶束 (Samyang Biopharmaceuticals)实体瘤多西他赛纳米胶束 (Samyang Biopharmaceuticals)
来源药（使用该中间体的合成路线）
| 品种 | 梯队 | 到期年 |
|---|---|---|
| 多西他赛纳米胶束 (Samyang Biopharmaceuticals)Docetaxel polymeric micelle (Samyang Biopharmaceuticals) | Tier C · 观察 / 贸易 | - |
合成路线中的位置（上下游链）
按路线登记顺序排列，左→右为合成方向；高亮为当前 CAS，其余可点击跳转对应档案。
13-Acetyl-9-dihydrobaccatin-III→(2aR,4S,4aR,5R,6R,9S,11S,12S,12aR,12bS)-9,12b-Bis(acetoxy)-5,6,11-trihydroxy-4a,8,13,13-tetramethyl-4-[triethylsilyloxy]-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate→(2aR,4S,4aS,9S,11S,12S,12aR,12bS)-9,12b-Bis(acetoxy)-11-hydroxy-4a,8,13,13-tetramethyl-5,6-dioxo-4-[triethylsilyloxy]-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate→(2aR,4S,4aS,9S,11S,12S,12aR,12bS)-12b-(Acetoxy-9,11-dihydroxy-4a,8,13,13-tetramethyl-5,6-dioxo-4-[triethylsilyloxy]-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate→3(S)-[tert-Butoxycarboxamido]-2(R)-(1-ethoxyethoxy)-3-phenylpropionic acid→3(R)-(1-Ethoxyethoxy)-2-oxo-4(S)-phenylazetidine-1-carboxylic acid tert-butyl ester→(2aR,4S,4aS,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-9-[3-[tert-butoxycarbonylamino]-2(R)-(1-ethoxyethoxy)-3(S)-phenylpropanoyloxy]-11-hydroxy-4a,8,13,13-tetramethyl-5,6-dioxo-4-[triethylsilyloxy]-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate
(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-9-{[(2R,3S)-3-[(tert-butoxycarbonyl)amino]-2-(1-ethoxyethoxy)-3-phenylpropanoyl]oxy}-6,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-4-[(triethylsilyl)oxy]-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate→(2aR,4S,4aS,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-9-[3-[tert-butoxycarbonylamino]-2(R)-(1-ethoxyethoxy)-3(S)-phenylpropanoyloxy]-11-hydroxy-4a,8,13,13-tetramethyl-5,6-dioxo-4-[triethylsilyloxy]-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate
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