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CAS 277749-43-6
(4R,7R,8S,9S,16S,Z)-4-hydroxy-5,5,7,9,13-pentamethyl-16-((E)-1-(2-methylthiazol-4-yl)prop-1-en-2-yl)-2,6-dioxoazacyclohexadec-13-en-8-yl (2,2,2-trichloroethyl) carbonate
Codes：IXAB-038
Application context (from source-drug indications)
乳腺癌伊沙匹隆转移性乳腺癌伊沙匹隆宫颈癌伊沙匹隆前列腺癌伊沙匹隆实体瘤伊沙匹隆中性粒细胞减少伊沙匹隆
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| 伊沙匹隆Ixabepilone | Tier C — Watch / trade | - |
Position in synthesis routes (up/downstream chain)
Ordered by route registration; left → right is the synthesis direction. The highlighted node is the current CAS; others link to their own profiles.
(4S,7R,8S,9S,16S,Z)-4,8-dihydroxy-5,5,7,9,13-pentamethyl-16-((E)-1-(2-methylthiazol-4-yl)prop-1-en-2-yl)azacyclohexadec-13-ene-2,6-dione→4-((R,1E,5Z)-6-iodo-2-methyl-3-((triethylsilyl)oxy)hepta-1,5-dien-1-yl)-2-methylthiazole→(R,1E,5Z)-6-iodo-2-methyl-1-(2-methylthiazol-4-yl)hepta-1,5-dien-3-ol→4-((S,1E,5Z)-3-azido-6-iodo-2-methylhepta-1,5-dien-1-yl)-2-methylthiazole→tert-butyl (6R,7S,8S,Z)-3-methoxy-4,4,6,8-tetramethyl-5-oxo-7-(((2,2,2-trichloroethoxy)carbonyl)oxy)undeca-2,10-dienoate→tert-butyl (2Z,6R,7S,8S,12Z,15S,16E)-15-azido-3-methoxy-4,4,6,8,12,16-hexamethyl-17-(2-methylthiazol-4-yl)-5-oxo-7-(((2,2,2-trichloroethoxy)carbonyl)oxy)heptadeca-2,12,16-trienoate→tert-butyl (2Z,6R,7S,8S,12Z,15S,16E)-15-((tert-butoxycarbonyl)amino)-3-methoxy-4,4,6,8,12,16-hexamethyl-17-(2-methylthiazol-4-yl)-5-oxo-7-(((2,2,2-trichloroethoxy)carbonyl)oxy)heptadeca-2,12,16-trienoate→tert-butyl (6R,7S,8S,12Z,15S,16E)-15-((tert-butoxycarbonyl)amino)-4,4,6,8,12,16-hexamethyl-17-(2-methylthiazol-4-yl)-3,5-dioxo-7-(((2,2,2-trichloroethoxy)carbonyl)oxy)heptadeca-12,16-dienoate→tert-butyl (3R,6R,7S,8S,12Z,15S,16E)-15-((tert-butoxycarbonyl)amino)-3-hydroxy-4,4,6,8,12,16-hexamethyl-17-(2-methylthiazol-4-yl)-5-oxo-7-(((2,2,2-trichloroethoxy)carbonyl)oxy)heptadeca-12,16-dienoate→(3R,6R,7S,8S,12Z,15S,16E)-15-amino-3-hydroxy-4,4,6,8,12,16-hexamethyl-17-(2-methylthiazol-4-yl)-5-oxo-7-(((2,2,2-trichloroethoxy)carbonyl)oxy)heptadeca-12,16-dienoic acid→(4R,7R,8S,9S,16S,Z)-4-hydroxy-5,5,7,9,13-pentamethyl-16-((E)-1-(2-methylthiazol-4-yl)prop-1-en-2-yl)-2,6-dioxoazacyclohexadec-13-en-8-yl (2,2,2-trichloroethyl) carbonate
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