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CAS 673855-69-1
(2S,3R)-2-(3-bromophenyl)-1-(4-methoxyphenyl)-4-oxoazetidin-3-yl acetate
Codes：(V)101438-4-a
Application context (from source-drug indications)
乳腺癌Paclitaxel/Encequidar mesylate腺癌Paclitaxel/Encequidar mesylate血管肉瘤Paclitaxel/Encequidar mesylate实体瘤Paclitaxel/Encequidar mesylate
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Paclitaxel/Encequidar mesylatePaclitaxel/Encequidar mesylate | 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.
(3-Bromophenyl)formaldehyde→1-Amino-4-methoxybenzene→(NZ)-N-[(3-bromophenyl)methylidene]-4-methoxyaniline→(2-Chloranyl-2-oxidanylideneethyl) ethanoate→alpha-Chlorobenzaldehyde→(2S,3R)-2-(3-bromophenyl)-1-(4-methoxyphenyl)-4-oxoazetidin-3-yl acetate→(2S,3R)-2-(3-bromophenyl)-4-oxoazetidin-3-yl acetate→(3R,4S)-4-(3-bromophenyl)-3-hydroxyazetidin-2-one→(3R,4S)-4-(3-bromophenyl)-3-[(triethylsilyl)oxy]azetidin-2-one→(3R,4S)-1-benzoyl-4-(3-bromophenyl)-3-[(triethylsilyl)oxy]azetidin-2-one→(1S,2S,3R,4S,7R,9S,10S,12R,15S)-4,12-Bis(acetyloxy)-1,15-dihydroxy-10,14,17,17-tetramethyl-11-oxo-9-[(triethylsilyl)oxy]-6-oxatetracyclo[11.3.1.0(3,10).0(4,7)]heptadec-13-en-2-yl benzoate→(2alpha,5beta,7beta,10beta,13alpha)-4,10-Bis(acetyloxy)-1,7,13-trihydroxy-9-oxo-5,20-epoxytax-11-en-2-yl benzoate→(1S,2S,3R,4S,7R,9S,10S,12R,15S)-4,12-bis(acetyloxy)-15-{[(2R,3S)-3-(3-bromophenyl)-3-(phenylformamido)-2-[(triethylsilyl)oxy]propanoyl]oxy}-1-hydroxy-10,14,17,17-tetramethyl-11-oxo-9-[(triethylsilyl)oxy]-6-oxatetracyclo[11.3.1.0(3,10).0(4,7)]heptadec-13-en-2-yl benzoate→(1S,2S,3R,4S,7R,9S,10S,12R,15S)-4,12-bis(acetyloxy)-15-{[(2R,3S)-3-(3-bromophenyl)-2-hydroxy-3-(phenylformamido)propanoyl]oxy}-1,9-dihydroxy-10,14,17,17-tetramethyl-11-oxo-6-oxatetracyclo[11.3.1.0(3,10).0(4,7)]heptadec-13-en-2-yl benzoate→(2alpha,5beta,7beta,10beta,13alpha)-4,10-Bis(acetyloxy)-13-[[(2R,3S)-3-benzamido-2-hydroxy-3-(3-tritiophenylpropanoyl]oxy]-1,7-dihydroxy-9-oxo-5,20-epoxytax-11-en-2-yl benzoate
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