← Back to patent-cliff list
CAS 670254-71-4
2-(4-Methoxyphenyl)-4(S)-phenyloxazolidine-3,5(R)-dicarboxylic acid 3-tert-butyl 5-methyl diester
Codes：(XI)140605-22-a
Application context (from source-drug indications)
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)
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| 多西他赛纳米胶束 (Samyang Biopharmaceuticals)Docetaxel polymeric micelle (Samyang Biopharmaceuticals) | 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.
Benzaldehyde→1-Hydroxyacetone→(3R,4S)-3-Hydroxy-4-[(4-methoxyphenyl)amino]-4-phenylbutan-2-one→(4S,5R)-5-Acetyl-3-(4-methoxyphenyl)-4-phenyl-1,3-oxazolidin-2-one→(4S,5R)-5-Acetyl-4-phenyl-1,3-oxazolidin-2-one→(2R,3S)-3-Amino-2-hydroxy-3-phenylpropanoic acid→(2R,3S)-3-Phenylisoserine methyl ester→Bis(1,1-dimethylethyl) dicarbonoate→3(S)-(tert-Butoxycarbonylamino)-2(R)-hydroxy-3-phenylpropionic acid methyl ester→4-(Methyloxy)benzaldehyde→2-(4-Methoxyphenyl)-4(S)-phenyloxazolidine-3,5(R)-dicarboxylic acid 3-tert-butyl 5-methyl diester→(4S,5R)-3-(tert-Butoxycarbonyl)-2-(4-methoxyphenyl)-4-phenyl-1,3-oxazolidine-5-carboxylic acid→Benzoic acid (2alpha,5beta,7beta,9beta,10beta,13alpha)-4,10-diacetoxy-1,9,13-trihydroxy-7-[methyl(diphenyl)silyloxy]-5,20-epoxytax-11-en-2-yl ester→2-(4-Methoxyphenyl)-4(S)-phenyloxazolidine-3,5(R)-dicarboxylic acid 3-tert-butyl 5-[(2aR,4S,4aR,5S,6R,9S,11S,12S,12aR,12bS)-6,12b-diacetoxy-12-(benzoyloxy)-5,11-dihydroxy-4a,8,13,13-tetramethyl-4-[methyl(diphenyl)silyloxy]-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-9-yl] diester
Intermediates available on this site
No listed intermediates for this target yet — send an RFQ directly and it will enter our matching pool.
This is a CAS-level registry record: registrations across routes are merged. Supplier offers and buyer demands will be matched on this CAS as the primary key.