← Back to patent-cliff list
CAS 75-44-5
Phosgene
Codes：(V)140605-15-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.
(S)-(+)-2-Phenylglycine→tert-Butyl [(1S)-2-hydroxy-1-phenylethyl]carbamate→tert-Butyl [(1S)-2-cyano-2-hydroxy-1-phenylethyl]carbamate→Methyl (3S)-3-amino-2-hydroxy-3-phenylpropanoate hydrogen chloride (1/1)→Phosgene→Bis(1,1-dimethylethyl) dicarbonoate→3-tert-Butyl 5-methyl (4S,5R)-2-oxo-4-phenyl-1,3-oxazolidine-3,5-dicarboxylate→3(S)-(tert-Butoxycarbonylamino)-2(R)-hydroxy-3-phenylpropionic acid methyl ester→1-(Dimethoxymethyl)-4-methoxybenzene→(X)140605-15-a→(2R,4S,5R)-3-(tert-Butoxycarbonyl)-2-(4-methoxyphenyl)-4-phenyl-1,3-oxazolidine-5-carboxylic acid
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.