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CAS 869487-78-5
benzyl ((1S,2S)-1-hydroxy-4-methyl-1-((R)-2-methyloxiran-2-yl)pentan-2-yl)carbamate
Codes：CARF-029
Application context (from source-drug indications)
多发性骨髓瘤卡非佐米
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| 卡非佐米Carfilzomib | Tier B — Position early | 2029 |
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.
benzyl (S)-(2,6-dimethyl-3-oxohept-1-en-4-yl)carbamate→benzyl ((3R,4S)-3-hydroxy-2,6-dimethylhept-1-en-4-yl)carbamate→benzyl ((3S,4S)-3-hydroxy-2,6-dimethylhept-1-en-4-yl)carbamate→benzyl ((1S,2S)-1-hydroxy-4-methyl-1-((R)-2-methyloxiran-2-yl)pentan-2-yl)carbamate→benzyl ((1R,2S)-1-hydroxy-4-methyl-1-((S)-2-methyloxiran-2-yl)pentan-2-yl)carbamate→benzyl ((S)-4-methyl-1-((R)-2-methyloxiran-2-yl)-1-oxopentan-2-yl)carbamate
Intermediates available on this site
Side-by-side comparison of all listed offers on this CAS; price bands are list-price ranges, final price subject to RFQ confirmation.
| Supplier | Product | Price band | MOQ | Lead time | Qualifications |
|---|---|---|---|---|---|
| Unibest Nantong cGMP Site | CarbaMic acid, N-[(1S)-3-Methyl-1-[[(2R)-2-Methyl-2-oxiranyl]carbonyl]butyl]-, 1,1-diMethylethyl ester Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
| Unibest Taizhou GMP-like Site | 1-Pentanone, 2-aMino-4-Methyl-1-[(2R)-2-Methyloxiranyl]-, (2S)-, trifluoroacetate (9CI) Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
| Qualified Partner — East China API Works | (alphaS)-alpha-Aminobenzenebutanoyl-L-leucyl-L-phenylalanine methyl ester Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
| Unibest Nantong cGMP Site | (alphaS)-alpha-Aminobenzenebutanoyl-L-leucyl-L-phenylalanine methyl ester mono(trifluoroacetate) Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
| Unibest Taizhou GMP-like Site | (alphaS)-alpha-[[2-(4-Morpholinyl)acetyl]amino]benzenebutanoyl-L-leucyl-L-phenylalanine methyl ester Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
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.