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CAS 1575-61-7
5-chloropentanoyl chloride
Codes：APIX-021a、APIX-028、APIX-021
Application context (from source-drug indications)
肺栓塞阿哌沙班静脉血栓形成阿哌沙班Paget-Schroetter综合征阿哌沙班静脉血栓栓塞阿哌沙班血栓形成阿哌沙班栓塞阿哌沙班
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| 阿哌沙班Apixaban | Tier A — Act now | 2028 |
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.
ethyl (Z)-2-chloro-2-(2-(4-methoxyphenyl)hydrazono)acetate→ethyl 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate→4-nitroaniline→5-chloropentanoyl chloride→5-bromopentanoyl chloride→1-(4-nitrophenyl)piperidin-2-one→3,3-dichloro-1-(4-nitrophenyl)piperidin-2-one→3-chloro-1-(4-nitrophenyl)-5,6-dihydropyridin-2(1H)-one→ethyl 1-(4-methoxyphenyl)-6-(4-nitrophenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate→ethyl 6-(4-aminophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate→ethyl 6-(4-(5-chloropentanamido)phenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate→ethyl 6-(4-(5-bromopentanamido)phenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate
ethyl (Z)-2-chloro-2-(2-(4-methoxyphenyl)hydrazono)acetate→ethyl 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate→3-morpholino-1-(4-(2-oxopiperidin-1-yl)phenyl)-5,6-dihydropyridin-2(1H)-one→4-nitroaniline→1-(4-nitrophenyl)piperidin-2-one→5-chloropentanoyl chloride→3-morpholino-1-(4-nitrophenyl)-5,6-dihydropyridin-2(1H)-one→1-(4-aminophenyl)-3-morpholino-5,6-dihydropyridin-2(1H)-one
3-morpholino-5,6-dihydropyridin-2(1H)-one→APIX-021→N-(4-chlorophenyl)benzamide→N-(4-(5-morpholino-6-oxo-3,6-dihydropyridin-1(2H)-yl)phenyl)benzamide→methyl (Z)-2-chloro-2-(2-(4-methoxyphenyl)hydrazono)acetate→methyl 6-(4-benzamidophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate→methyl 6-(4-aminophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate→6-(4-aminophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamide→6-(4-(5-chloropentanamido)phenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamide
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 |
|---|---|---|---|---|---|
| Qualified Partner — East China API Works | 3-Chloro-1-(4-nitrophenyl)-5,6-dihydropyridin-2(1H)-one Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
| Unibest Nantong cGMP Site | 3-Morpholino-1-(4-nitrophenyl)-5,6-dihydropyridin-2(1H)-one Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
| Unibest Taizhou GMP-like Site | 1-(4-Aminophenyl)-3-morpholino-5,6-dihydropyridin-2(1H)-one Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
| Qualified Partner — East China API Works | 3-Morpholino-1-[4-(2-oxopiperidin-1-yl)phenyl]-5,6-dihydropyridin.2(1H)-one Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
| Unibest Nantong cGMP Site | Ethyl chloro[(4-methoxyphenyl)hydrazono]acetate Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
| Unibest Taizhou GMP-like Site | 1-(4-Methoxyphenyl)-7-0xo-6-[4-(2-0xopiperidin-1-yl)phenyl]-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acidethyl 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.