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CAS 1708997-42-5
benzyl (3S,4R)-3-ethyl-4-(3-tosyl-3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazin-8-yl)pyrrolidine-1-carboxylate
Codes: ABT-494-001
Application context (from source-drug indications)
Alopecia areataUpadacitinibGiant cell arteritisUpadacitinibAnkylosing spondylitisUpadacitinibSpondyloarthritisUpadacitinibCrohn's diseaseUpadacitinibNon-radiographic axial spondyloarthritisUpadacitinib
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Upadacitinib | Tier B — Position early | 2033 |
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 (3S,4R)-3-ethyl-4-(3-tosyl-3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazin-8-yl)pyrrolidine-1-carboxylate→8-((3R,4S)-4-ethylpyrrolidin-3-yl)-3-tosyl-3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazine→2,2,2-trifluoroethan-1-amine→(3S,4R)-3-ethyl-4-(3-tosyl-3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazin-8-yl)-N-(2,2,2-trifluoroethyl)pyrrolidine-1-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 | Action |
|---|---|---|---|---|---|---|
| Qualified Partner — East China API Works | tert-butyl 5-tosyl-5H-pyrrolo[2,3-b]pyrazin-2-ylcarbamate Pharmaceutical Intermediates | On request | On request | On request | — | |
| Unibest Nantong cGMP Site | (3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester Pharmaceutical Intermediates | On request | On request | On request | — | |
| Unibest Taizhou GMP-like Site | N-[5-[(4-Methylphenyl)sulfonyl]-5H-pyrrolo[2,3-b]pyrazin-2-yl]carbamic acid ethyl ester Pharmaceutical Intermediates | On request | On request | On request | — | |
| Qualified Partner — East China API Works | N-Tosyl-5-bromo-4,7-diazaindole Pharmaceutical Intermediates | On request | On request | On request | — | |
| Unibest Nantong cGMP Site | 1-[(benzyloxy)carbonyl]-4-ethyl-2,5-dihydro-1H-pyrrole-3-carboxylic acid Pharmaceutical Intermediates | On request | On request | On request | — | |
| Unibest Taizhou GMP-like Site | (3R,4S)-1-((benzyloxy)carbonyl)-4-ethylpyrrolidine-3-carboxylic acid Pharmaceutical Intermediates | On request | On request | On request | — | |
| Qualified Partner — East China API Works | 8-((3R,4S)-4-ethylpyrrolidin-3-yl)-3-tosyl-3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazine Pharmaceutical Intermediates | On request | On request | On request | — | |
| Unibest Nantong cGMP Site | 5-Bromo-4,7-diazaindole Pharmaceutical Intermediates | On request | On request | On request | — |
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.