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CAS 941685-40-1
(R)-3-cyclopentyl-3-(4-(7-((2-(trimethylsilyl)ethoxy)methyl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)propanenitrile
Codes: RUXO-006
Application context (from source-drug indications)
Atopic dermatitisRuxolitinib PhosphateVitiligoRuxolitinib PhosphateGraft-versus-host diseaseRuxolitinib PhosphateMyelofibrosisRuxolitinib PhosphatePolycythaemia veraRuxolitinib Phosphate
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Ruxolitinib Phosphate | 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.
4-chloro-7H-pyrrolo[2,3-d]pyrimidine→4-chloro-7-((2-(trimethylsilyl)ethoxy)methyl)-7H-pyrrolo[2,3-d]pyrimidine→4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole→4-(1H-pyrazol-4-yl)-7-((2-(trimethylsilyl)ethoxy)methyl)-7H-pyrrolo[2,3-d]pyrimidine→3-cyclopentylacrylonitrile→(R)-3-cyclopentyl-3-(4-(7-((2-(trimethylsilyl)ethoxy)methyl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)propanenitrile
Intermediates available on this site
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| Supplier | Product | Price band | MOQ | Lead time | Qualifications | Action |
|---|---|---|---|---|---|---|
| Unibest Nantong cGMP Site | (3R)-3-cyclopentyl-3-[4-(7-[2-(trimethylsilyl)ethoxy]methyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl]propanenitrile Pharmaceutical Intermediates | On request | On request | On request | — |
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