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CAS 1146629-83-5
(R)-3-(4-bromo-1H-pyrazol-1-yl)-3-cyclopentylpropanenitrile
Codes：RUXO-022
Application context (from source-drug indications)
特应性皮炎磷酸芦可替尼白癜风磷酸芦可替尼移植物抗宿主病磷酸芦可替尼骨髓纤维化磷酸芦可替尼真性红细胞增多症磷酸芦可替尼
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| 磷酸芦可替尼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→(E)-3-cyclopentylacrylaldehyde→4-bromo-1H-pyrazole→(R)-3-(4-bromo-1H-pyrazol-1-yl)-3-cyclopentylpropanal→(R)-3-(4-bromo-1H-pyrazol-1-yl)-3-cyclopentylpropanenitrile→4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi(1,3,2-dioxaborolane)→(R)-3-cyclopentyl-3-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)propanenitrile
Intermediates available on this site
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| Supplier | Product | Price band | MOQ | Lead time | Qualifications |
|---|---|---|---|---|---|
| Qualified Partner — East China API Works | (R)-3-(4-broMo-1H-pyrazol-1-yl)-3-cyclopentylpropanenitrile Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
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