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Alternate Names: 2169273-59-8
CAS No: 2169273-59-8
PubChem CID: 135138184
Mol Formula: C16H17FN6O3
Mol Weight: 360.34 g/mol
IUPAC Name: 1-[(3R,4S)-4-cyanooxan-3-yl]-3-[(2-fluoro-6-methoxy-4-pyridinyl)amino]pyrazole-4-carboxamide
Commercial / Development Status: Commercial APIs
Source / Manufacturing Origin: Synthetic APIs
API Description: Atinvicitinib is a selective Janus kinase 1 (JAK1) inhibitor developed by Merck Animal Health as a veterinary medicine for the treatment of atopic dermatitis and allergic dermatitis in dogs. It is marketed under the brand name NUMELVI™ and was approved by the European Commission in 2025.
