4-Chloro-7H-pyrrolo[2,3-d]pyrimidine (CAS No. 3680-69-1) – Tofacitinib Intermediate


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Uploaded on Nov 3, 2025

Learn about 4-Chloro-7H-pyrrolo[2,3-d]pyrimidine (CAS No. 3680-69-1), a key intermediate in Tofacitinib synthesis, manufactured by VidgasTech – trusted supplier of pharmaceutical intermediates and fine chemicals.

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