4-Methyl-7H-pyrrolo[2,3-d]pyrimidine

4-Methyl-7H-pyrrolo[2,3-d]pyrimidine (CAS 945950-37-8) is a ruxolitinib phosphate intermediate manufactured by Hangzhou Hongqin Pharmtech Co., Ltd. to pharmaceutical grade under ChP-referenced standards, with samples available on request. It is distributed globally across Asia, North America, Central/South America, Western and Eastern Europe, Australasia, the Middle East, and Africa.