反应详情

The intermediate III-2 was prepared from 2,4-diaminopyrido [2,3-d]pyrimidine-6-methanol (III-1) by the procedure described in J. Med. Chem., 35:332 (1992). This particular preparation analyzed for a 1.75 HBr° 0.25 CH3COOH salt (formula wt. 406.7). The material was suitable for conversions to compound 33.

1. customThis particular preparation