TMM02: Trimethoprim EP Impurity B

Trimethoprim USP RC B ;

(2,4-Diaminopyrimidin-5-yl)(3,4,5-trimethoxyphenyl)methanone ;

CAS # 30806-86-1 ;

C14H16N4O4 ;
Mol. Wt.: 304.3 ;