Basic

CAS No.	738-70-5
Product Name	trimethoprim
Synonyms	trimethoprim crystalline; 5-(3,4,5-trimethoxybenzyl)pyrimidine-2,4-diyldiamine; Antibiotic synergist; 5-((3,4,5-trimethoxyphenyl)methyl)-2,4-pyrimidinediamine; Trimethoprim(TMP)
Molecular Formula	C14H18N4O3
Molecular Weight	290.32

Physical property

Melting point	199-203℃
Water solubility	<0.1 g/100 mL at 24℃