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Trimethoprim

2,4-Diamino-5-(3,4,5-trimethoxybenzyl)pyrimidine

Purity / Analysis Method >98.0%(T)(HPLC)
Molecular Formula / Molecular Weight C14H18N4O3 = 290.32
Physical State (20 deg.C) Solid
CAS RN 738-70-5
Unit Price
25 g 2000
50 g 2450
100 g 3100
Appearance White to Almost white powder to crystal
Purity(HPLC) min. 98.0 area%
Purity(Nonaqueous Titration) min. 98.0 %
Melting point 199.0 to 205.0 °C
Solubility (slightly sol. in) Methanol,Chloroform
Note

•Pharmaceutical Ingredients (for Research and Experimental Use) is provided as delivered and specified by the issuing Pharmacopoeia.
•The contents of the specifications are subject to change without advance notice. The specification values displayed here are the most up to
date values. There may be cases where the product labels display different specification; however, the product quality still meets the latest
specification.