Category
Trimethoprim
CAS Number
738-70-5
Alternate CAS Number
56585-33-2(Sulphate Salt)
Molecular Formula
C14H18N4O3
Molecular Weight
290.32
Synonym

5-[(3,4,5-trimethoxyphenyl)methyl]pyrimidine-2,4-diamine;5-(3,4,5-Trimethoxybenzyl)pyrimidine-2,4-diamine; 5-[(3,4,5-Trimethoxyphenyl)methyl]pyrimidine-2,4-diamine; 5-[(3,4,5-Trimethoxyphenyl)methyl]-2,4-pyrimidinediamine

Slide 1.GIF
Purity:

Above - 95.0%

Technical Data:

We will provide complete documentation support for every Standard Material. All analytical reports such as ¹H NMR, ¹³C NMR, Mass, FT-IR, HPLC Purity/GC Purity/QNMR Purity, Water content by KF/ Loss on Drying/TGA (Thermo-gravimetric Analysis). Certificate of Analysis with potency report. Each Standard Material SER (Structure Elucidation Report) with NMR, Mass, IR spectral interpretation. This whole analytical document can be included in eCTD, ANDA, DMF submissions to regulatory agencies.

Trimethoprim  is a certified reference standard used in the quality control and impurity profiling. It supports analytical method validation, stability studies, and regulatory compliance in pharmaceutical development.