4-Demethyltrimethoprim

Order 4-Demethyltrimethoprim impurity standard with CAS: 21253-58-7 and speed up your Trimethoprim project. This product is also known as 4-[(2,4-Diamino-5-pyrimidinyl)methyl]-2,6-dimethoxyphenol; α-(2,4-Diamino-5-pyrimidinyl)-2,6-dimethoxy-p-cresol and can be used as a working standard or secondary reference standard. Additional internal validation as per respective FDA regulations/guidelines may require. This compound is generally used for Quality Control (QC), Quality Assurance (QA) during commercial production of Trimethoprim and its related formulations. Moreover, 4-[(2,4-Diamino-5-pyrimidinyl)methyl]-2,6-dimethoxyphenol is also used in the process of Abbreviated New Drug Application (ANDA) filing to FDA and toxicity study of respective drug formulation.