Sulpiride EP impurity B

Sulpiride EP impurity B product with CAS: 33045-52-2 is also known as Methyl 2-methoxy-5-sulfamoylbenzoate. This product can be used as a working standard or secondary reference standard. Additional internal validation as per respective FDA regulations/guidelines may require. Sulpiride EP impurity B is generally used for Quality Control (QC), Quality Assurance (QA) during commercial production of Sulpiride and its related formulations. Moreover, Methyl 2-methoxy-5-sulfamoylbenzoate is also used in the process of Abbreviated New Drug Application (ANDA) filing to FDA and toxicity study of respective drug formulation.