(R)-1-(3-ethoxy-4- methoxyphenyl)-2- (methylsulfonyl)ethyl amine

(R)-1-(3-ethoxy-4- methoxyphenyl)-2- (methylsulfonyl)ethyl amine product with CAS: 608142-27-4 is also known as (R)-1-(3-ethoxy-4- methoxyphenyl)-2- (methylsulfonyl)ethanamine. This product can be used as a working standard or secondary reference standard. Additional internal validation as per respective FDA regulations/guidelines may require. It is used in Apremilast impurity profiling as per limits and threshold values specified by respective drug legislation, FDA, and pharmacopoeial guidelines. Moreover, (R)-1-(3-ethoxy-4- methoxyphenyl)-2- (methylsulfonyl)ethanamine is also used in the process of Abbreviated New Drug Application (ANDA) filing to FDA and toxicity study of respective drug formulation.