Invenza Research

Apremilast EP Impurity C (CAS No. 2487573-02-2), chemically known as 4-Acetyl-2-(1-(3,4-dimethoxyphenyl)-2-(methylsulfonyl)ethyl)isoindoline-1,3-dione ; rac-4-Desacetamido-4-acetyl 3’-O-Desethyl-3’-O-methyl Apremilast, is a well-characterized pharmaceutical impurity reference standard associated with Apremilast. It is widely used by pharmaceutical research laboratories, analytical scientists, contract research organizations (CROs), and quality control laboratories to support impurity identification, chromatographic method development, analytical method validation, and stability studies.

This reference standard plays an important role in ensuring accurate impurity profiling during the development and quality assessment of Apremilast-based pharmaceutical products. It is suitable for use in analytical techniques such as HPLC, LC-MS, UPLC, and other validated chromatographic methods where reliable impurity characterization is required.

Apremilast EP Impurity C has the molecular formula C21H21NO7S and a molecular weight of 431.46 g/mol. It is also known by the chemical name 4-Acetyl-2-(1-(3,4-dimethoxyphenyl)-2-(methylsulfonyl)ethyl)isoindoline-1,3-dione ; rac-4-Desacetamido-4-acetyl 3’-O-Desethyl-3’-O-methyl Apremilast and is identified by CAS No. 2487573-02-2.

Researchers and analytical laboratories utilize this impurity reference standard during pharmaceutical development, quality control testing, method transfer, and regulatory compliance activities. Its use helps support the characterization and monitoring of related substances throughout the product lifecycle.