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Impurity of Apremilast API
Apremilast Inouse Impurity 3 / 3-Acetylaminophthalic Anhydride
Impurity
GS.75.APR.33.png
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Product Name Apremilast Inouse Impurity 3 / 3-Acetylaminophthalic Anhydride
Product Category Impurities
Sub-Category Metabolites, Pharmaceutical Standards, Fine Chemicals
CAS No 6296-53-3
Catalog Number GS.75.APR.33
Chemical Name/Synonyms 3-Acetamidophthalic Anhydride; 3-Acetamidophthalic anhydride ; N-(1,3-Dioxo-1,3-dihydroisobenzofuran-4-yl)acetamide
Molecular Weight 205.17
Molecular Formula C10H7NO4
Purity NLT 95%
Appearance Off-White to Pale Yellow Solid
Solubility Methanol, Ethyl Acetate, Chloroform
Applications 3-Acetylaminophthalic Anhydride is used in the synthesis of Apremilast, a potent phosphodiesterase 4 and tumor necrosis Factor-α inhibitor used in the treatment of psoriatic arthritis.
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