4-Amino-phthalic acid-anhydride — Impurity Reference Standard
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Product Code: SSPC-A01775
CAS No.: 17011-53-9
Chemical Name: 5-Aminoisobenzofuran-1,3-dione
Synonyms: 4-aminophthalic Anhydride; 5-Amino-2-benzofuran-1,3-dione; Apremilast In house impurity;