Contamination and Impurities
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Acetylsalicylic Acid Impurity A

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CAS Number: 99-96-7
Molecular Formula: C₇H₆O₃
Molecular Weight: 138.12 g/mol

Product Details

CAS Number 99-96-7
Alternate CAS# NA
Molecular Formula C₇H₆O₃
Molecular Weight 138.12 g/mol
IUPAC Chemical Name 4-hydroxybenzoic acid
Synonyms 4-Carboxyphenol; Salicylic Acid USP Related Compound A; Acetylsalicylic Acid EP Impurity A; Salicylic Acid EP Impurity A; Butyl Parahydroxybenzoate EP Impurity A; Ethyl Parahydroxybenzoate EP Impurity A; Aspirin Impurity A
USP Name Salicylic Acid USP Related Compound A
EP Name
Acetylsalicylic Acid EP Impurity A; Salicylic Acid EP Impurity A; Butyl Parahydroxybenzoate EP Impurity A; Ethyl Parahydroxybenzoate EP Impurity A
Appearance Specifications White to Off-White Solid
Storage Condition Refrigerator, Under Inert Atmosphere
Material Type Primary Standard
Melting Point 207-209°C

 

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