C18H14O7
342.3 g/mol
Pharmaceutical IntermediateWarning
Acetylsalicylic anhydride
CAS1466-82-6EC215-987-5
Category
Pharmaceutical Intermediate
Compound Class
Ester
Primary Use
Pharmaceutical Intermediate
Acetylsalicylic anhydride is a chemical compound that occurs as an impurity in aspirin. It is structurally related to acetylsalicylic acid and is primarily of interest in pharmaceutical quality control and manufacturing.
impurity in aspirinpharmaceutical reference standard
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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CAS 1466-82-6
Related Compounds
StrongStructure SimilarSimilarity 0.89
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Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Identifiers
IUPAC Name
(2-acetyloxybenzoyl) 2-acetyloxybenzoate
InChIKey
OAWXYINGQXLWOE-UHFFFAOYSA-N
SMILES
CC(=O)OC1=CC=CC=C1C(=O)OC(=O)C2=CC=CC=C2OC(=O)C
Synonyms (25)
- Acetylsalicylic Acid EP Impurity F (Acetylsalicylic Anhydride)
- Aspirin Impurity F; Acetylsalicylic Acid EP Impurity F
- 2-Acetoxybenzoic anhydride
- Acetylsalicylic anhydride
- Aspirin Impurity F
- Aspirin anhydride
- Contraflu
- Pircan
- Vigal
- o-Acetylsalicylic anhydride