CAS 1466-82-6: Acetylsalicylic anhydride

Description: Acetylsalicylic anhydride, with the CAS number 1466-82-6, is a chemical compound derived from acetylsalicylic acid, commonly known as aspirin. It is characterized by its anhydride functional group, which is formed by the dehydration of two acetylsalicylic acid molecules. This compound typically appears as a white to off-white solid and is known for its reactivity, particularly in hydrolysis reactions where it can revert to acetylsalicylic acid in the presence of moisture. Acetylsalicylic anhydride is primarily used in organic synthesis and as an intermediate in the production of various pharmaceuticals. Its properties include moderate solubility in organic solvents and limited solubility in water. Due to its chemical structure, it can exhibit both acidic and basic characteristics, making it useful in various chemical reactions. Safety precautions should be taken when handling this compound, as it can be irritant and may pose health risks if inhaled or ingested.

Formula: C₁₈H₁₄O₇

InChI: InChI=1S/C18H14O7/c1-11(19)23-15-9-5-3-7-13(15)17(21)25-18(22)14-8-4-6-10-16(14)24-12(2)20/h3-10H,1-2H3

InChI key: InChIKey=OAWXYINGQXLWOE-UHFFFAOYSA-N

SMILES: O=C(OC(=O)C=1C=CC=CC1OC(=O)C)C=2C=CC=CC2OC(=O)C

Synonyms:

• 2-(Acetyloxy)Benzoic Anhydride
• 2-(Acetyloxy)benzoic acid anhydride
• 2-(Acetyloxy)benzoyl 2-(acetyloxy)benzoate
• Acetylsalicylic acid anhydride
• Acetylsalicylic anhydride
• Aspirin anhydride
• Benzoic acid, 2-(acetyloxy)-, 1,1′-anhydride
• Benzoic acid, 2-(acetyloxy)-, anhydride
• Benzoic acid, 2-(acetyloxy)-, anhydride (9CI)
• Brn 2015320
• Contraflu
• Nsc 63848
• Nsc 80056
• Pircan
• Salicylic acid, acetate, anhydride
• Salicylic anhydride, diacetate
• Vigal
• 4-10-00-00165 (Beilstein Handbook Reference)
• 2-Acetoxybenzoic anhydride

Aspirin impurity standard

CAS: 1466-82-650-78-2 530-75-6 552-94-3 636-46-4 99-96-7

• Color and Shape: Off-White

Benzoic acid, 2-(acetyloxy)-, 1,1'-anhydride

CAS: 1466-82-6

• Formula: C₁₈H₁₄O₇
• Purity: 95%
• Color and Shape: Solid
• Molecular weight: 342.2996

2-Acetoxybenzoic anhydride

CAS: 1466-82-6

2-Acetoxybenzoic anhydride is a useful organic compound for research related to life sciences. The catalog …

• Formula: C₁₈H₁₄O₇
• Color and Shape: Liquid
• Molecular weight: 342.303

Acetylsalicylic Acid EP Impurity F (Carbasalate Calcium EP Impurity A)

CAS: 1466-82-6

• Formula: C₁₈H₁₄O₇
• Color and Shape: White To Off-White Solid
• Molecular weight: 342.30

2-Acetoxybenzoic anhydride

CAS: 1466-82-6

• Purity: 98+%
• Molecular weight: 342.30g/mol

O-Acetylsalicylic anhydride

CAS: 1466-82-6

• Formula: C₁₈H₁₄O₇
• Purity: ≥ 95.0%
• Color and Shape: White to off-white powder
• Molecular weight: 342.30

Acetylsalicylic Acid EP Impurity F (Carbasalate Calcium EP Impurity A)

CAS: 1466-82-6

• Formula: C₁₈H₁₄O₇
• Color and Shape: Neat
• Molecular weight: 342.30

2-Acetoxybenzoic anhydride

CAS: 1466-82-6

• Purity: 95.0%
• Color and Shape: Solid
• Molecular weight: 342.3030090332031

Acetylsalicylic Anhydride

CAS: 1466-82-6

Impurity Acetylsalicylic Acid EP Impurity F (Aspirin EP Impurity F) Applications Acetylsalicylic Acid Impurity F …

• Formula: C₁₈H₁₄O₇
• Color and Shape: Neat
• Molecular weight: 342.30

Aspirin Impurity F

CAS: 1466-82-6

Please enquire for more information about Aspirin Impurity F including the price, delivery time and …

• Formula: C₁₈H₁₄O₇
• Purity: Min. 95%
• Color and Shape: Powder
• Molecular weight: 342.3 g/mol