2-Acetoxybenzoic anhydride - ≥95% , CAS No.1466-82-6

CAS: 1466-82-6 Cat. No.: A190994 Molecular Weight: 342.3 EC Number: 215-987-5
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
2-Acetoxybenzoic anhydride | Benzoic acid, 2-(acetyloxy)-, anhydride | Acetylsalicylic anhydride | Pircan | Aspirin Impurity F | Aspirin anhydride | (2-acetyloxybenzoyl) 2-acetyloxybenzoate | Vigal | Contraflu | Salicylic anhydride, diacetate
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25mg
A190994-25mg
3

$9.90

$14.90
Save $5.00 (33.56%)
100mg
A190994-100mg
3

$22.90

$34.90
Save $12.00 (34.38%)
250mg
A190994-250mg
2

$34.90

$52.90
Save $18.00 (34.03%)
1g
A190994-1g
2

$47.90

$71.90
Save $24.00 (33.38%)
5g
A190994-5g
2

$175.90

$263.90
Save $88.00 (33.35%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
2-Acetoxybenzoic anhydride | Benzoic acid, 2-(acetyloxy)-, anhydride | Acetylsalicylic anhydride | Pircan | Aspirin Impurity F | Aspirin anhydride | (2-acetyloxybenzoyl) 2-acetyloxybenzoate | Vigal | Contraflu | Salicylic anhydride, diacetate
Specifications & Purity
≥95%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥95%
Names and Identifiers
Pubchem Sid504752636
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504752636
Canonical SmilesCC(=O)OC1=CC=CC=C1C(=O)OC(=O)C2=CC=CC=C2OC(=O)C
IUPAC Name(2-acetyloxybenzoyl) 2-acetyloxybenzoate
InChIKeyOAWXYINGQXLWOE-UHFFFAOYSA-N
INCHI1S/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
Isomeric SMILES CC(=O)OC1=CC=CC=C1C(=O)OC(=O)C2=CC=CC=C2OC(=O)C
Molecular Weight 342.3
Reaxy-Rn 2015320
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2015320&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassTetracarboxylic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentTetracarboxylic acids and derivatives
Alternative Parents Acylsalicylic acids and derivatives  Phenol esters  Benzyloxycarbonyls  Phenoxy compounds  Benzoyl derivatives  Carboxylic acid anhydrides  Carboxylic acid esters  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Tetracarboxylic acid or derivatives - Acylsalicylic acid or derivatives - Phenol ester - Benzyloxycarbonyl - Benzoic acid or derivatives - Phenoxy compound - Benzoyl - Monocyclic benzene moiety - Benzenoid - Carboxylic acid anhydride - Carboxylic acid ester - Organic oxygen compound - Carbonyl group - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as tetracarboxylic acids and derivatives. These are carboxylic acids containing exactly four carboxyl groups.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

5 results found

Lot NumberCertificate TypeDateItem
L2129075Certificate of AnalysisOct 15, 2024 A190994
L2129074Certificate of AnalysisOct 12, 2024 A190994
E2420623Certificate of AnalysisApr 16, 2024 A190994
H2507157Certificate of AnalysisApr 16, 2024 A190994
I1902030Certificate of AnalysisJul 13, 2022 A190994
Chemical and Physical Properties
Molecular Weight342.300 g/mol
XLogP32.500
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count7
Rotatable Bond Count8
Exact Mass342.074 Da
Monoisotopic Mass342.074 Da
Topological Polar Surface Area96.000 Ų
Heavy Atom Count25
Formal Charge0
Complexity482.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
Reviews

Customer Reviews

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.