Acetic 2-acetoxybenzoic anhydride

Name: Acetic 2-acetoxybenzoic anhydride
Brand: Vaqora Chemicals
SKU: VQ-035590

About Acetic 2-acetoxybenzoic anhydride

Acetic 2-acetoxybenzoic anhydride is an impurity of Acetylsalicylic Acid carrying the CAS registry number 18698-59-4. Formula C11H10O5, molecular weight 222.19 g/mol. The IUPAC name is acetyl 2-acetyloxybenzoate. Common synonyms include acetylsalicylic acid and acetic anhydride.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Acetylsalicylic Acid, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Acetic 2-acetoxybenzoic anhydride in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Acetylsalicylic Acid

View every impurity, metabolite and intermediate we list for Acetylsalicylic Acid.

Acetylsalicylic Acid impurities

Specifications & identifiers

Chemical identifiers
Product name	Acetic 2-acetoxybenzoic anhydride
Catalogue No.	VQ-035590
CAS Number	18698-59-4
IUPAC name	acetyl 2-acetyloxybenzoate
Molecular formula	C₁₁H₁₀O₅
Molecular weight	222.19 g/mol
Exact mass	222.0528
Grade	Reference Standard
HSN code	38229090
InChIKey	VPQJVLFFIPVMAB-UHFFFAOYSA-N
SMILES	CC(=O)OC1=CC=CC=C1C(=O)OC(=O)C
PubChem CID	54404402

Physical properties
Physical form	Solid
LogP (XLogP3)	1.2
H-bond donors / acceptors	0 / 5
TPSA	69.7 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Acetic 2-acetoxybenzoic anhydride?

The CAS Registry Number of Acetic 2-acetoxybenzoic anhydride is 18698-59-4. It is also known as acetylsalicylic acid and acetic anhydride.

What is the molecular formula and molecular weight of Acetic 2-acetoxybenzoic anhydride?

Acetic 2-acetoxybenzoic anhydride has the molecular formula C11H10O5 and a molecular weight of 222.19 g/mol. Its IUPAC name is acetyl 2-acetyloxybenzoate.

What is Acetic 2-acetoxybenzoic anhydride used for?

Acetic 2-acetoxybenzoic anhydride is supplied as a characterised reference material related to Acetylsalicylic Acid. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Acetic 2-acetoxybenzoic anhydride can I order?

We supply Acetic 2-acetoxybenzoic anhydride in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Acetic 2-acetoxybenzoic anhydride?

Yes. Every lot of Acetic 2-acetoxybenzoic anhydride is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Acetic 2-acetoxybenzoic anhydride be shipped internationally?

Yes. We export Acetic 2-acetoxybenzoic anhydride worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.