1,2-Benzisoxazole-3-Acetic Acid

Name: 1,2-Benzisoxazole-3-Acetic Acid
Brand: Vaqora Chemicals
SKU: VQ-034766

About 1,2-Benzisoxazole-3-Acetic Acid

Vaqora Chemicals supplies 1,2-Benzisoxazole-3-Acetic Acid, an API impurity reference standard registered under CAS number 4865-84-3. Its molecular formula is C9H7NO3 and its molecular weight is 177.16 g/mol. Its systematic (IUPAC) name is 2-(1,2-benzoxazol-3-yl)acetic acid. It is also known as 2-(1,2-Benzisoxazol-3-yl)acetic acid or 1,2-benzisoxazol-3-ylacetic acid.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

This the parent drug substance impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 1,2-Benzisoxazole-3-Acetic Acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Specifications & identifiers

Chemical identifiers
Product name	1,2-Benzisoxazole-3-Acetic Acid
Catalogue No.	VQ-034766
CAS Number	4865-84-3
IUPAC name	2-(1,2-benzoxazol-3-yl)acetic acid
Molecular formula	C₉H₇NO₃
Molecular weight	177.16 g/mol
Exact mass	177.0426
Grade	Reference Standard
HSN code	38229090
InChIKey	BVSIAYQIMUUCRW-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C(=NO2)CC(=O)O
PubChem CID	301729

Physical properties
Physical form	Solid
LogP (XLogP3)	1.2
H-bond donors / acceptors	1 / 4
TPSA	63.3 Å²
Synonyms	2-(1,2-Benzisoxazol-3-yl)acetic acid, 1,2-benzisoxazol-3-ylacetic acid, 2-(benzo[d]isoxazol-3-yl)acetic acid, benzo[d]isoxazol-3-yl-acetic acid, 1,2-benzoxazol-3-ylacetic acid, 2-(1,2-Benzoxazol-3-Yl)ethanoic Acid, 2-benzo[d]isoxazol-3-ylacetic acid, (1,2-Benzisoxazol-3-yl)acetic Acid, 1,2-benzisoxazol-3yl-acetic acid

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed

Precautionary statements: P264, P270, P301 + P317, P330, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 1,2-Benzisoxazole-3-Acetic Acid?

The CAS Registry Number of 1,2-Benzisoxazole-3-Acetic Acid is 4865-84-3. It is also known as 2-(1,2-Benzisoxazol-3-yl)acetic acid, 1,2-benzisoxazol-3-ylacetic acid, 2-(benzo[d]isoxazol-3-yl)acetic acid.

What is the molecular formula and molecular weight of 1,2-Benzisoxazole-3-Acetic Acid?

1,2-Benzisoxazole-3-Acetic Acid has the molecular formula C9H7NO3 and a molecular weight of 177.16 g/mol. Its IUPAC name is 2-(1,2-benzoxazol-3-yl)acetic acid.

Which grade and pack sizes of 1,2-Benzisoxazole-3-Acetic Acid can I order?

We supply 1,2-Benzisoxazole-3-Acetic Acid 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 1,2-Benzisoxazole-3-Acetic Acid?

Yes. Every lot of 1,2-Benzisoxazole-3-Acetic Acid 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 1,2-Benzisoxazole-3-Acetic Acid be shipped internationally?

Yes. 1,2-Benzisoxazole-3-Acetic Acid is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.