4-Oxazolecarboxylic acid, 97%

Name: 4-Oxazolecarboxylic acid, 97%
Brand: Vaqora Chemicals
SKU: VQ-012673

About 4-Oxazolecarboxylic acid, 97%

Listed under CAS 23012-13-7, 4-Oxazolecarboxylic acid is a heterocyclic building block available from Vaqora Chemicals, specified at 97% purity. Formula C4H3NO3, molecular weight 113.07 g/mol. The IUPAC name is 1,3-oxazole-4-carboxylic acid. Common synonyms include 4-Carboxyoxazole and oxazole-4-carboxylic acid.

It is supplied as a powder or solid. Reported physical data include a melting point of 138-142 °C. Store it at 2–8 °C, in a tightly closed container. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 1 g and 5 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	4-Oxazolecarboxylic acid, 97%
Catalogue No.	VQ-012673
CAS Number	23012-13-7
IUPAC name	1,3-oxazole-4-carboxylic acid
Molecular formula	C₄H₃NO₃
Molecular weight	113.07 g/mol
Exact mass	113.0113
Purity / assay	97%
HSN code	29420090
InChIKey	JBCFJMYPJJWIRG-UHFFFAOYSA-N
SMILES	C1=C(N=CO1)C(=O)O
PubChem CID	14281430

Physical properties
Physical form	Powder
Appearance	Powder or solid
Melting point	138-142 °C
LogP (XLogP3)	0.2
H-bond donors / acceptors	1 / 4
TPSA	63.3 Å²
Storage	2–8 °C
Synonyms	4-Carboxyoxazole, oxazole-4-carboxylic acid, 4-oxazolecarboxlic acid, 4-Oxazolecarboxylic acid, 97%, Oxazole-4-carboxylicacid, oxazole-4-carboxylic

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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 4-Oxazolecarboxylic acid, 97%?

The CAS Registry Number of 4-Oxazolecarboxylic acid, 97% is 23012-13-7. It is also known as 4-Carboxyoxazole, oxazole-4-carboxylic acid, 4-oxazolecarboxlic acid.

What is the molecular formula and molecular weight of 4-Oxazolecarboxylic acid, 97%?

4-Oxazolecarboxylic acid, 97% has the molecular formula C4H3NO3 and a molecular weight of 113.07 g/mol. Its IUPAC name is 1,3-oxazole-4-carboxylic acid.

Which grade and pack sizes of 4-Oxazolecarboxylic acid, 97% can I order?

We supply 4-Oxazolecarboxylic acid, 97% in (97%) grade, in 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Oxazolecarboxylic acid, 97%?

Yes. Every lot of 4-Oxazolecarboxylic acid, 97% 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 4-Oxazolecarboxylic acid, 97% be shipped internationally?

Yes. 4-Oxazolecarboxylic acid, 97% 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.

How should 4-Oxazolecarboxylic acid, 97% be stored?

2–8 °C. Keep the container tightly closed and refer to the SDS for full handling guidance.