Isoxazole

Name: Isoxazole
Brand: Vaqora Chemicals
SKU: VQ-051041

About Isoxazole

Isoxazole (CAS 288-14-2) is a heterocyclic building block offered by Vaqora Chemicals. The compound has the formula C3H3NO, corresponding to a molecular weight of 69.06 g/mol. The IUPAC name is 1,2-oxazole. It is also known as 1-Oxa-2-azacyclopentadiene or 2-azafuran.

Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Danger”, 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.

Available in 100 mg, 250 mg, 1 g and 5 g packs, Isoxazole is dispatched with a Certificate of Analysis (COA) to destinations worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Isoxazole
Catalogue No.	VQ-051041
CAS Number	288-14-2
IUPAC name	1,2-oxazole
Molecular formula	C₃H₃NO
Molecular weight	69.06 g/mol
Exact mass	69.0215
HSN code	2933
InChIKey	CTAPFRYPJLPFDF-UHFFFAOYSA-N
SMILES	C1=CON=C1
PubChem CID	9254

Physical properties
Physical form	Other
LogP (XLogP3)	0.1
H-bond donors / acceptors	0 / 2
TPSA	26 Å²

Safety & hazard information (GHS)

Flammable

Corrosive

Signal word: Danger

Hazard statements

H225Highly flammable liquid and vapor
H314Causes severe skin burns and eye damage
H318Causes serious eye damage

Precautionary statements: P210, P233, P240, P241, P242, P243, P260, P264, P264 + P265, P280, P301 + P330 + P331, P302 + P361 + P354, P303 + P361 + P353, P304 + P340, P305 + P354 + P338, P316, P317, P321, P363, P370 + P378, P403 + P235, 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 Isoxazole?

The CAS Registry Number of Isoxazole is 288-14-2. It is also known as 1-Oxa-2-azacyclopentadiene, 2-azafuran.

What is the molecular formula and molecular weight of Isoxazole?

Isoxazole has the molecular formula C3H3NO and a molecular weight of 69.06 g/mol. Its IUPAC name is 1,2-oxazole.

Which grade and pack sizes of Isoxazole can I order?

We supply Isoxazole, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Isoxazole?

Yes. Every lot of Isoxazole 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 Isoxazole be shipped internationally?

Yes. Isoxazole 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.