2-Benzofurancarboxaldehyde, 97%

About 2-Benzofurancarboxaldehyde, 97%

2-Benzofurancarboxaldehyde is an oxygen heterocycle carrying the CAS registry number 4265-16-1 with a typical assay of 97%. The compound has the formula C9H6O2, corresponding to a molecular weight of 146.14 g/mol. Its systematic (IUPAC) name is 1-benzofuran-2-carbaldehyde. Common synonyms include 2-Formylbenzofuran and Benzofuran-2-aldehyde.

It is supplied as a colourless to yellow liquid. Key physical data: a boiling point of 135 °C and a density of 1.206 g/mL at 25 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Typical applications include organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 1 g, 5 g and 1 kg, 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	2-Benzofurancarboxaldehyde, 97%
Catalogue No.	VQ-012383
CAS Number	4265-16-1
IUPAC name	1-benzofuran-2-carbaldehyde
Molecular formula	C₉H₆O₂
Molecular weight	146.14 g/mol
Exact mass	146.0368
Purity / assay	97%
HSN code	29241900
InChIKey	ADDZHRRCUWNSCS-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C=C(O2)C=O
PubChem CID	61341

Physical properties
Physical form	Liquid
Appearance	Colourless to yellow liquid
Boiling point	135 °C
Density	1.206 g/mL at 25 °C
LogP (XLogP3)	2.3
H-bond donors / acceptors	0 / 2
TPSA	30.2 Å²
Synonyms	2-Formylbenzofuran, Benzofuran-2-aldehyde, Benzo(b)-2-furfural, 2-benzofuran carboxaldehyde, benzo(b)furan-2-carboxaldehyde, Benzofuran-2-carbaldehyde, Benzofuran-2-carboxaldehyde, 2-Benzofurancarbaldehyde, benzo[b]furan-2-carbaldehyde, nchem.328-comp4c, 2-Formylbenzo[b]furan, 2-benzofuran carbaldehyde

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, 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 2-Benzofurancarboxaldehyde, 97%?

The CAS Registry Number of 2-Benzofurancarboxaldehyde, 97% is 4265-16-1. It is also known as 2-Formylbenzofuran, Benzofuran-2-aldehyde, Benzo(b)-2-furfural.

What is the molecular formula and molecular weight of 2-Benzofurancarboxaldehyde, 97%?

2-Benzofurancarboxaldehyde, 97% has the molecular formula C9H6O2 and a molecular weight of 146.14 g/mol. Its IUPAC name is 1-benzofuran-2-carbaldehyde.

Which grade and pack sizes of 2-Benzofurancarboxaldehyde, 97% can I order?

We supply 2-Benzofurancarboxaldehyde, 97% in (97%) grade, in 1 g, 5 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2-Benzofurancarboxaldehyde, 97%?

Yes. Every lot of 2-Benzofurancarboxaldehyde, 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 2-Benzofurancarboxaldehyde, 97% be shipped internationally?

Yes. 2-Benzofurancarboxaldehyde, 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.