2-Benzofurancarboxaldehyde

CAS NO.：4265-16-1
Empirical Formula: C9H6O2
Molecular Weight: 146.14
MDL number: MFCD00015463
EINECS: 224-248-6
SAFETY DATA SHEET (SDS)
Update Date: 2023-05-25 18:01:19

What is 2-Benzofurancarboxaldehyde?

Chemical properties

Colorless to light yellow liqui

Chemical properties

2-Formyl benzofuran has a bitter almond odor.

The Uses of 2-Benzofurancarboxaldehyde

2-Benzofurancarboxaldehyde may be used in the preparation of (E)-3-(benzofuran-2′-ylmethylidene)-1-methyl-2-indolinone and 1-(benzofuran-2-yl)methanol.

The Uses of 2-Benzofurancarboxaldehyde

Benzo[b]furan-2-carboxaldehyde is used for the synthesis of isoxazolines.

Preparation

By the Gattermann process; also from coumaryloyl cyanide.

Definition

ChEBI: 2-Benzofurancarboxaldehyde is a member of benzofurans.

General Description

2-Benzofurancarboxaldehyde, also known as benzo[b]-2-furfural, is an α,β-unsaturated aldehyde.

Properties of 2-Benzofurancarboxaldehyde

Melting point:	9-9.5 °C
Boiling point:	135 °C18 mm Hg(lit.)
Density	1.206 g/mL at 25 °C(lit.)
refractive index	n20/D 1.633(lit.)
FEMA	3128 \| 2-BENZOFURANCARBOXALDEHYDE
Flash point:	>230 °F
storage temp.	Keep in dark place,Sealed in dry,Room Temperature
form	Liquid
color	Clear yellow to brown
Specific Gravity	1.206
Odor	at 100.00 %. bitter almond
Water Solubility	Not miscible or difficult to mix with water.
Sensitive	Air Sensitive
JECFA Number	751
BRN	2910
CAS DataBase Reference	4265-16-1(CAS DataBase Reference)
NIST Chemistry Reference	Benzofuran-2-carboxaldehyde(4265-16-1)
EPA Substance Registry System	2-Benzofurancarboxaldehyde (4265-16-1)

Safety information for 2-Benzofurancarboxaldehyde

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation
Precautionary Statement Codes	P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention.