6,7-Dihydro-4(5H)-benzofuranone

CAS NO.：16806-93-2
Empirical Formula: C8H8O2
Molecular Weight: 136.15
MDL number: MFCD00215511
SAFETY DATA SHEET (SDS)
Update Date: 2024-08-24 19:19:26

What is 6,7-Dihydro-4(5H)-benzofuranone?

Chemical properties

clear yellow to brown low melting solid or liquid

The Uses of 6,7-Dihydro-4(5H)-benzofuranone

6,7-Dihydro-4(5H)-benzofuranone may be used in the synthesis of furacridone ring skeleton.

Definition

ChEBI: 6,7-Dihydro-4(5H)-benzofuranone is a member of benzofurans.

Synthesis Reference(s)

Tetrahedron, 51, p. 3087, 1995 DOI: 10.1016/0040-4020(95)00070-O
Tetrahedron Letters, 27, p. 1127, 1986 DOI: 10.1016/S0040-4039(00)84195-7

General Description

6,7-Dihydro-4(5H)-benzofuranone is a benzofuran derivative that consists of fused benzene and furan ring. Its standard molar enthalpy of formation by static bomb calorimetry and standard molar enthalpy of vaporization using Calvet microcalorimetry has been measured. These values have been used to derive the standard molar enthalpy of formation in gaseous phase.

Properties of 6,7-Dihydro-4(5H)-benzofuranone

Melting point:	30-34 °C (lit.)
Boiling point:	115-118 °C/16 mmHg (lit.)
Density	1.162 g/mL at 25 °C (lit.)
refractive index	1.53-1.532
Flash point:	>230 °F
storage temp.	Sealed in dry,Store in freezer, under -20°C
form	Liquid
color	Clear yellow to brown
Specific Gravity	1.162
CAS DataBase Reference	16806-93-2(CAS DataBase Reference)

Safety information for 6,7-Dihydro-4(5H)-benzofuranone

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.