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3-COUMARANONE

3-COUMARANONE Structure
CAS No.
7169-34-8
Chemical Name:
3-COUMARANONE
Synonyms
BENZOFURAN-3(2H)-ONE;COUMARANONE;Coumaran-3-one;3-Oxocoumaran;3-COUMARANONE;BENZOFURAN-3-ONE;3-Coumaranone,97%;1-benzofuran-3-one;3(2H)-BENZOFURANONE;(2H)-Benzofuran-3-one
CBNumber:
CB8315041
Molecular Formula:
C8H6O2
Molecular Weight:
134.13
MOL File:
7169-34-8.mol
MSDS File:
SDS
Modify Date:
2023/4/23 13:52:06

3-COUMARANONE Properties

Melting point 101-103 °C
Boiling point 207.23°C (rough estimate)
Density 1.1603 (rough estimate)
refractive index 1.4800 (estimate)
storage temp. Keep in dark place,Sealed in dry,Store in freezer, under -20°C
solubility Chloroform (Slightly), DMSO (Slightly)
form Solid
color Yellow to Dark Yellow
Water Solubility Slightly miscible with water.
Sensitive Light Sensitive
BRN 115296
CAS DataBase Reference 7169-34-8(CAS DataBase Reference)
NIST Chemistry Reference 3(2H)-benzofuranone(7169-34-8)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H332-H335
Precautionary statements  P261-P280-P305+P351+P338
Hazard Codes  Xi,Xn
Risk Statements  36/37/38-20/21/22
Safety Statements  22-24/25-36/37/39-26-36
WGK Germany  3
4.5-9
Hazard Note  Irritant
HS Code  29329990
NFPA 704
1
2 0

3-COUMARANONE price More Price(5)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemicals (India) C2825 3-Coumaranone min. 98.0 % 7169-34-8 1G ₹3000 2022-05-26 Buy
ALFA India ALF-A10202-14 3-Coumaranone, 97% 7169-34-8 25g ₹25999 2022-05-26 Buy
TCI Chemicals (India) C2825 3-Coumaranone min. 98.0 % 7169-34-8 5G ₹10100 2022-05-26 Buy
ALFA India ALF-A10202-06 3-Coumaranone, 97% 7169-34-8 5g ₹18769 2022-05-26 Buy
ALFA India ALF-A10202-03 3-Coumaranone, 97% 7169-34-8 1g ₹3529 2022-05-26 Buy
Product number Packaging Price Buy
C2825 1G ₹3000 Buy
ALF-A10202-14 25g ₹25999 Buy
C2825 5G ₹10100 Buy
ALF-A10202-06 5g ₹18769 Buy
ALF-A10202-03 1g ₹3529 Buy

3-COUMARANONE Chemical Properties,Uses,Production

Chemical Properties

white to light yellow crystal powde

Uses

3-Coumaranone is used in the aurones, [2-benzylidenebenzofuran-3(2H)-ones] by reacting with appropriate aldehyde. It is involved in the condensation reaction with aldehydes in the presence of morpholine acetate to prepare substituted 2-(arylidene)benzofuran-3(ZH)-ones. In Horner-Wadsworth-Emmons reaction, it reacts with diethyl? cyanomethyl?phosphonate to give 3-(cyanomethyl)benzofurans, which is an intermediate in the synthesis of antihyperglycemic agents.

General Description

Benzofuran-3(2H)-one undergoes condensation with aldehydes in the presence of morpholine acetate to yield substituted 2-(arylidene)benzofuran-3(ZH)-ones. It undergoes acid- or base-catalyzed condensation with an appropriate aldehyde to yield aurones [2-benzylidenebenzofuran-3(2H)-ones].

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3-Oxocoumaran 3-Coumaranonebenzofuran-3(2H)-one Benzo[b]furan-3(2H)-one 1-Benzofuran-3(2H)-one 1-Benzofuran-3(2H)-one, Coumaran-3-one 2,3-dihydro-1-benzofuran-2-one 1-Benzofuran-3(2H)-one, Coumaran-3-one, 2,3-Dihydro-3-oxo-1-benzofuran Benzofuran-3(2H)-one >=98.0% (HPLC) 3-Coumaranone,97% BENZOFURAN-3(2H)-ONE, 3-COUMARANONE BENZOFURAN-3-ONE 2,3-DIHYDROBENZO[B]FURAN-3-ONE 3(2H)-BENZOFURANONE 3-COUMARANONE 3-Coumaranone(3(2H)-Benzofuranone) (2H)-Benzofuran-3-one 2,3-dihydro-1-benzofuran-3-one 2,3-Dihydrobenzofuran-3-one 3-Coumaranone USP/EP/BP 1-benzofuran-3-one COUMARANONE BENZOFURAN-3(2H)-ONE Coumaran-3-one 3-Oxetanol,5-ethynyl- 7169-34-8 Benzofurans Building Blocks Heterocyclic Building Blocks Benzofurans Building Blocks Chemical Synthesis Heterocyclic Building Blocks Fused Ring Systems pharmacetical Furan&Benzofuran