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Benzofuran-2-carboxylic acid

CAS No.
496-41-3
Chemical Name:
Benzofuran-2-carboxylic acid
Synonyms
AKOS 91692;AURORA 2460;AKOS AUF2077;COUMARILIC ACID;Compound Fr13623;RARECHEM AL BE 0556;TIMTEC-BB SBB000137;2-Carboxybenzofuran;OTAVA-BB BB0125160292;COUMARONE-2-CARBOXYLIC ACID
CBNumber:
CB6278401
Molecular Formula:
C9H6O3
Molecular Weight:
162.14
MDL Number:
MFCD00005848
MOL File:
496-41-3.mol
Last updated:2023-05-25 18:01:14

Benzofuran-2-carboxylic acid Properties

Melting point 193-196 °C (lit.)
Boiling point 310-315°C
Density 1.2599 (rough estimate)
refractive index 1.5380 (estimate)
Flash point 310-315°C
storage temp. Keep in dark place,Sealed in dry,Room Temperature
solubility soluble in Methanol,Ethanol,Acetone
pka 3.12±0.30(Predicted)
form Crystals or Powder
color White to yellow
Water Solubility partially soluble
Merck 14,2561
BRN 124204
LogP 2.410
CAS DataBase Reference 496-41-3(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII 7Z6NMG947L
NIST Chemistry Reference Benzofuran-2-carboxylic acid(496-41-3)
EPA Substance Registry System 2-Benzofurancarboxylic acid (496-41-3)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-37/39
WGK Germany  3
RTECS  DF6490000
TSCA  Yes
HazardClass  IRRITANT
HS Code  29329985
Toxicity mouse,LD50,intravenous,320mg/kg (320mg/kg),U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#02495,
NFPA 704
0
2 0

Benzofuran-2-carboxylic acid price More Price(43)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 307270 Benzofuran-2-carboxylic acid 99% 496-41-3 5g $70.3 2024-03-01 Buy
TCI Chemical B1981 Benzofuran-2-carboxylic Acid >99.0%(GC)(T) 496-41-3 1g $31 2024-03-01 Buy
TCI Chemical B1981 Benzofuran-2-carboxylic Acid >99.0%(GC)(T) 496-41-3 5g $84 2024-03-01 Buy
Alfa Aesar A15579 Benzo[b]furan-2-carboxylic acid, 98+% 496-41-3 1g $30 2021-12-16 Buy
Alfa Aesar A15579 Benzo[b]furan-2-carboxylic acid, 98+% 496-41-3 5g $92.8 2021-12-16 Buy
Product number Packaging Price Buy
307270 5g $70.3 Buy
B1981 1g $31 Buy
B1981 5g $84 Buy
A15579 1g $30 Buy
A15579 5g $92.8 Buy

Benzofuran-2-carboxylic acid Chemical Properties,Uses,Production

Chemical Properties

white to light yellow crystal powde

Uses

Benzofuran-2-carboxylic acid was used in the synthesis of the oxymethyl-modified coumarinic acid-based cyclic DADLE (H-Tyr-D-Ala-Gly-Phe-D-Leu-OH) prodrug.

Synthesis Reference(s)

Journal of the American Chemical Society, 73, p. 872, 1951 DOI: 10.1021/ja01146a532
Organic Syntheses, Coll. Vol. 3, p. 209, 1955

Purification Methods

The acid crystallises from water. [Beilstein 18/6 V 419.]

Global( 248)Suppliers
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View Lastest Price from Benzofuran-2-carboxylic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
 Benzofuran-2-carboxylic acid pictures 2022-09-20 Benzofuran-2-carboxylic acid
496-41-3
US $0.00 / kg 1kg 99% 1000kg henan kanbei chemical co.,ltd
Benzofuran-2-carboxylic acid pictures 2022-09-20 Benzofuran-2-carboxylic acid
496-41-3
US $0.00-0.00 / KG 1KG 98% 1ton Henan Aochuang Chemical Co.,Ltd.
Benzofuran-2-carboxylic acid pictures 2022-02-21 Benzofuran-2-carboxylic acid
496-41-3
US $0.00 / KG 1KG 98.5% 100 tons Honest Joy Holdings Limited
4,5-BENZOFURAN-2-CARBOXYLIC ACID COUMARILIC ACID COUMARONE-2-CARBOXYLIC ACID BENZOFURAN-2-CARBOXYLIC ACID BENZO[B]FURAN-2-CARBOXYLIC ACID AURORA 2460 RARECHEM AL BE 0556 OTAVA-BB BB0125160292 TIMTEC-BB SBB000137 AKOS AUF2077 AKOS 91692 2,3-BENZOFURAN-2-CARBOXYLIC ACID 2-BENZOFURANCARBOXYLIC ACID 1-BENZOFURAN-2-CARBOXYLIC ACID 2-Carboxybenzofuran benzfuran-2-Carboxylic acid 2,3-Benzofuran-2-carboxylic acid, 98+% Benzofuran-2-carboxylicacid=Coumarilicacid Benzofuran-2-carboxylic acid 97% Benzo[b]furan-2-carboxylic acid, HPLC 98% Benzo[b]furan-2-carboxylic acid, 98+% Benzobüfuran-2-carboxylic acid, 98+% Coumarilic acid, Coumarone-2-carboxylic acid Benzofuran-2-carboxylic acid ,99% 2-Benzofurancarboxylicacid,99% Benzo[b]furan-2-carboxylic acid 97% Coumarilic acid, 1-Benzofuran-2-carboxylic acid benxofuran-2-carboxylic acid Benzofuran-2-carboxylic Acid > benzofurane-2-carboxylic acid Compound Fr13623 496-41-3 C8H5OCOOH Benzofurans Building Blocks Heterocyclic Building Blocks Benzofurans Building Blocks Chemical Synthesis Heterocyclic Building Blocks Carboxylic Acids Furans, Benzofurans & Dihydrobenzofurans Carboxylic Acids Furans, Benzofurans & Dihydrobenzofurans Furan&Benzofuran