Benzofuran-2-carboxylic acid

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Products Intro: Product Name:Benzofuran-2-carboxylic acid
CAS:496-41-3
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CAS:496-41-3
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CAS:496-41-3
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Products Intro: Product Name:Benzofuran-2-carboxylic acid
CAS:496-41-3
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Benzofuran-2-carboxylic acid manufacturers

Benzofuran-2-carboxylic acid Basic information
Product Name:Benzofuran-2-carboxylic acid
Synonyms: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
CAS:496-41-3
MF:C9H6O3
MW:162.14
EINECS:207-818-9
Product Categories:Benzofurans;Building Blocks;Chemical Synthesis;Heterocyclic Building Blocks;Carboxylic Acids;Furans, Benzofurans & Dihydrobenzofurans;Carboxylic Acids;Furans, Benzofurans & Dihydrobenzofurans;Furan&Benzofuran
Mol File:496-41-3.mol
Benzofuran-2-carboxylic acid Structure
Benzofuran-2-carboxylic acid Chemical Properties
Melting point 193-196 °C (lit.)
Boiling point 310-315°C
density 1.2599 (rough estimate)
refractive index 1.5380 (estimate)
Fp 310-315°C
storage temp. Keep in dark place,Sealed in dry,Room Temperature
solubility soluble in Methanol,Ethanol,Acetone
pka3.12±0.30(Predicted)
form Crystals or Powder
color White to yellow
Water Solubility partially soluble
Merck 14,2561
BRN 124204
LogP2.410
CAS DataBase Reference496-41-3(CAS DataBase Reference)
NIST Chemistry ReferenceBenzofuran-2-carboxylic acid(496-41-3)
EPA Substance Registry System2-Benzofurancarboxylic acid (496-41-3)
Safety Information
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
Toxicitymouse,LD50,intravenous,320mg/kg (320mg/kg),U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#02495,
MSDS Information
ProviderLanguage
ACROS English
SigmaAldrich English
ALFA English
Benzofuran-2-carboxylic acid Usage And Synthesis
Chemical Propertieswhite to light yellow crystal powde
UsesBenzofuran-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 MethodsThe acid crystallises from water. [Beilstein 18/6 V 419.]
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