Benzofuran-2-carboxylic acid
Synonym(s):Coumarilic acid;Coumarone-2-carboxylic acid
- CAS NO.：496-41-3
- Empirical Formula: C9H6O3
- Molecular Weight: 162.14
- MDL number: MFCD00005848
- EINECS: 207-818-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-10-28 16:48:35
What is Benzofuran-2-carboxylic acid?
Chemical properties
white to light yellow crystal powde
The Uses of Benzofuran-2-carboxylic acid
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.
What are the applications of Application
Benzofuran-2-carboxylic acid is a synthesis reagent
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.]
Properties of Benzofuran-2-carboxylic acid
| 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 |
| CAS DataBase Reference | 496-41-3(CAS DataBase Reference) |
| NIST Chemistry Reference | Benzofuran-2-carboxylic acid(496-41-3) |
| EPA Substance Registry System | 2-Benzofurancarboxylic acid (496-41-3) |
Safety information for Benzofuran-2-carboxylic acid
| 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. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. 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. |
Computed Descriptors for Benzofuran-2-carboxylic acid
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JSK Chemicals
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product: 496-41-3 Benzofuran-2-carboxylic acid, 97% 99%
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