ChemicalBook > CAS DataBase List > Coumalic acid
Coumalic acid
Coumalic acid
- CAS No.500-05-0
- Chemical Name:Coumalic acid
- CBNumber:CB6382395
- Molecular Formula:C6H4O4
- Formula Weight:140.09
- MOL File:500-05-0.mol
Coumalic acid Property
- Melting point 203-205 °C (dec.) (lit.)
- Boiling point 218 °C/120 mmHg (lit.)
- Density 1.2154 (rough estimate)
- refractive index 1.4434 (estimate)
- Flash point 218°C/120mm
- storage temp. Sealed in dry,Room Temperature
- pka 2.80±0.20(Predicted)
- form powder to crystal
- color White to Light yellow to Light orange
- Water Solubility Very soluble in water.
- Merck 14,2557
- BRN 119747
- LogP 0.411 (est)
- CAS DataBase Reference 500-05-0(CAS DataBase Reference)
- FDA UNII OB1JPY343G
- NIST Chemistry Reference 2H-Pyran-5-carboxylic acid, 2-oxo-(500-05-0)
- EPA Substance Registry System 2H-Pyran-5-carboxylic acid, 2-oxo- (500-05-0)
- UNSPSC Code 12352100
- NACRES NA.22
Safety
-
Symbol(GHS)
- Signal wordWarning
- Hazard statements H315-H319
- Precautionary statements P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
Coumalic acid Price
More Price(6)
- Brand: Sigma-Aldrich(India)
- Product number: C85409
- Product name : Coumalic acid
- Purity: 97%
- Packaging: 5G
- Price: ₹1775.3
- Updated: 2022/06/14
- Buy: Buy
- Brand: Sigma-Aldrich(India)
- Product number: C85409
- Product name : Coumalic acid
- Purity: 97%
- Packaging: 25G
- Price: ₹6137.78
- Updated: 2022/06/14
- Buy: Buy
- Brand: TCI Chemicals (India)
- Product number: C0391
- Product name : Coumalic Acid
- Purity: min. 97.0 %
- Packaging: 5G
- Price: ₹2800
- Updated: 2022/05/26
- Buy: Buy
- Brand: TCI Chemicals (India)
- Product number: C0391
- Product name : Coumalic Acid
- Purity: min. 97.0 %
- Packaging: 25G
- Price: ₹7800
- Updated: 2022/05/26
- Buy: Buy
- Brand: ALFA India
- Product number: ALF-B25521-14
- Product name : Coumalic acid, 97%
- Purity:
- Packaging: 25g
- Price: ₹9658
- Updated: 2022/05/26
- Buy: Buy
Coumalic acid Chemical Properties,Usage,Production
- Chemical Properties pale yellow to pale brown powder
- Uses Coumalic acid undergoes thermal reaction with 1,3-butadiene to yield dimethyl tricycle[3.2.1.02,7]oct-3-ene-2,4-dicarboxylate.
- Definition ChEBI: Coumalic acid is a pyranone.
- General Description Decarboxylates to α-pyrone, a Diels-Alder diene.
- Purification Methods The acid crystallises from MeOH. The methyl ester has m 73-74o (from pet ether) and b 178-180o/60 mm. [Beilstein 18/8 V 120.]
Coumalic acid Preparation Products And Raw materials
Raw materials
Preparation Products
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- Coumalic Acid >
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- TIMTEC-BB SBB004170
- COUMALIC ACID