coumalic acid
2-pyrone-5-carboxylic acid
Identification
| Name | coumalic acid |
| IUPAC | 6-oxopyran-3-carboxylic acid |
| CAS Number | 500-05-0 |
| EINECS | 207-899-0 |
| FDA UNII | OB1JPY343G |
| Molecular Formula | C6 H4 O4 |
| Molecular Weight | 140.09468000 |
| MDL Number | MFCD00006644 |
| Nikkaji Number | J9.867A |
| Beilstein | 0119747 |
Regulatory
Physical Properties
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Melting Point | 207.00 to 208.00 °C. @ 760.00 mm Hg |
| Boiling Point | 282.00 to 283.00 °C. @ 760.00 mm Hg (est), 218.00 °C. @ 120.00 mm Hg |
| Vapor Pressure | 0.001000 mmHg @ 25.00 °C. (est) |
| Flash Point | 279.00 °F. TCC ( 137.30 °C. ) (est) |
| logP (o/w) | 0.411 (est) |
| Soluble in | alcohol |
No sensory data available
Safety Information
| Preferred SDS | View |
| Oral/Parenteral Toxicity | Not determined |
| Dermal Toxicity | Not determined |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | natural substances and extractives |
| Recommendation for coumalic acid usage levels up to | not for fragrance use. |
| Recommendation for coumalic acid flavor usage levels up to | not for flavor use. |
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Potential Uses
Natural Occurrence
Synonyms
coumalicacid
cumalic acid
2-oxo-1-
phenylpyrrolidine-4-carboxylic acid
6-oxo
pyran-3-carboxylic acid
6-oxo-6H-
pyran-3-carboxylic acid
2-oxo
pyran-5-carboxylic acid
2-oxo-2H-
pyran-5-carboxylic acid
2H-
pyran-5-carboxylic acid, 2-oxo
2H-
pyran-5-carboxylic acid, 2-oxo-
2-
pyrone-5-carboxylic acid
a-
pyrone-5-carboxylic acid
alpha-
pyrone-5-carboxylic acid
PubMed:
Inhibition of Orobanche crenata seed germination and radicle growth by allelochemicals identified in cereals.
PubMed:
The inhibiting activity of areca inflorescence extracts on human low density lipoprotein oxidation induced by cupric ion.
PubMed:
Stimulation by caffeic acid, coumalic acid, and corilagin of the germination of resting spores of the clubroot pathogen Plasmodiophora brassicae.
PubMed:
Characterization and expression of enzymatically active recombinant filarial prolyl 4-hydroxylase.
PubMed:
Time-dependent inactivation of chick-embryo prolyl 4-hydroxylase by coumalic acid. Evidence for a syncatalytic mechanism.