500-05-0
500-05-0 structure
- Name: 2-Oxo-2H-pyran-5-carboxylic acid
- Chemical Name: Coumalic acid
- CAS Number: 500-05-0
- Molecular Formula: C6H4O4
- Molecular Weight: 140.094
- Catalog: Chemical reagent Organic reagent Aromatic acid
- Create Date: 2018-07-04 08:40:41
- Modify Date: 2026-07-03 22:11:51
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Coumalic acid is a valuable platform compound which can be prepared from malic acid. Coumalic acid can be used in the flavours, fragrances and cosmetics industries, as polymer components, and as pharmaceutical scaffolds displaying anti-bronchial and -malarial activity[1].
| Name | Coumalic acid |
|---|---|
| Synonyms |
2-PYRONE-5-CBOXYLIC ACID
2-oxo-2h-pyran-5-cboxylicaci Dilticd 2-Pyrone-5-carboxylic acid,2-Oxo-2H-pyran-5-carboxylic acid α-Pyrone-5-carboxylic Acid COUMALIC ACID EINECS 207-899-0 Coumalic acid, 5-Cboxy-2-pyrone 6-Oxopyran-3-cboxylic acid 6-oxopyran-3-carboxylic acid Dilzen ALPHA-PYRONE-5-CBOXYLIC ACID MFCD00006644 TIMTEC-BB SBB004170 Coumalic acid (2-oxo-2H-pyran-5-cboxylic acid) 2-Pentenedioic acid, 4-(hydroxymethylene)-, delta-lactone 2-Oxopyran-5-cboxylic acid CUMALIC ACID Coumalic acid (6CI) alpha-Pyrone-3-cboxylic acid Cumalic Acid a-Pyrone-5-cboxylic acid Coumalic Acid > Cumalic Acid alpha-Pyrone-5-cboxylic Acid CUMALINIC ACID courMic acid 2H-Pyran-5-cboxylic acid, 2-oxo 6-oxo-6H-pyran-3-cboxylic acid CouMalic Acid, &T Coumalic acid, 10 mM in DMSO 2-Oxo-2H-pyran-5-cboxylic acid, 2-Pyrone-5-cboxylic acid α-Pyrone-5-cboxylic acid 2-OXO-2H-PYRAN-5-CBOXYLIC ACID Coumalicacid 2-Oxo-1,2H-pyran-5-cboxylic acid Coumalic Acid |
| Description | Coumalic acid is a valuable platform compound which can be prepared from malic acid. Coumalic acid can be used in the flavours, fragrances and cosmetics industries, as polymer components, and as pharmaceutical scaffolds displaying anti-bronchial and -malarial activity[1]. |
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| Related Catalog | |
| References |
| Density | 1.5±0.1 g/cm3 |
|---|---|
| Boiling Point | 282.4±0.0 °C at 760 mmHg |
| Melting Point | 203-205 °C (dec.)(lit.) |
| Molecular Formula | C6H4O4 |
| Molecular Weight | 140.094 |
| Flash Point | 137.3±19.4 °C |
| Exact Mass | 140.010956 |
| PSA | 67.51000 |
| LogP | -0.43 |
| Vapour Pressure | 0.0±1.2 mmHg at 25°C |
| Index of Refraction | 1.577 |
| Hazard Codes | Xi |
|---|---|
| Safety Phrases | S22-S24/25 |
| WGK Germany | 3 |
|
~82%
500-05-0 |
| Literature: Rosenmund, Peter; Casutt, Michael; Wittich, Michael Liebigs Annalen der Chemie, 1990 , p. 233 - 238 |
|
~%
500-05-0 |
| Literature: Caldwell et al. Journal of the American Chemical Society, 1944 , vol. 66, p. 1479,1482 |
|
~%
500-05-0 |
| Literature: v. Pechmann Justus Liebigs Annalen der Chemie, 1893 , vol. 273, p. 176 |
|
~%
500-05-0 |
| Literature: v.Pechmann Chemische Berichte, 1884 , vol. 17, p. 936 Justus Liebigs Annalen der Chemie, 1891 , vol. 264, p. 262,272 |
|
~%
500-05-0 |
| Literature: v.Pechmann Chemische Berichte, 1884 , vol. 17, p. 936 Justus Liebigs Annalen der Chemie, 1891 , vol. 264, p. 262,272 |
| Precursor 6 | |
|---|---|
| DownStream 9 | |
