- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 2-Oxo-2H-pyran-5-carboxylic acid
- Price:
- Purity: 97.0%
- Stocking Period: 10 Day
- Contact: Yang
- BioBioPha
- China
- Product Name: 2-Oxo-2H-pyran-5-carboxylic acid
- Price: ￥Inquiry/5mg
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Xueping-Zheng
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 2-Oxo-2H-pyran-5-carboxylic acid
- Price: ￥168.0/20mg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Liu jia
- DC Chemicals Limited
- China
- Product Name: Coumalic acid
- Price: ￥Inquiry/1g
- Purity: 98.9%
- Stocking Period: 1 Day
- Contact: Tony Cao
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: Coumalic acid
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
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: 2024-01-04 17:17:03
-
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-carboxylic acid,2-Oxo-2H-pyran-5-carboxylic acid
2H-Pyran-5-carboxylic acid, 2-oxo- 6-oxopyran-3-carboxylic acid α-Pyrone-5-carboxylic Acid 2-Oxo-2H-pyran-5-carboxylic acid Cumalic Acid Coumalic Acid EINECS 207-899-0 MFCD00006644 |
| 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]. |
|---|---|
| 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 | |
