- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 2-Oxo-2H-chromene-6-carboxylic acid
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 2-Oxo-2H-chromene-6-carboxylic acid
- Price: ￥888.0/1g ￥368.0/250mg
- Purity: 98.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 2-OXO-2H-CHROMENE-6-CARBOXYLIC ACID
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
7734-80-7
7734-80-7 structure
- Name: 2-Oxo-2H-chromene-6-carboxylic acid
- Chemical Name: 2-oxochromene-6-carboxylic acid
- CAS Number: 7734-80-7
- Molecular Formula: C10H6O4
- Molecular Weight: 190.152
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyran compound
- Create Date: 2018-05-27 08:00:00
- Modify Date: 2025-08-22 18:07:25
| Name | 2-oxochromene-6-carboxylic acid |
|---|---|
| Synonyms |
6-Carboxycoumarin
2-Oxo-2H-chromene-6-carboxylic acid Coumarin-6-carboxylic acid 2-oxo-2H-1-benzopyran-6-carboxylic acid 2-oxo-1-benzopyran-6-carboxylic acid 2-Oxo-2H-1-benzopyran-6-carboxylsaeure 2-Oxo-2H-chromen-6-carbonsaeure 2H-1-Benzopyran-6-carboxylic acid, 2-oxo- |
| Density | 1.5±0.1 g/cm3 |
|---|---|
| Boiling Point | 440.0±40.0 °C at 760 mmHg |
| Molecular Formula | C10H6O4 |
| Molecular Weight | 190.152 |
| Flash Point | 185.4±20.8 °C |
| Exact Mass | 190.026611 |
| PSA | 67.51000 |
| LogP | 1.07 |
| Vapour Pressure | 0.0±1.1 mmHg at 25°C |
| Index of Refraction | 1.640 |
| Hazard Codes | Xi |
|---|---|
| HS Code | 2932209090 |
|
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7734-80-7 |
| Literature: EP1988085 A1, ; Page/Page column 21-22 ; |
|
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7734-80-7 |
| Literature: Journal of Organic Chemistry, , vol. 16, p. 253,257 |
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7734-80-7 |
| Literature: Journal of the Chemical Society, , vol. 123, p. 3387 |
| HS Code | 2932209090 |
|---|---|
| Summary | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |