4115-76-8
4115-76-8 structure
- Name: 4,8-Dimethyl-7-hydroxycoumarin
- Chemical Name: 7-hydroxy-4,8-dimethylchromen-2-one
- CAS Number: 4115-76-8
- Molecular Formula: C11H10O3
- Molecular Weight: 190.195
- Create Date: 2018-04-28 08:00:00
- Modify Date: 2025-08-27 10:50:02
| Name | 7-hydroxy-4,8-dimethylchromen-2-one |
|---|---|
| Synonyms |
4,8-dimethyl-7-hydroxy-2H-1-benzopyran-2-one
7-Hydroxy-4,8-dimethylcoumarin 4,8-Dimethyl-7-hydroxycoumarin 7-hydroxy-4,8-dimethyl-2H-1-benzopyran-2-one 4,8-Dimethylumbelliferone 7-Hydroxy-4,8-dimethyl-2H-chromen-2-one Coumarin, 7-hydroxy-4,8-dimethyl- 2H-1-Benzopyran-2-one, 7-hydroxy-4,8-dimethyl- |
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Boiling Point | 375.0±42.0 °C at 760 mmHg |
| Molecular Formula | C11H10O3 |
| Molecular Weight | 190.195 |
| Flash Point | 169.1±20.7 °C |
| Exact Mass | 190.062988 |
| PSA | 50.44000 |
| LogP | 2.83 |
| Vapour Pressure | 0.0±0.9 mmHg at 25°C |
| Index of Refraction | 1.599 |
| HS Code | 2932209090 |
|---|
|
~97%
4115-76-8 |
| Literature: Kuarm, B. Suresh; Madhav, J. Venu; Laxmi, S. Vijaya; Rajitha; Reddy, Y. Thirupathi; Reddy, P. Narsimha; Crooks, Peter A. Synthetic Communications, 2010 , vol. 40, # 22 p. 3358 - 3364 |
|
~94%
4115-76-8 |
| Literature: Qian, Jinhua; Suo, Jishuan Journal of Chemical Research, 2005 , # 8 p. 486 - 487 |
|
~81%
4115-76-8 |
| Literature: Wang, Limin; Xia, Jianjun; Tian, He; Qian, Changtao; Ma, Yun Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2003 , vol. 42, # 9 p. 2097 - 2099 |
|
~%
4115-76-8 |
| Literature: Rangaswami; Seshadri Proceedings - Indian Academy of Sciences, Section A, 1937 , # 6 p. 112,115 |
|
~%
4115-76-8 |
| Literature: Rangaswami; Seshadri Proceedings - Indian Academy of Sciences, Section A, 1937 , # 6 p. 112,115 |
|
~%
4115-76-8 |
| Literature: Gupta; Seshadri Journal of Scientific and Industrial Research, 1957 , vol. 16B, p. 257,260 Chem.Abstr., 1958 , p. 376 |
|
~%
4115-76-8 |
| Literature: Rangaswami; Seshadri Proceedings - Indian Academy of Sciences, Section A, 1937 , # 6 p. 112,115 |
| Precursor 8 | |
|---|---|
| DownStream 6 | |
![4,11-dimethyl-[1]benzofuro[3,2-g]chromen-2-one structure](https://image.chemsrc.com/caspic/374/105290-15-1.png)
![2,5,9-trimethyl-2,3-dihydrofuro[3,2-g]chromen-7-one structure](https://image.chemsrc.com/caspic/214/21902-10-3.png)
| HS Code | 2932209090 |
|---|---|
| Summary | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |