91963-11-0
91963-11-0 structure
- Name: 7-Hydroxy-3,4,8-trimethyl-2H-chromen-2-one
- Chemical Name: 7-hydroxy-3,4,8-trimethylchromen-2-one
- CAS Number: 91963-11-0
- Molecular Formula: C12H12O3
- Molecular Weight: 204.22200
- Create Date: 2018-12-25 11:06:44
- Modify Date: 2025-08-25 20:05:02
| Name | 7-hydroxy-3,4,8-trimethylchromen-2-one |
|---|---|
| Synonyms |
MFCD00011569
7-hydroxy-3,4,8-trimethyl-chromen-2-one 7-Hydroxy-3,4,8-trimethylcoumarin 3,4,8-trimethylumbelliferone |
| Density | 1.217g/cm3 |
|---|---|
| Boiling Point | 378.1ºC at 760mmHg |
| Melting Point | 278-280ºC(lit.) |
| Molecular Formula | C12H12O3 |
| Molecular Weight | 204.22200 |
| Flash Point | 167ºC |
| Exact Mass | 204.07900 |
| PSA | 50.44000 |
| LogP | 2.42380 |
| Index of Refraction | 1.58 |
| Hazard Codes | Xi: Irritant; |
|---|---|
| Risk Phrases | 36/37/38 |
| Safety Phrases | 26-37/39 |
| HS Code | 2932209090 |
|
~56%
91963-11-0 |
| Literature: Chen, Yin; Wang, Songlin; Xu, Xiangqing; Liu, Xin; Yu, Minquan; Zhao, Song; Liu, Shicheng; Qiu, Yinli; Zhang, Tan; Liu, Bi-Feng; Zhang, Guisen Journal of Medicinal Chemistry, 2013 , vol. 56, # 11 p. 4671 - 4690 |
| HS Code | 2932209090 |
|---|---|
| Summary | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |