Name | 8-hydroxy-6,7-dimethoxychromen-2-one |
---|---|
Synonyms |
EINECS 208-370-7
8-hydroxy-6,7,-dimethoxycoumarin 8-Hydroxy-6,7-dimethoxy-cumarin 6,7-dimethoxy-8-hydroxy-2H-1-benzopyran-2-one 8-hydroxy-6,7-dimethoxy-2-benzopyrone 6,7-dimethoxy-8-hydroxycoumarin 8-Hydroxy-6,7-dimethoxy-2H-chromen-2-one Fraxidin 2H-1-Benzopyran-2-one, 8-hydroxy-6,7-dimethoxy- 6,7,8-Trihydroxycoumarin 6,7-dimethyl ether |
Description | Fraxidin is a class of coumarin isolated from the roots of Jatropha podagrica, exhibits antibacterial activity against Bacillus subtilis with an inhibition zone of 12 mm at a concentration of 20 µg/disk[1][2]. |
---|---|
Related Catalog | |
Target |
Bacillus subtilis[2] |
References |
Density | 1.4±0.1 g/cm3 |
---|---|
Boiling Point | 424.2±45.0 °C at 760 mmHg |
Melting Point | 196-197ºC |
Molecular Formula | C11H10O5 |
Molecular Weight | 222.194 |
Flash Point | 171.0±22.2 °C |
Exact Mass | 222.052826 |
PSA | 68.90000 |
LogP | 0.56 |
Vapour Pressure | 0.0±1.0 mmHg at 25°C |
Index of Refraction | 1.588 |
Hazard Codes | Xi |
---|---|
HS Code | 2932209090 |
~% 525-21-3 |
Literature: Ahluwalia et al. Tetrahedron, 1959 , vol. 5, p. 90 |
~% 525-21-3 |
Literature: Tsukamoto; Hisada; Nishibe Chemical and Pharmaceutical Bulletin, 1985 , vol. 33, # 9 p. 4069 - 4073 |
~% 525-21-3 |
Literature: Wessely; Demmer Chemische Berichte, 1929 , vol. 62, p. 126 |
~% 525-21-3 |
Literature: Spaeth; Jerzmanowska-Sienkiewiczowa Chemische Berichte, 1937 , vol. 70, p. 1672,1676 |
HS Code | 2932209090 |
---|---|
Summary | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |