Name | Demethylwedelolactone |
Synonyms | Norwedelolactone demethylwedelolactone Demethylwedelolactone DesMethylwedelolactone IsodeMethyl-wedelolactone 1,3,8,9-TetrahydroxycouMestan 1,3,8,9-Tetrahydroxy-6H-benzofuro-[3,2-c]chromen-6-one 1,3,8,9-tetrahydroxy-6H-[1]benzofuro[3,2-c]chromen-6-one 6H-Benzofuro[3,2-c][1]benzopyran-6-one, 1,3,8,9-tetrahydroxy- 6H-Benzofuro(3,2-c)(1)benzopyran-6-one, 1,3,8,9-tetrahydroxy- |
CAS | 6468-55-9 |
InChI | InChI=1/C15H8O7/c16-5-1-9(19)13-11(2-5)22-15(20)12-6-3-7(17)8(18)4-10(6)21-14(12)13/h1-4,16-19H |
Molecular Formula | C15H8O7 |
Molar Mass | 300.22 |
Density | 1.827±0.06 g/cm3(Predicted) |
Melting Point | >360 °C |
Boling Point | 531.4±35.0 °C(Predicted) |
Flash Point | 275.2°C |
Solubility | Soluble in methanol, ethanol, DMSO and other organic solvents |
Vapor Presure | 6.6E-12mmHg at 25°C |
Appearance | Powder |
pKa | 7.07±0.20(Predicted) |
Storage Condition | 2-8°C |
Refractive Index | 1.847 |
MDL | MFCD09264645 |
Physical and Chemical Properties | Black crystalline powder, soluble in organic solvents such as methanol, ethanol, DMSO, etc., comes from Elae prostrata, Wedelia chinensis Wedelia calendulacea Less. Fresh leaves, small forsythia Hypericum erectum Thunb. Whole grass. |
Reference Show more | Simultaneous determination of four components in jiakangling tablets by HPLC wavelength switching method [J]. Anhui medical journal, 2017, 21(4):639-642. |