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Basic Information

Molecular Structure:
CAS No.:	17654-26-1
Name:	(+)-TAXIFOLIN
Article Data:	41

Formula:	C15H12O7
Molecular Weight:	304.25
Synonyms:	(+)-3,3',4',5,7-PENTAHYDROXYFLAVANONE;3,3',4',5,7-PENTAHYDROXYFLAVANONE;3,5,7,3',4'-PENTAHYDROXYFLAVANONE;(+)-DIHYDROQUERCETIN;DIHYDROQUERCETIN;
EINECS:	207-543-4
Density:	1.702g/cm3
Boiling Point:	687.6oC at 760 mmHg
Flash Point:	264.2oC
PSA:	127.45000
LogP:	1.18630

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Chemistry

IUPAC Name: (2S,3S)-2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-2,3-dihydrochromen-4-one
CAS: 17654-26-1
The Molecular formula of (2S,3S)-2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-2,3-dihydrochromen-4-one (CAS NO.17654-26-1): C₁₅H₁₂O₇
The Molecular Weight of (2S,3S)-2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-2,3-dihydrochromen-4-one (CAS NO.17654-26-1): 304.25
The Molecular Structure of (2S,3S)-2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-2,3-dihydrochromen-4-one (CAS NO.17654-26-1):

Density: 1.702 g/cm³
Flash Point: 264.2 °C
Boiling Point: 687.6 °C at 760 mmHg
Index of Refraction: 1.762
Molar Refractivity: 73.72 cm³
Molar Volume: 178.6 cm³
Polarizability: 29.22×10^-24cm³
Surface Tension: 100.4 dyne/cm
Enthalpy of Vaporization: 105.87 kJ/mol
Vapour Pressure: 7.51E-20 mmHg at 25°C
Water Solubility: 2.203e+004(mg/L) at 25°C

Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	985mg/kg (985mg/kg)		Russian Pharmacology and Toxicology Vol. 38, Pg. 213, 1975.
rat	LD50	intraperitoneal	1200mg/kg (1200mg/kg)		Japanese Journal of Pharmacology. Vol. 21, Pg. 377, 1971.

Safety Profile

Safety Information about (2S,3S)-2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-2,3-dihydrochromen-4-one (CAS NO.17654-26-1):
WGK Germany: 3
RTECS: LK6920000

Specification

(2S,3S)-2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-2,3-dihydrochromen-4-one with CAS number of 17654-26-1 is also called for (+)-3,3',4',5,7-Pentahydroxyflavanone ; 3,3',4',5,7-Pentahydroxyflavanone ; 3,5,7,3',4'-Pentahydroxyflavanone ; (+)-Dihydroquercetin ; Dihydroquercetin .