| Identification | More | 【Name】
3,3',4',5,7-Pentahydroxyflavone | 【CAS】
117-39-5 | 【Synonyms】
2-(3,4-DIHYDROXYPHENYL)-3,5,7-TRIHYDROXY-4H-1-BENZOPYRAN-4-ONE
3,3',4',5,6-PENTA-HYDROXY-FLAVONE
3,3',4',5,7-PENTAHYDROXYFLAVONE
AKOS NCG1-0081
CI NO 75670
FLAVIN MELETIN
LABOTEST-BB LT00455149
MELETIN
QUERCETIN
QUERCETINE
QUERCETOL
QUERCITIN
QUERTINE
SOPHORETIN
XANTHAURINE
2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-4h-1-benzopyran-4-on
3,5,7,3’,4’-pentahydroxyflavone
3’,4’,5,7-tetrahydroxyflavan-3-ol
c.i.naturalyellow10
cinaturalyellow10 | 【EINECS(EC#)】
204-187-1 | 【Molecular Formula】
C15H10O7 | 【MDL Number】
MFCD00006828 | 【Molecular Weight】
302.24 | 【MOL File】
117-39-5.mol |
| Safety Data | Back Directory | 【Hazard Codes 】
T,Xi | 【Risk Statements 】
R25:Toxic if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin . | 【Safety Statements 】
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S36:Wear suitable protective clothing .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice . | 【RIDADR 】
2811 | 【RTECS 】
LK8750000 | 【HazardClass 】
6.1(b) | 【PackingGroup 】
III | 【Hazardous Substances Data】
117-39-5(Hazardous Substances Data) |
| Hazard Information | Back Directory | 【General Description】
Yellow needles or yellow powder. Converts to anhydrous form at 203-207°F. Alcoholic solutions taste very bitter. | 【Reactivity Profile】
QUERCETIN(117-39-5) is a strong antioxidant and a metal chelator. Promotes the formation of nitrosamines . | 【Air & Water Reactions】
Sensitive to exposure to air and light. Insoluble in water. | 【Health Hazard】
ACUTE/CHRONIC HAZARDS: When heated to decomposition this compound emits acrid smoke and irritating fumes. | 【Fire Hazard】
Flash point data for this compound are not available; however, QUERCETIN is probably combustible. |
| Spectrum Detail | Back Directory | 【Spectrum Detail】
3,3',4',5,7-Pentahydroxyflavone(117-39-5)IR1
3,3',4',5,7-Pentahydroxyflavone(117-39-5)MS
3,3',4',5,7-Pentahydroxyflavone(117-39-5)IR2
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