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Home > products > 4H-1-Benzopyran-4-one,3,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-

4H-1-Benzopyran-4-one,3,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)- cas no:490-31-3

Synonyms: Flavone,3,3',4',5',7-pentahydroxy- (8CI); Robinetin (6CI);3,3',4',5',7-Pentahydroxyflavone; 3,7,3',4',5'-Pentahydroxyflavone; NSC 407331;NSC 656274; Norkanugin

Identification

Name4H-1-Benzopyran-4-one,3,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-
CAS490-31-3
SynonymsFlavone,3,3',4',5',7-pentahydroxy- (8CI); Robinetin (6CI);3,3',4',5',7-Pentahydroxyflavone; 3,7,3',4',5'-Pentahydroxyflavone; NSC 407331;NSC 656274; Norkanugin
EINECS(EC#)207-709-6
Molecular FormulaC15H10 O7
Molecular Weight302.25

Chemical Properties

refractive index1.823

Safety Data

Risk R22
Safety

Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.
Risk Statements: 22
R22:Harmful if swallowed.
Safety Statements: 22-45
S22:Do not breathe dust.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: 2811

Toxicity

1.		mmo-sat 100 µg/plate		BCSTB5 Biochemical Society Transactions. 5 (1977),1489.
2.		mma-sat 100 µg/plate		BCSTB5 Biochemical Society Transactions. 5 (1977),1489.

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