CAS No 548-83-4 , 3,5,7-trihydroxy-2-phenylchromen-4-one Search by region : Germany

Name: 3,5,7-trihydroxy-2-phenylchromen-4-one
Synonyms: NSC407229; 3,5,7-Trihydroxy-2-phenyl-4H-chromen-4-one; 3,5,7-triOH-Flavone;3,5,7-trihydroxy-2-phenylchromen-4-one; 548-83-4;Norizalpinin; CHEBI:5262; 3,5,7-Trihydroxyflavone;
CAS Registry Number:548-83-4
Melting Point: 214-215 ºC
Density: 1.579 g/cm³
Refractive index: 1.747
Water Solubility: Easily soluble in ethanol and ether
Safety Statements: R36/37/38
Hazard Symbols: Xi: Irritant;
EINECS: 208-960-4
Molecular Weight: 270.2369
InchiKey: VCCRNZQBSJXYJD-UHFFFAOYSA-N
InChI: InChI=1S/C15H10O5/c16-9-6-10(17)12-11(7-9)20-15(14(19)13(12)18)8-4-2-1-
3-5-8/h1-7,16-17,19H
Risk Statements: S26;S37/39
Molecular Formula: C₁₅H₁₀O₅
Molecular Structure:

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References of 3,5,7-trihydroxy-2-phenylchromen-4-one

Title: Galangin
CAS Registry Number: 548-83-4
CAS Name: 3,5,7-Trihydroxy-2-phenyl-4H-1-benzopyran-4-one
Synonyms: 3,5,7-trihydroxyflavone; norizalpinin
Molecular Formula: C15H10O5
Molecular Weight: 270.24
Percent Composition: C 66.67%, H 3.73%, O 29.60%
Literature References: Isoln from galanga root, Alpininia officinarum, Hance and characterization: E. Jahns, Ber. 14, 2807 (1881). Prepn: T. Heap, R. Robinson, J. Chem. Soc. 129, 2336 (1926); J. J. Chavan, R. Robinson, ibid. 1933, 368. Mutagenicity studies: J. T. MacGregor, L. Jurd, Mutat. Res. 54, 297 (1978); J. P. Brown, P. S. Dietrich, ibid. 66, 223 (1979).
Properties: Yellowish needles from ethanol, mp 214-215°. Moderately sol in ethanol, ether; insol in water. Very sol in chloroform, benzene.
Melting point: mp 214-215°