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CAS No 485-72-3 , 7-hydroxy-3-(4-methoxyphenyl)chromen-4-one Search by region : China

  • Name: 7-hydroxy-3-(4-methoxyphenyl)chromen-4-one
  • Synonyms: 7-hydroxy-3-(4-methoxyphenyl)chromen-4-one; Formononetol; 7-hydroxy-3-(4-methoxyphenyl)-4H-chromen-4-one; 485-72-3; 4'-O-methyldaidzein; 7-Hydroxy-4'-methoxyisoflavone;Biochanin B;
  • CAS Registry Number:
  • Melting Point: 256-260 ºC
  • Flash Point: 479.4 ºC at 760 mmHg
  • Boiling Point: 479.4 ºC at 760 mmHg
  • Density: 1.329 g/cm3
  • Refractive index: 1.641
  • Safety Statements: R36/37/38
  • Hazard Symbols: Xi: Irritant;
  • Flash Point: 479.4 ºC at 760 mmHg
  • EINECS: 207-623-9
  • Molecular Weight: 268.26408
  • InchiKey: HKQYGTCOTHHOMP-UHFFFAOYSA-N
  • InChI: InChI=1S/C16H12O4/c1-19-12-5-2-10(3-6-12)14-9-20-15-8-11(17)4-7-13(15)16
    (14)18/h2-9,17H,1H3
  • Risk Statements: S26;S37/39
  • Molecular Formula: C16H12O4
  • Molecular Structure:CAS No:485-72-3 7-hydroxy-3-(4-methoxyphenyl)chromen-4-one

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References of 7-hydroxy-3-(4-methoxyphenyl)chromen-4-one
Title: Formononetin
CAS Registry Number: 485-72-3
CAS Name: 7-Hydroxy-3-(4-methoxyphenyl)-4H-1-benzopyran-4-one
Synonyms: 7-hydroxy-4￠-methoxyisoflavone; biochanin B; formononetol; neochanin
Molecular Formula: C16H12O4
Molecular Weight: 268.26
Percent Composition: C 71.64%, H 4.51%, O 23.86%
Literature References: Isoln from soy-bean meal (Soja hispida): Walz, Ann. 489, 118 (1931); from clover species Trifolium subterraneum L. and T. pratense L., Leguminosae in which it is the major estrogenic factor: Bradbury, White, J. Chem. Soc. 1951, 3447; Bate-Smith, Swain, Chem. Ind. (London) 1953, 1127. Identity with biochanin B: Bose, J. Sci. Ind. Res. 15B, 325 (1956). Structure: Baker et al., J. Chem. Soc. 1933, 274. Synthesis: Wessely et al., Ber. 66, 685 (1933); Kagal et al., Tetrahedron Lett. 1962, 593. Biological half-life in Cicer arietinum L., Papilionatae: N. Amrhein, E. Diederich, Naturwissenschaften 67, 40 (1980). HPLC analysis: R. E. Carlson, J. Chromatogr. 198, 193 (1980). 13C-NMR study: H. C. Jha et al., Can. J. Chem. 58, 1211 (1980). Mutagenicity study: R. M. Bartholomew et al., Mutat. Res. 78, 317 (1980).
Properties: Needles from alcohol, mp 258°. uv max (ethanol): 250, 300 nm (e 27440, 11240).
Melting point: mp 258°
Absorption maximum: uv max (ethanol): 250, 300 nm (e 27440, 11240)
 
Derivative Type: 7-Glucoside
Synonyms: Ononin; 4￠-methyldaidzin
Molecular Formula: C22H22O9
Molecular Weight: 430.40
Percent Composition: C 61.39%, H 5.15%, O 33.46%
Literature References: From Ononis spinosa L., Leguminosae: Hlasiwetz, J. Prakt. Chem. 65, 415 (1855). Synthesis: Farkas, Varady, Ber. 92, 819 (1959).
Properties: Needles from water, C22H22O9.H2O, mp 210-214°. When anhydr, dec 245°. [a]D25 -24.2° (pyridine). Sol in alcohol; slightly sol in water, ether.
Melting point: mp 210-214°
Optical Rotation: [a]D25 -24.2° (pyridine)