Home > Name List By 7 > 7-hydroxy-3-(4-hydroxyphenyl)chromen-4-one

CAS No 486-66-8 , 7-hydroxy-3-(4-hydroxyphenyl)chromen-4-one

  • Name: 7-hydroxy-3-(4-hydroxyphenyl)chromen-4-one
  • Synonyms: Diadzein;Daidzeol;7-hydroxy-3-(4-hydroxyphenyl)chromen-4-one; Isoaurostatin; 4',7-Dihydroxyisoflavone; 486-66-8; 7,4'-Dihydroxyisoflavone;
  • CAS Registry Number:
  • Transport: 25kgs
  • Melting Point: 315-323oC (dec.)
  • Density: 1.443 g/cm3
  • Refractive index: 1.698
  • Safety Statements: R36/38
  • Hazard Symbols: Xi: Irritant;
  • EINECS: 207-635-4
  • Molecular Weight: 254.2375
  • InchiKey: ZQSIJRDFPHDXIC-UHFFFAOYSA-N
  • InChI: InChI=1S/C15H10O4/c16-10-3-1-9(2-4-10)13-8-19-14-7-11(17)5-6-12(14)15
    (13)18/h1-8,16-17H
  • Risk Statements: S26;S37/39
  • Molecular Formula: C15H10O4
  • Molecular Structure:CAS No:486-66-8 7-hydroxy-3-(4-hydroxyphenyl)chromen-4-one
Search by region :

Select to

486-66-8 Soy bean Extract

  • China Huzhou N.B.C Biological Material Co., Ltd. [Manufacturers]
  • Tel: +86-21-54831376, 54831377,54831378,54427746
  • Fax: +86-21-54426771, 54831376
  • Address: 205th-4299# ,Yindu Road,Minhang district, Shanghai city ,201108, China Shanghai,ShanghaiChina
Contact Supplier

486-66-8 Soy bean extract

  • China BioGin Biochemicals Co.,Ltd null
  • Fax: 86-28-85260932
  • Address: No.9, Section 4, Ren Min Nan Road Chengdu, Sichuan,China null,nullChina
Contact Supplier

486-66-8 Daidzein

Contact Supplier

486-66-8 Daidzein

Contact Supplier

486-66-8 Daidzein

  • China Plamed Science Technology Inc. [Manufacturers]
  • Tel: +86-(29)-88352080
  • Fax: +86-(29)-88352022
  • Address: 35#, Tangyan Road, High-Tech Industries Development Zone, Xian, Shaanxi, Xi'an,ShaanxiChina
Contact Supplier

486-66-8 Daidzein

  • China Xi'an Guanyu Biotech Co., Ltd [Manufacturers]
  • Tel: +86-29-8565 8727
  • Fax: +86-29-8565 8727
  • Address: 1002 Lvyuan Building, Weiguo road, Chang’an District ,Xi’an China Xi'an,ShaanxiChina
Contact Supplier

486-66-8 Soybean Extract

Contact Supplier

486-66-8 Daidzein

  • China Beijing Four Principles Technology Co., Ltd. [Importer/Exporter]
  • Tel: +86-(10)-8494-7198
  • Fax: +86-(10)-8494-7198
  • Address: Rm. 4-102, Bldg. 12, Wangchun Garden , Beiyuan Jiayuan, Chaoyang, Beijing, Beijing 100012, Huairou district,BeijingChina
Contact Supplier

486-66-8 Soybean P.E. extract / Isoflavones

  • Soybean P.E. extract / Isoflavones, 10% to 80%
  • China Wuhan Yuancheng Chmeical Gourp Co.,Ltd. [Manufacturer]
  • Tel: 0086-27-68886697
  • Fax: 0086-27-68886700
  • Address: No.496 Zhongshan Road,Wuhan 430064 wuhanCHINA wuhan,nullChina
Contact Supplier

486-66-8 Daidzein

  • China Sichuan Xieli Pharmaceutical Co., Ltd. [Manufacturers]
  • Tel: +86-(28)-8371-5511
  • Fax: +86-(28)-8387-1551
  • Address: No. 860 of Chaoyang South Road, Pengzhou, Sichuan 611930, Pengzhou,SichuanChina
Contact Supplier

Select to

References of 7-hydroxy-3-(4-hydroxyphenyl)chromen-4-one
Title: Daidzein
CAS Registry Number: 486-66-8
CAS Name: 7-Hydroxy-3-(4-hydroxyphenyl)-4H-1-benzopyran-4-one
Synonyms: 4¢,7-dihydroxyisoflavone
Molecular Formula: C15H10O4
Molecular Weight: 254.24
Percent Composition: C 70.86%, H 3.96%, O 25.17%
Literature References: The aglucon of daidzin, prepd by hydrolysis with HCl in methanol: Walz, Ann. 489, 118 (1931). Isoln from red clover: Wong, J. Sci. Food Agric. 13, 304 (1962); from the mold Micromonospora halophytica: Ganguly, Sarre, Chem. Ind. (London) 1970, 201. Synthesis: Baker et al., J. Chem. Soc. 1933, 274; Wessely et al., Ber. 66, 685 (1933); Mahal et al., J. Chem. Soc. 1934, 1769; Baker et al., ibid. 1953, 1852; Farkas, Ber. 90, 2940 (1957). Biosynthetic study: Grisebach, Zilg, Z. Naturforsch. 23b, 494 (1968).
Properties: Pale-yellow prisms from dil alc, dec 315-323°. uv max: 250 nm (log e 4.44). Sol in alcohol, ether.
Absorption maximum: uv max: 250 nm (log e 4.44)
 
Derivative Type: 7-Glucoside
Synonyms: Daidzin
Molecular Formula: C21H20O9
Molecular Weight: 416.38
Percent Composition: C 60.58%, H 4.84%, O 34.58%
Literature References: Isoln from soybean meal (Soja hispida): Walz, loc. cit. Synthesis: Farkas, Várady, Ber. 92, 819 (1959).
Properties: Monohydrate, needles from water, dec 234-236°. [a]D20 -36.4° (0.02N NaOH). Sol in water and aq alcohol.
Optical Rotation: [a]D20 -36.4° (0.02N NaOH)