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CAS No 476-66-4 , Ellagic acid Search by region : China

  • Name: Ellagic acid
  • Synonyms: Ellagic acid dihydrate; Elagostasine; Llagic acid; Lagistase; Eleagic acid; 476-66-4;Ellagic acid; Alizarine Yellow;Benzoaric acid;
  • CAS Registry Number:
  • Melting Point: >360 ºC
  • Flash Point: 310.1°C
  • Boiling Point: 796.5°Cat760mmHg
  • Density: 1.667
  • Refractive index: 1.894
  • Water Solubility: <0.1 G/100 ML AT 21 ºC
  • Safety Statements: R36/37/38
  • Hazard Symbols: Xi: Irritant;
  • Flash Point: 310.1°C
  • EINECS: 207-508-3
  • Molecular Weight: 302.19264
  • InchiKey: AFSDNFLWKVMVRB-UHFFFAOYSA-N
  • InChI: InChI=1S/C14H6O8/c15-5-1-3-7-8-4(14(20)22-11(7)9(5)17)2-6(16)10(18)12(8)
    21-13(3)19/h1-2,15-18H
  • Risk Statements: S26;S36
  • Molecular Formula: C14H6O8
  • Molecular Structure:CAS No:476-66-4 Ellagic acid

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References of Ellagic acid
Title: Ellagic Acid
CAS Registry Number: 476-66-4
CAS Name: 2,3,7,8-Tetrahydroxy[1]benzopyrano[5,4,3-cde][1]benzopyran-5,10-dione
Synonyms: 4,4￠,5,5￠,6,6￠-hexahydrodiphenic acid 2,6,2￠,6￠-dilactone; benzoaric acid
Trademarks: Lagistase (Labaz)
Molecular Formula: C14H6O8
Molecular Weight: 302.19
Percent Composition: C 55.64%, H 2.00%, O 42.36%
Literature References: Occurs free or combined in galls. Isoln from the kino of Eucalyptus maculata Hook and E. hemipholia F. Muell., Myrtaceae: Gell et al., Aust. J. Chem. 11, 372 (1958); Hills, Carle, ibid. 16, 147 (1963). Prepd by sodium persulfate oxidation of gallic acid or by acid hydrolysis of crude tannin from walnuts: Perkin, Nierenstein, J. Chem. Soc. 87, 1412 (1905); Jurd, J. Am. Chem. Soc. 78, 3445 (1956); 79, 6043 (1957). Purification: FR 1478523 (1967 to Prod. Chim. Celluloses Rey), C.A. 68, 78267r (1968). Physicochemical properties: Press, Hardcastle, J. Appl. Chem. 19, 247 (1969). Pharmacology: Bhargava et al., J. Pharm. Sci. 57, 1728 (1968). Ellagic acid is a potent antagonist of the mutagenicity of bay-region diol epoxides of several aromatic hydrocarbons. Inhibition of the mutagenicity of the ultimate carcinogenic metabolite of benzo[a]pyrene: A. W. Wood et al., Proc. Natl. Acad. Sci. USA 79, 5513 (1982). Study of the reaction between this metabolite and ellagic acid: J. M. Sayer et al., J. Am. Chem. Soc. 104, 5562 (1982). Brief discussion of ellagic acid as a prototype of a new class of cancer-preventing drugs: J. Fox, Chem. Eng. News 60, 26 (Oct. 25, 1982).
Properties: Cream colored needles from pyridine, mp >360°. uv max (ethanol): 366, 255 nm (log e 3.93, 4.60). Slightly sol in water or alcohol; sol in alkalies, in pyridine. Practically insol in ether.
Melting point: mp >360°
Absorption maximum: uv max (ethanol): 366, 255 nm (log e 3.93, 4.60)
 
Derivative Type: Tetraacetate
Molecular Formula: C22H14O12
Molecular Weight: 470.34
Percent Composition: C 56.18%, H 3.00%, O 40.82%
Properties: Needles from acetic anhydride, mp 340°.
Melting point: mp 340°
 
Therap-Cat: Hemostatic.
Keywords: Hemostatic.