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CAS No 117-02-2 , 1,3-dihydroxy-2-methylanthracene-9,10-dione

  • Name: 1,3-dihydroxy-2-methylanthracene-9,10-dione
  • Synonyms: 117-02-2;1,3-dihydroxy-2-methylanthracene-9,10-dione; CCRIS 4533; 1,3-dihydroxy-2-methyl-9,10-anthraquinone; CHEBI:69533;Rubiadine; 1,3-dihydroxy-2-methyl-; 9,10-Anthracenedione;
  • CAS Registry Number:
  • Density: 1.476 g/cm3
  • Refractive index: 1.709
  • Molecular Weight: 254.2375
  • InchiKey: IRZTUXPRIUZXMP-UHFFFAOYSA-N
  • InChI: InChI=1S/C15H10O4/c1-7-11(16)6-10-12(13(7)17)15(19)9-5-3-2-4-8(9)14(10)
    18/h2-6,16-17H,1H3
  • Molecular Formula: C15H10O4
  • Molecular Structure:CAS No:117-02-2 1,3-dihydroxy-2-methylanthracene-9,10-dione

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117-02-2 RUBIADIN

  • Germany Cfm Oskar Tropitzsch [Manufacturer]
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117-02-2 9,10-Anthracenedione,1,3-dihydroxy-2-methyl-

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117-02-2 Rubiadin

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117-02-2 9,10-Anthracenedione,1,3-dihydroxy-2-methyl-

  • China Xi'an app-chem bio(tech) co.,ltd [Manufacturers]
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References of 1,3-dihydroxy-2-methylanthracene-9,10-dione
Title: Rubiadin
CAS Registry Number: 117-02-2
CAS Name: 1,3-Dihydroxy-2-methyl-9,10-anthracenedione
Synonyms: 1,3-dihydroxy-2-methylanthraquinone
Molecular Formula: C15H10O4
Molecular Weight: 254.24
Percent Composition: C 70.86%, H 3.96%, O 25.17%
Literature References: From Rubia tinctorum L., Coprosma var., Morinda citrifolia Linn, Rubiaceae: Schunck, Ann. 87, 344 (1853); Briggs, Nicholls, J. Chem. Soc. 1949, 1241; Briggs et al., ibid. 1952, 1718; Borvie, Cooke, Aust. J. Chem. 15, 332 (1962). Structure: Marchlewski, J. Chem. Soc. 63, 1137 (1893); Schunck, Marchlewski, ibid. 65, 182 (1894); Jones, Robertson, ibid. 1930, 1699. Synthesis: Joshi et al., J. Sci. Ind. Res. 14B, 87 (1955); Hirase, Chem. Pharm. Bull. 8, 417 (1960).
Properties: Yellow plates from glacial acetic acid, mp 302°; yellow slender plates from alc, mp 290°. Absorption max (ethanol): 246, 280, 415 nm (log e 4.39, 4.52, 3.87). Sol in alc, ether. Practically insol in water, alkalies.
Melting point: mp 302°; mp 290°
Absorption maximum: Absorption max (ethanol): 246, 280, 415 nm (log e 4.39, 4.52, 3.87)
 
Derivative Type: Diacetate
Properties: Yellow rods from acetic anhydride, mp 228°.
Melting point: mp 228°
 
Derivative Type: Dimethyl ether
Properties: Yellow needles from alc, mp 160.5°.
Melting point: mp 160.5°