2-Methylanthraquinone
Title: 2-Methylanthraquinone
CAS Registry Number: 84-54-8
CAS Name: 2-Methyl-9,10-anthracenedione
Additional Names: b-methylanthraquinone
Molecular Formula: C15H10O2
Molecular Weight: 222.24
Percent Composition: C 81.07%, H 4.54%, O 14.40%
Literature References: Occurs in teakwood. Prepd by oxidation of 2-methylanthracene; by formation from phthalic anhydride and toluene: Fieser, Org. Synth. 4, 43 (1925); from 6- and 7-methylanthraquinone-1-carboxylic acids with powdered copper in quinoline: Fieser, Martin, J. Am. Chem. Soc. 58, 1443 (1936); from 1,4-naphthoquinone and isoprene: Carothers, Berchet, ibid. 55, 2813 (1933).
Properties: Needles from alcohol, mp 177°. Sublimes. Very sol in benzene, toluene, xylene; sol in alcohol, ether, glacial acetic acid, concd H2SO4; insol in water.
Melting point: mp 177°

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