Chemistry Letters p. 1789 - 1792 (1981)
Update date:2022-08-04
Topics:
Arai, Sadao
Yamagishi, Takamichi
Hida, Mitsuhiko
1-Benzylaminoanthraquinone reacted with benzyl chloride in the presence of powdered KOH in DMSO to give spiro<1-dibenzylamino-10-anthrone-9,3'-<2>phenyloxirane> (1) quantitatively under a nitrogen atmosphere.The oxirane (1) was converted into 1-phenyl-2-benzylpyrrolo<4,3,2-mn>anthracene-6-one(2) (substituted pyrroloanthrone) having strong fluorescence in ethanol by treatment with hydrochloric acid.
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(1981)
