Bulletin of the Chemical Society of Japan

The Formation of Cyclic Compounds from Derivatives of Diphenyl. Part II. The Formation of 4, 5, 9, 10-dibenzopyrene and 4, 5-diphenyl-diphenylene oxide from 6, 6′- …

S Sako

文献索引：Sako Bulletin of the Chemical Society of Japan, 1934 , vol. 9, p. 55,69

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被引用次数: 18

摘要

Since most of these active substances are stable toward heat or toward chemical reagent, the disappearance of optical activity is supposed to be due, not to racemization, but to the change from a spatial arrangement to a coplanar structure. But in view of the fact that the formation of all but one of the 5-or 6-membered rings in the above examples was effected by heating and also that such a compound as (VII), the only substance from which ring ...