THE DDQ MEDIATED CYCLIZATION PRODUCTS OF SOME 2-HYDROXY-3-(1′-ALKENYL)-1, 4-NAPHTHOQUINONES

…, RGF Giles, IR Green, KS Nagabhushana

文献索引：Ameer, Farouk; Giles, Robin G.F.; Green, Ivan R.; Nagabhushana, Kyatanahalli S. Synthetic Communications, 2002 , vol. 32, # 3 p. 369 - 380

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被引用次数: 10

摘要

ABSTRACT The DDQ mediated cyclisation products derived from 2-hydroxy-3-(1′-alkenyl)- 1, 4-napthoquinones viz. 17 were found to be temperature dependent. At 60° C the naphthofuranquinone 19 was the predominant isomer whereas at 8° C, the naphthopyranquinone 18 was exclusively formed.