Tetrahedron Letters

Fluorinated chromenes 1: 2, 2, 2-trifluoroethoxy precocene analogs and their corresponding 3, 4-epoxides

F Camps, J Coll, A Messeguer, MA Pericas

文献索引：Camps, F.; Coll, J.; Messeguer, A.; Pericas, M. A. Tetrahedron Letters, 1980 , vol. 21, p. 2361 - 2364

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被引用次数: 29

摘要

Abstract Preparation of potential insect antijuvenile hormone agents 2, 2-dimethyl-7-(2, 2, 2- trifluoroethoxy)-2H-chromene (3a), 6-methoxy-2, 2-dimethyl-7-(2, 2, 2-trifluoroethoxy)-2H- chromene (3b) and 7-methoxy-2, 2-dimethyl-6--(2, 2, 2-trifluoroethoxy)-2H-chromene (3c) and the corresponding 3, 4-epoxides 5a and 5b is reported.