Lewis acid mediated nucleophilic substitution reactions of 2-alkoxy-3,4-dihydro-2H-1-benzopyrans: regiochemistry and utility in the synthesis of 3,4-dihydro-2H-1-benzopyran-2-carboxylic acids
作者:Noal Cohen、Beatrice Schaer、Gabriel Saucy、Rene Borer、Louis Todaro、Anne Marie Chiu
DOI:10.1021/jo00275a010
日期:1989.7
NOVEL UREA DERIVATIVES, PROCESSES FOR PRODUCTION THEREOF AND HERBICIDE