The reaction of trialkylphosphites or related P-nucleophiles with benzothiete () leads to zwitter ionic species, which show an Arbuzov - like rearrangement to the products and , respectively. New heterocyclic ring systems are generated in the case of cyclic esters. The normal SN2 reaction leads to the 1:2 adducts , whereas in an SN1 process the 1:1 adduct is formed.
亚磷酸三烷基酯或相关的P-亲核试剂与苯并噻吨()的反应导致两性离子物种,分别对产物和表现出类似Arbuzov的重排。在环状酯的情况下,产生了新的杂环系统。正常的S N 2反应生成1:2的加合物,而在S N 1过程中生成1:1的加合物。
NIEDERMANN, HANS-PETER;ECKES, HEINZ-LUDWIG;MEIER, HERBERT, TETRAHEDRON LETT., 30,(1989) N, C. 155-158
作者:NIEDERMANN, HANS-PETER、ECKES, HEINZ-LUDWIG、MEIER, HERBERT
DOI:——
日期:——
ECKES, HEINZ-LUDWIG;NIEDERMANN, HANS-PETER;MEIER, HERBERT, CHEM. BER., 124,(1991) N, C. 377-381
作者:ECKES, HEINZ-LUDWIG、NIEDERMANN, HANS-PETER、MEIER, HERBERT