HRID256838

反应详情

EQUATION

反应方程式

HRID 256838 的结构方程式

PROCEDURE

实验过程

Reaction of rac-3,4-dihydro-2-ethynyl-2,5,7,8-tetramethyl-2H-1-benzopyran-6-ol with 2-bromobenzo[b]thiophene under the conditions described in example 16 gave after chromatographic isolation and crystallization from ether/hexane colorless crystals with m.p. 120°-123° C.

WORKUP

后处理

  1. customgave
  2. customafter chromatographic isolation and crystallization from ether/hexane colorless crystals with m.p. 120°-123° C.