The title compounds are accessible in a one-step synthesis by reaction of dilithiophosphides with 1,2-bis-(2-chloroethoxy)-ethane resp. 1,2-bis-(2-chloroethylthio)-ethane. A multistep-synthesis starts out from tribenzylphosphine.
DOI:
10.1016/s0040-4039(00)92518-8
作为产物:
描述:
Phosphine, phenyl-, monolithium salt 、 1,2-二(2-氯乙氧基)乙烷 以
四氢呋喃 为溶剂,
以13%的产率得到7,16-Diphenyl-1,4,10,13-tetraoxa-7,16-diphosphacyclooctadecane
The title compounds are accessible in a one-step synthesis by reaction of dilithiophosphides with 1,2-bis-(2-chloroethoxy)-ethane resp. 1,2-bis-(2-chloroethylthio)-ethane. A multistep-synthesis starts out from tribenzylphosphine.
The title compounds are accessible in a one-step synthesis by reaction of dilithiophosphides with 1,2-bis-(2-chloroethoxy)-ethane resp. 1,2-bis-(2-chloroethylthio)-ethane. A multistep-synthesis starts out from tribenzylphosphine.