2-Butene, 1,4-dibromo- → HCID 54254531, compound

HRID 1646185Notes

Reaction equation

HRID 1646185 reaction equation
[Br:1][CH2:2][CH:3]=[CH:4][CH2:5]Br.[CH2:7]([O:9][P:10]([O:14]CC)[O:11][CH2:12][CH3:13])[CH3:8]>>[CH2:7]([O:9][P:10]([CH2:5][CH:4]=[CH:3][CH2:2][Br:1])(=[O:14])[O:11][CH2:12][CH3:13])[CH3:8]

Participants

3

Reactant 2

HCID 131802-Butene, 1,4-dibromo-HCID 31215Triethyl phosphite

Product 1

HCID 54254531HCID 54254531, compoundYield 55.2%

Procedure

A solution of 1,4-dibromo-2-butene (20 g, 93.5 mmol) and triethylphosphite (23.7 g, 142.6 mmol) is heated at 85° C. under reduced pressure for four hours. The reaction mixture is purified directly on silica gel using ethyl acetate as eluant to give 14 g of a clear oil.

Workup

  1. customThe reaction mixture is purified directly on silica gel

Sources & evidence

ORD record
ord-091d638885834fa79cefeb1f3957af64
Source dataset
uspto-grants-1993_01
Patent number
US05179085

Reaction notes

Loading…