Diphenylphosphinic acid → Diphenylphosphinic chloride

HRID 2057686Notes

Reaction equation

HRID 2057686 reaction equation
[C:1]1([P:7]([C:10]2[CH:15]=[CH:14][CH:13]=[CH:12][CH:11]=2)(=O)[OH:8])[CH:6]=[CH:5][CH:4]=[CH:3][CH:2]=1.S(Cl)([Cl:18])=O>>[C:1]1([P:7]([Cl:18])([C:10]2[CH:15]=[CH:14][CH:13]=[CH:12][CH:11]=2)=[O:8])[CH:6]=[CH:5][CH:4]=[CH:3][CH:2]=1

Participants

3

Reactant 2

HCID 15567Diphenylphosphinic acidHCID 24386Thionyl Chloride

Product 1

HCID 73910Diphenylphosphinic chloride

Procedure

Thirteen grams (0.064 m) of diphenylphosphinic acid was combined with 50 ml of thionyl chloride and the mixture heated at reflux for 2.5 hours. The diphenylphosphinic chloride was purified by distillation, bp 140° C. at 0.1 torr.

Workup

  1. temperaturethe mixture heated
  2. temperatureat reflux for 2.5 hours
  3. distillationThe diphenylphosphinic chloride was purified by distillation, bp 140° C. at 0.1 torr

Sources & evidence

ORD record
ord-b1b79cabf45c490ca3f7f7369c6070d9
Source dataset
uspto-grants-1980_07
Patent number
US04212757

Reaction notes

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