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ChemicalBook CAS DataBase List Isopropenylphosphonic dichloride
3944-27-2

Isopropenylphosphonic dichloride synthesis

4synthesis methods
-

Yield:3944-27-2 78%

Steps:

4 EXAMPLE 4

EXAMPLE 4 75 g of 1-methylvinylphosphonic acid dimethyl ester were introduced into the apparatus described in Example 1. Phosgene was introduced at a temperature of from 100° -110°C while stirring vigorously for 7 hours. Subsequently the mixture was distilled. 62 g of 1-methyl vinylphosphonic acid dichloride were obtained, b.p. 40°C/0.03 mm Hg corresponding to a yield of 78 percent of the theory.

References:

US3950413,1976,A

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