2117. Chloroacetyl Isocyanate

Nomenclature

CAS number: 4461-30-7
2-Chloroacetyl isocyanate; chloroacetic acid anhydride with isocyanic acid.
C3H2ClNO2; mol wt 119.51.
C 30.15%, H 1.69%, Cl 29.67%, N 11.72%, O 26.77%.

Description and references

Obtained by the reaction of chloroacetamide with oxalyl chloride: Speziale, Smith, J. Org. Chem. 28, 1808 (1963).

Chemical structure

Properties

Liquid. Poisonous. bp20 50-55°. nD21.5 1.4580.

Use

Reagent in synthesis.