Ethyl chloroformate


Ethyl chloroformate is the ethyl ester of chloroformic acid. It is a reagent used in organic synthesis for the introduction of the ethyl carbamate protecting group and for the formation of carboxylic anhydrides.

Preparation

Ethyl chloroformate can be prepared using ethanol and phosgene:

Safety

Ethyl chloroformate is a highly toxic substance. It causes severe burns when comes in contact with eyes and/or skin, can be fatal if swallowed or inhaled.