Methyl 2-chloroacrylate is a colorless liquid used in manufacture of acrylic high polymer similar to polymethylmethacrylate.

[2] Methyl 2-chloroacrylate is polymerizable, insoluble in water, and a skin, eye, and lung irritant.

Inhalation of vapors causes pulmonary edema.

Trace amounts on the skin cause large blisters.

[1] 2-Aminothiazoline-4-carboxylic acid, an intermediate in the industrial synthesis of L-cysteine, is produced by the reaction of thiourea with methyl 2-chloroacrylate.