2-propenoic acid, 3-amino-3-chloro-2-cyano-, ethyl ester, (2E)- InChI=1/C6H7ClN2O2/c1-2-11-6(10)4(3-8)5(7)9/h2,9H2,1H3/b5-4 ethyl (2E)-3-amino-3-chloro-2-cyanoacrylate