can't read?
Diethyl methylmalonate reacts with 2-cyclohexenone under abnormal Michael conditions form 2-(3-oxocyclohexyl)-2-cyclohexenone. It causes the alkylation of poly(chloromethylstyrene) during pahse transfer catalysis.
D 2648 (OTTO) Diethyl methylmalonate, 99% Cas 609-08-5 - used as reagent in chemical research.