anhydrous cyanoacetic acid in water Bronsted plot for base catalyzed of title comp. vs. pKa of various catalyst (ClCH2COOH, CH3OCH2COOH, ClCH2CH2COOH, CH3COOH); logaritmic plot of the rate constant for cleavage of title comp., pKa of the alcohol produced; Mechanism;

acetate T=25°C; standard free-energy changes (kcal/mol) with various base catalyst (ClCH2CH2COO(-), CH3OCH2COO(-), CL2CHCH2COO(-), CF3CH2COO(-)); values of ΔG<*>, ΔG', ΔG<*><*> for the rate-determining step of mechanism; Thermodynamic data;