sodium hydrogencarbonate in water T=0°C; 0.5 h;

Na(1+)*(2)HCO3(1-)=Na(2)HCO3; [2,2,3,3-D4]-TMSP; sodium carbonate in water-d2 T=19.4°C; rate of the attack on the β-carbon: kβ; Rate constantProduct distribution;