T=85°C; Michael addition; 0.25 h;

T=80°C; Michael addition; 0.116667 h;

T=140°C; 1 h;

in ethanol 1 h; Heatingother aromatic aldehyde;

bromocyane; L-(+)-tartaric acid in methanol T=0 - 20°C; screw cap tube;

2,2-Dimethyl-[1,3]dioxane-4,6-dione; N-benzyl-N,N,N-triethylammonium chloride; water T=90°C; 22 h;

1: 5-(4-methoxybenzyl)-1,3-dimethylpyrimidine-2,4,6-trione With potassium hydride in acetonitrile T=20°C; 0.333333 h; Inert atmosphereGlovebox; 2: 4-acetylamino-2,2,6,6-tetramethylpiperidine-1-oxoammonium in acetonitrile T=24.84°C; Inert atmosphereGlovebox; Thermodynamic data;