... 0 0 II II RC-NH-C-NH2 30c. g. h O F 1 fl II F1 RC-NH-C-NH-C-OR' 31b: R' = CH,. ... Chem. Ber. 119 (1986) Page 7. ... C10H7N304 (233.2) Calc. C 51.50 H 3.03 N 18.02 Found C 51.65 H 3.14 N 17.83 f-(4-tert-Butylbenzoyl)-l,3,5-triazine-2,4,6(fH,3H.5H)-trione (5d): From 2d (1.77 g, ...