9-benzyloxy-6-(2,3-dichlorobenzyl)-2-isopropyl-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione → 9-Benzyloxy-2-isopropyl-6-(2-pyridin-4-yl-benzyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione

Participants

Reaction Steps

9-Benzyloxy-2-isopropyl-6-(2-pyridin-4-yl-benzyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione (153) (83 mg, 57.73%) as an off-white solid was synthesized from 5-benzyloxy-6-hydroxy-2-(2-pyridin-4-yl-benzyl)-pyrimidine-4-carboxylic acid (2-hydroxyethyl)-isopropylamide (152) (150 mg, 0.90 mmol) following the procedure as described for 9-benzyloxy-6-(2,3-dichlorobenzyl)-2-isopropyl-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione (134).

Provenance & Evidence