2384108-28-3

Dolutegravir Impurity 56 Dolutegravir impurity 3 intermediate Dolutegravir chiral impurity 3 intermediate (4R,12aR)-N-(2,4-difluorobenzyl)-7-methoxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide 2H-Pyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide, N-[(2,4-difluorophenyl)methyl]-3,4,6,8,12,12a-hexahydro-7-methoxy-4-methyl-6,8-dioxo-, (4R,12aR)-