DGV75: Dolutegravir Hydroxybutanyl Impurity

Dolutegravir Hydroxy Impurity ;

(R)-N-(2,4-Difluorobenzyl)-9-hydroxy-2-(4-hydroxybutan-2-yl)-1,8-dioxo-2,3,4,8-tetrahydro-1H-pyrido[1,2-a]pyrazine-7-carboxamide ;

CAS # 1973402-05-09 ;

C20H19F2N3O5 ;
Mol. Wt.: 419.38 ;