Hydrochloric Acid → HCID 22644888, compound

Participants

Reaction Steps

To a solution of tert-butyl 4-({[4-(2-butynyloxy)phenyl]sulfonyl}amino)4-[(hydroxyamino)carbonyl]-1-piperidinecarboxylate (0.114 g) from Example 287, in dioxane (1 mL) was added 4N hydrochloric acid in dioxane (2 mL). After 4 hours the reaction mixture was concentrated in vacuo. Trituration with dichloromethane and diethyl ether gave 4-({[4-(2-butynyloxy)phenyl]sulfonyl)amino)-N-hydroxy-4-piperidinecarboxamide as an off-white powder. Electrospray Mass Spec 368.2 (M+H)+.

Provenance & Evidence