Hydrochloric Acid → HCID 11394505, compound

Participants

Reaction Steps

To the product of Example 291, tert-butyl 4-{[4-(2-butynyloxy)phenyl]sulfonyl}-5-[(hydroxyamino)carbonyl]-1,4-diazepane-1-carboxylate (0.32 g, 0.68 mmol), was added 4N hydrochloric acid in dioxane (9 mL). After 10 min the reaction mixture was concentrated in vacuo. Trituration of the residue with diethyl ether gave 4-{[4-(2-butynyloxy)phenyl]sulfonyl}-N-hydroxy-1,4-diazepane-5-carboxamide as an off-white powder (0.27 g). Electrospray Mass Spec 368.2 (M+H)+.

Provenance & Evidence