Hydrochloric Acid → HCID 51353582, compound

Participants

Reaction Steps

(±)-(E)-3-{1′-(2-Phenyl-ethyl)-3,4-dihydro-4-oxo-spiro[2H-(1,3)-benzoxazine-2,3′-piperidin]-6-yl}-N-(tetrahydro-pyran-2-yloxy)-acrylamide (150 mg, 0.30 mmol) in DCM (5 ml) was treated with 4 M HCl in dioxane (1 ml) as described in Example 30, STEP C to give (±)-(E)-3-{1′-(2-phenyl-ethyl)-3,4-dihydro-4-oxo-spiro[2H-(1,3)-benzoxazine-2,3′-piperidin]-6-yl}-N-hydroxy-acrylamide (90 mg) as a pale yellow solid (hydrochloride salt).

Provenance & Evidence