HCID 21072803, compound → HCID 21072804, compound

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Reaction Steps

1-(2-{1-[2-hydroxy-2-(6-hydroxy-3-oxo-3,4-dihydro-2H-benzo[1,4]oxazin-8-yl)-ethylamino]-cyclopropyl}-ethyl)-4,4-dimethyl-1,4-dihydro-benzo[d][1,3]oxazin-2-ol 590 mg (1.06 mmol) 1-(2-{1-[2-(6-benzyloxy-3-oxo-3,4-dihydro-2H-benzo[1,4]oxazin-8-yl)-2-hydroxy-ethylamino]-cyclopropyl}-ethyl)-4,4-dimethyl-1,4-dihydro-benzo[d][1,3]oxazin-2-one are dissolved in 30 mL methanol and hydrogenated in the presence of palladium on charcoal (10%) at ambient temperature and 3 bar hydrogen pressure. Yield: 180 mg (36%); mass spectroscopy: [M+H]+=468.

Provenance & Evidence