O-(Trimethylsilyl)hydroxylamine → HCID 136054509, compound

Participants

Reaction Steps

To a solution of N-[(4′-{[(1E)-3-methylbut-1-en-1-yl]sulfonyl}biphenyl-3-yl)methyl]-4-oxo-3,4-dihydroquinazoline-2-carboxamide obtained in Reference Example 106 (0.180 g, 0.369 mmol) in THF (4 mL) was added O-(trimethylsilyl)hydroxylamine (0.271 mL, 2.22 mmol) at room temperature, and the mixture was stirred at room temperature for 12 hr. The reaction mixture was concentrated under reduced pressure, and the residue was crystallized from ethyl acetate-diethyl ether to give the title compound as a white powder (0.125 g, 65%).

Provenance & Evidence