9-bromo-8-methoxythieno[2,3-c]quinolin-4(5H)-one → (R)-tert-Butyl 1-(4-(8-methoxy-4-oxo-4,5-dihydrothieno[2,3-c]quinolin-9-yl)phenyl)ethylcarbamate

Participants

Reaction Steps

Following Step 1 from General Procedure B, 9-bromo-8-methoxythieno[2,3-c]quinolin-4(5H)-one (480 mg, 1.5 mmol) was reacted with (R)-tert-butyl 1-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethylcarbamate (800 mg, 2.3 mmol) to afford the desired product (410 mg, 59%) as a brown solid: ESI MS m/z 451 [C25H26N2O4S+H]+.

Provenance & Evidence