N-bromobutanimide → HCID 67494671, compound

Participants

Reaction Steps

To a solution of tert-butyl 3-(7-(bis((2-(trimethylsilyl)ethoxy)methyl)amino)-3-(quinolin-3-yl)pyrazolo[1,5-a]pyrimidin-5-yl)piperidine-1-carboxylate (350 mg, 0.50 mmol) in CH3CN (5.0 mL) was added NBS (90 mg, 0.50 mmol). The mixture was stirred at it for 3 h and concentrated in vacuo. The residue was purified by Biotage (CH2Cl2/EtOAc, 100:1 to 10:1) to give the title compound as light yellow solid. LC/MS RT=2.49 min. Mass calculated for, M+H 768.29, observed 389.17.

Provenance & Evidence