N-bromobutanimide → HCID 46832211, compound

Participants

Reaction Conditions

Reaction Steps

A mixture of 5-[2-(2-bromo-ethoxy)-5-nitro-phenyl]-1-methyl-1H-pyrazole (200 mg, 0.61 mmole), and N-bromosuccinimide (0.61 mmole, 1.0 eq) in 2 mL of DMF was stirred at 100° C. for 10 minutes in the Microwave. The mixture was quenched with water, extract with ethyl acetate, and dried in vacuo give the title compound as a yellow solid (200 mg, 81%). 1H NMR (400 MHz, CDCl3) δ 3.53-3.64 (m, 2H), 3.78 (s, 3H), 4.38-4.49 (m, 2H), 7.11 (d, 1H), 7.57 (s, 1H), 8.23 (s, 1H), 8.39 (d, 1H). Exact mass calculated for C12H11Br2N3O3 402.9, found 406.1 (MH+).

Provenance & Evidence