Hydrazine hydrate (1:1) → HCID 136242914, compound

Participants

Reaction Steps

Compound 44 was prepared from Methyl 2-methyl-4-oxo-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-5-carboxylate and hydrazine hydrate according to the procedure similar to that for Compound 1. 1H NMR (DMSO-d6) δ 11.7 (s, 1H), 9.87 (s, 1H), 7.43 (d, 1H, J=8.0 Hz), 7.39 (d, 1H, J=7.6 Hz), 7.14 (dd, 1H, J=8.0, 7.6 Hz), 3.70 (s, 2H), 3.13 (s, 2H), and 2.39 (s, 3H). MS (ESI) m/e [M+1]+ 241.

Provenance & Evidence