HCID 67491524, compound → HCID 67491681, compound

Participants

Reaction Steps

The title compound was prepared by a method analogous to that described for Intermediate 16, using 1-ethyl 5-methyl 3-methoxy-1H-indazole-1,5-dicarboxylate, the regioisomeric product formed in Step 3. +ESI (M+H) 193.1; 1H NMR (400 MHz, DMSO-d6, δ): 12.65 (br. s., 1H), 12.26 (s, 1H), 8.18 (s, 1H), 7.86 (dd, J=8.9, 1.5 Hz, 1H), 7.38 (d, J=8.8 Hz, 1H), 3.99 (s, 3H).

Provenance & Evidence