Methanesulfonic Acid → N-[amino-(2H-pyrazol-3-yl-amino)-methylene]-4-methylbenzenesulfonamide

Participants

Reaction Steps

The compound of Example 17 was prepared according to the accompanying synthesis procedure from 0.5 ml of N-[(3,5-dimethylpyrazol-1-yl)-iminomethyl]-4-methylbenzene-sulfonamide solution (0.2 M, acetonitrile) with 19 mg of methanesulfonic acid and 0.5 ml of 2-aminopyrazole solution (1.0 M, acetonitrile) and filed in a substance databank. Calculated mol. wt. 279.32; found mol. wt. (M+H) 280.3; 559.0 (Dimer)

Provenance & Evidence