Hydrazine hydrate (1:1) → HCID 178422220, compound

Participants

Reaction Steps

To 24.0 grams (0.1 oles) of the compound of Step A of this exampel in a flask equipped with stirrer and condenser are added 4.8 grams (0.15 Mole) of hydrazine hydrate (95%) and 150 ml. of isopropanol. The mixture is stirred and refluxed for about 24 hours and the solvent is then crystallized from methanol to given 4,5-dihydro-5-methyl-3-(4-pyridyl)-2h-naphtho[1,2-c]pyrazole.

Provenance & Evidence