The Reactions of Hydrazines with α-Lactams. Regiochemistry of Hydrazine Addition and Subsequent Ring Closure to N-Aminohydantoins or 1,2,4-Triazine-3,6-diones
The Reactions of Hydrazines with α-Lactams. Regiochemistry of Hydrazine Addition and Subsequent Ring Closure to N-Aminohydantoins or 1,2,4-Triazine-3,6-diones