[Reactions of 3-methyl-2,4-dioxo-3,4-dihydro-2H-5,6-benz-1,3-oxazine with hydrazine. Preparation of 4-methyl-3-[2-hydroxyphenyl]-1,2,4-triazolin-5-one].
D006834:Hydrazines; D010078:Oxazines; D014230:Triazoles / Q000138:chemical synthesis*
D006834:Hydrazines; D010078:Oxazines; D014230:Triazoles
Umsetzung von 3-Methyl-2.4-dioxo-3.4-dihydro-2H-5.6-benz-1.3-oxazin mit Hydrazin. Darstellung von 4-Methyl-3-[2-hydroxyphenyl]-1.2.4-triazolinon-(5)