Hydrazine hydrate (1:1) → 6-Bromo-1,4-phthalazinedione

Beteiligte Stoffe

Reaktionsschritte

96.9 ml hydrazine monohydrate was added to a mixture of 20 g 4-bromophthalic anhydride and 400 ml ethanol, and the mixture was heated under reflex for 8 hr. After cooling, the resulting precipitates were collected by filtration to give 28 g of 6-bromo-1,4-phthalazinedione.

Herkunft & Nachweise