Synthesis and pharmacology of pyridazino(4,5-b) carbazoles.
作者:Henriette LANDELLE、Daniel LADUREE、Michel CUGNON DE SEVRICOURT、Max ROBBA
DOI:10.1248/cpb.37.2679
日期:——
Cyclization reaction of hydrazine with carbazole-2,3-methyl dicarboxylates gave 1,4-dioxo-1,2,3,4-tetrahydropyridazino[4,5-b]carbazoles. Chlorodehydroxylation provided 1,4-dichloropyridazino[4,5-b]carbazoles and nucleophilic substitution gave 1,4-dialkoxy pyridazino[4,5-b]carbazoles. These compounds were tested for cytotoxic activity against L1210 leukemia in mice.
肼与咔唑-2,3-甲基二羧酸酯的环化反应得到1,4-二氧-1,2,3,4-四氢吡啶并[4,5-b]咔唑。进行氯去羟基化,得到1,4-二氯哒嗪[4,5-b]咔唑,亲核取代得到1,4-二烷氧基哒嗪[4,5-b]咔唑。测试了这些化合物对小鼠的L1210白血病的细胞毒活性。