Synthesis and anticonvulsant activity of novel and potent 1-aryl-7,8-methylenedioxy-1,2,3,5-tetrahydro-4H-2,3-benzodiazepin-4-ones

被引:31
作者
Grasso, S
De Sarro, G
De Sarro, A
Micale, N
Polimeni, S
Zappalà, M
Puia, G
Baraldi, M
De Micheli, C
机构
[1] Univ Messina, Dipartimento Farmacochim, I-98168 Messina, Italy
[2] Univ Catanzaro, Dipartimento Med Sperimentale & Clin, I-88100 Catanzaro, Italy
[3] Univ Messina, Policlin Univ, Ist Farmacol, I-98100 Messina, Italy
[4] Univ Modena, Dipartimento Sci Farmaceut, I-41100 Modena, Italy
[5] Univ Milan, Ist Chim Farmaceut, I-20121 Milan, Italy
关键词
D O I
10.1016/S0960-894X(00)00693-4
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
The synthesis and anticonvulsant activity of 1-aryl-7,8-methylenedioxy-1,2,3,5-tetrahydro-4H-2,3-benzodiazepin-4-(thi)ones (4a-d) and their 3-N-alkylcarbamoyl derivatives (4e-h) are reported. The new compounds possess marked anticonvulsant properties, comparable to those of the dehydro analogues 3 and higher than that of GYKI 52466 (1). Noteworthy, compound 4c shows a longer-lasting anticonvulsant activity. Electrophysiological experiments show that derivative 4c is less effective than 1 and 3c to reduce the KA-evoked currents in cerebellar granule neurons. (C) 2001 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:463 / 466
页数:4
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