通过用Br 2 / NEt 3处理,苯并咪唑啉硫酮和异氰酸酯的加成产物容易环化为苯并咪唑并[1,2-d](1,2,4)噻二唑啉系统4。硫代类似物9是由2-氨基苯基硫脲和硫光气然后溴氧化而合成的,并且与亚氨基二噻唑啉形式10处于平衡状态。噻二唑啉酮4和噻二唑啉硫酮显示RNCO(S)部分在用异氰酸酯,异硫氰酸酯和二硫化碳处理时的交换反应。
Benzazole Derivatives, Compositions, and Methods of Use as Beta-Secretase Inhibitors
申请人:Mjalli Adnan M.M.
公开号:US20090326006A1
公开(公告)日:2009-12-31
The present invention is directed to benzazole compounds that inhibit β-site amyloid precursor protein-cleaving enzyme (BACE) and that may be useful in the treatment or prevention of diseases in which BACE is involved, such as Alzheimer's disease. The invention is also directed to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which BACE is involved.