1-(Alkyl/arylthiocarbamoyl)benzotriazoles as stable isothiocyanate equivalents: Synthesis of di- and trisubstituted thioureas

被引:61
作者
Katritzky, AR [1 ]
Ledoux, S [1 ]
Witek, RM [1 ]
Nair, SK [1 ]
机构
[1] Univ Florida, Dept Chem, Ctr Heterocycl Cmpd, Gainesville, FL 32611 USA
关键词
D O I
10.1021/jo035680d
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
1-(Alkyl/arylthiocarbamoyl)benzotriazoles 4a-i were synthesized in yields of 91-99% from bis(benzotriazolyl)methanethione (3). Reagents 4a-g were then used as isothiocyanate equivalents for the efficient synthesis of 10 secondary and 14 tertiary thioureas in high-yielding, convenient processes.
引用
收藏
页码:2976 / 2982
页数:7
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