Synthesis of Mono- and N,N<i>-</i>Disubstituted Thioureas and <i>N</i>-Acylthioureas
作者:Alan Katritzky、Nataliya Kirichenko、Boris Rogovoy、Jeremy Kister、Hui Tao
DOI:10.1055/s-2004-829127
日期:——
1-Benzotriazole-1-carbothioamide (2), prepared from 1-cyanobenzotriazole (1) and hydrogen sulfide, reacts with amines to give thioureas 3a-e. Reactions of (benzotriazol-1-yl)carboximidamides 4a-d,f-j and acyl- 5a-f,i-k or arylaminocarbonyl- 5g,h (benzotriazol-1-yl)carboximidamides with hydrogen sulfide give the corresponding thioureas 3a-d,f-j, and N-acylthioureas 6a-f,i-k or N-carbamoylthioureas 6g,h, respectively.
由 1-氰基苯并三唑(1)和硫化氢制备的 1-苯并三唑-1-硫代甲酰胺(2)与胺反应生成硫脲类化合物 3a-e。(benzotriazol-1-yl)carboximidamides 4a-d,f-j 和 acyl- 5a-f,i-k 或 arylaminocarbonyl- 5g,h (benzotriazol-1-yl)carboximidamides 与硫化氢反应,分别得到相应的硫脲类化合物 3a-d,f-j,以及 N-酰基硫脲类化合物 6a-f,i-k 或 N-氨基甲酰基硫脲类化合物 6g,h。