Reactions with Hydrazonoyl Halides 61<sup>1</sup>: Synthesis of 2,3-Dihydro-1,3,4-Thiadiazoles
作者:Abdou O. Abdelhamid、Mamdouh A. M. Afifi
DOI:10.1080/10426500801968185
日期:2008.10.7
stituted 1,3,4-thiadiazolines and 2-[4-(2,3-dimethyl-5-oxo-1-phenyl(3-pyrazolin-4-yl))(1,3-thiazol-2-yl)]cyanomethylene}-3-phenyl-5-substitu- ted 1,3,4-thiadiazolines were synthesized from hydrazonoyl halides and 4--2-aza-2-[(methylthiothioxomethyl)amino]vinyl}-2,3-dimethyl-1-phenyl-3-pyrazoin-5-one and 2-[4-(2,3-dimethyl-5-oxo-1-phenyl-3-pyrazolin-4-yl)-1,3-thiazol-2-yl]ethane-nitrile, respectively
2-[1,2-二氮杂-3-(2,3-二甲基-5-氧代-1-苯基(3-吡唑啉-4-基))丙-2-亚苯基]-3-苯基-5-取代的1 ,3,4-噻二唑啉和 2-[4-(2,3-二甲基-5-氧代-1-苯基(3-吡唑啉-4-基))(1,3-噻唑-2-基)]氰基亚甲基}-3-苯基-5-取代的1,3,4-噻二唑啉由腙酰卤化物和4--2-氮杂-2-[(甲硫基硫代甲基)氨基]乙烯基}-2,3-二甲基-1合成-苯基-3-吡唑啉-5-酮和2-[4-(2,3-二甲基-5-氧代-1-苯基-3-吡唑啉-4-基)-1,3-噻唑-2-基]乙腈,分别。所有合成化合物都尽可能通过元素分析、光谱和替代合成路线进行阐明。