Synthesis of 2-imino-4-thiazolines, 2-imino-4-alkoxythiazolidines, thiazoles and 4-imidazolin-2-ones from α-halomethyl ketimines
作者:Norbert De Kimpe、Wim De Cock、Marian Keppens、Dirk De Smaele、Andrea Mészáros
DOI:10.1002/jhet.5570330429
日期:1996.7
nes, 3,4-disubstituted-4-methoxy-2-iminothiazolidines, 2,4-disubstituted-thiazoles, 2-amino-4-substituted-thiazoles and 1,5-disubstituted-4-imidazolin-2-ones, were synthesized from α-chloromethyl and α-bromomethyl ketimines by condensation with potassium thiocyanate, thiourea, ammonium thiocyanate and potassium cyanate.
各种杂环,包括3,4-二取代-2-亚氨基-4-噻唑啉,3,4-二取代-4-甲氧基-2-亚氨基噻唑烷,2,4-二取代噻唑,2-氨基-4-取代-由α-氯甲基和α-溴甲基酮亚胺与硫氰酸钾,硫脲,硫氰酸铵和氰酸钾缩合,合成噻唑和1,5-二取代-4-咪唑啉-2-酮。