This invention relates to novel substituted 5-(1-benzothiophen-2-yl)pyrrolo[2,1-f][1,2,4]triazin-4-amine derivatives having protein tyrosine kinase inhibitory activities, to processes for the preparation of such compounds, to pharmaceutical compositions containing such compounds, and to the use of such compounds or compositions for treating proliferative disorders, in particular cancer and tumor diseases.本發明係有關具有蛋白質酪胺酸激酶抑制劑活性之新穎之經取代之5-(1-苯并噻吩-2-基)吡咯并[2,1-f][1,2,4]三-4-胺衍生物、此等化合物之製法、包含此等化合物之醫藥組合物、及此等化合物或組合物於治療增生性病變,特定言之癌症與腫瘤疾病上之用途。