Imatinib EP Impurity A

Chemical Name: Imatinib Dimethylamino Impurity ; (2E)​-​3-​(Dimethylamino)​-​1-​(3-​pyridyl)​prop-​2-​en-​1-​one; (2E)-3-(Dimethylamino)-1-(3-pyridyl)prop-2-en-1-one; (E)-3-(Dimethylamino)-1-(pyridin-3-yl)prop-2-en-1-one