A pyrenylamine derivative having an unsaturated bond of formula (I), which can be employed as an organic photoconductive material for use in electrophotography: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, W, l, m, n j and k are specifically defined the specification, an aldehyde compound of formula (II), which is an intermediate for preparing the pyrenylamine derivative: ##STR2## and methods of producing the pyrenylamine derivative and the aldehyde compound are disclosed.
具有式(I)不饱和键的
吡啶胺衍
生物,可作为有机光导材料用于静电复印:其中R.sup.1、R.sup.2、R.sup.3、R.sup.4、R.sup.5、W、l、m、n、j和k在规范中具体定义,具有式(II)的醛化合物,用于制备
吡啶胺衍
生物的中间体:并公开了制备
吡啶胺衍
生物和醛化合物的方法。