2845-82-1
5-(吡啶-4-基)-1,3,4-噁二唑-2(3H)-酮
+
109-73-9
正丁胺
→
15563-03-8
1-butyl-3-(pyridine-4-carbonylamino)urea
56863-96-8
isonicotinoyl-urea
2459-09-8
异烟酸甲酯