title: Carcinogenic nitrogen compounds. LXXIV. Skraup and Combes-Beyer reactions with 3-aminocarbazoles; a new route to pyrido(3,2'-b)carbazoles.
mesh_terms: D000588:Amines; D002227:Carbazoles / Q000138:chemical synthesis*; D002273:Carcinogens / Q000138:chemical synthesis*; D055598:Chemical Phenomena; D002621:Chemistry; D003500:Cyclization; D008722:Methods; D011725:Pyridines / Q000138:chemical synthesis*
chemical_list: D000588:Amines; D002227:Carbazoles; D002273:Carcinogens; D011725:Pyridines