4-Chloro-2,6-bis(pyridin-2-yl)pyridine CAS:128143-89 ... terpyridine CAS: 101003-65-0 by reaction with phosphorus oxychloride. 4-Chloro-2,6-bis(pyridin-2-yl)pyridine is off-white ... terpyridine CAS: 13104-56-8 2,2':6',2"-terpyridine-4,4',4"-tricarboxylic acid CAS:216018-58-5 Trimethyl 2,2':6 ... ',2"-terpyridine-4,4',4''-tricarboxylate CAS: 330680-46-1 1,4-Bis(2,2':6',2''-terpyridin-4'-yl)benzene CAS: ...