Synthesis of a Novel Heterocyclic System, [1,2,4] Triazino[1,2- a ]Pyrimido [4,5- e ] [1,3,4] Thiadiazines

2006 Thiadiazine derivatives R 0660 Synthesis of a Novel Heterocyclic System, [1,2,4]Triazino[1,2-a]pyrimi— [via intermolecular ring closure reactions of (I)]. — 12- 162 do[4,5-e][1,3,4]thiadiazines (HERAVI*, M. M.; BAKHERAD, M.; RAHIMZADEH, M.; BAKAVOLI, M.; GHASSEMZADEH, M.; Phosphorus, Sulfur Silicon Relat. Elem. 180 (2005) 11, 2477-2482; Dep. Chem., Sch. Sci., Azzahra Univ., Tehran, Iran; Eng.) — H. Toeppel