ChemInform Abstract: Cyclization of N‐Alkylazinium Cations with Bifunctional Nucleophiles. Part 21. Regioisomeric 1,3,4‐Thiadiazino(5,6‐b)quinoxalines.
作者
V. G. Baklykov,Валерий Николаевич Чарушин,Олег Николаевич Чупахин,Victor N. Drozd
Abstract The quinoxalinium salts (I) react with diethylamine (II) to give the diethylamino derivative (III) which is cyclized with thiobenzoyl hydrazide (IV), producing the thiadiazinoquinuclidine (V).