Chemistry of N-Heterocyclic Sulphur Compounds: Part II: Regioselective Synthesis of N,N'-Diaminotriazolophanes Containing Oxygen and Sulphur Heteroatoms
作者:Madhukar S. Chande、Shailesh S. Athalye
DOI:10.1080/00397910008087205
日期:2000.4.1
Abstract 4-Amino-3,5-dimercapto-1,2,4-triazole has been selectively S-alkylated by bis (2-iodoethyl) ether followed by intramolecular cyclization through regioselective S-alkylation with 1,ω-dihaloalkanes to afford 16-20 membered N,N'-diamino-triazolophanes.