Synthesis of pyrano[3,4-c]thieno[3,2-e][1,2,4]triazolo[4,3-a]pyridines, representatives of a new fused heterocyclic system
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DOI: 10.1016/j.mencom.2020.03.017
Abstract: New effective synthesis of functionalized pyrano[3,4-c]thieno-[3,2-e][1,2,4]triazolo[4,3-a]pyridines comprises nucleophilic substitution in 8-morpholino-6-thioxopyrano[3,4-c]pyridine-5-carbonitrile with hydrazine hydrate followed by sequential heterocyclization with formic acid and chloroacetic acid derivatives. read more here.
Keywords: synthesis; thieno triazolo; triazolo pyridines; pyrano thieno ... See more keywords
Vibrational spectroscopic (FT-IR, FT-Raman) and quantum mechanical study of 4-(2-chlorophenyl)-2-ethyl-9-methyl-6H-thieno[3,2-f] [1,2,4]triazolo[4,3-a][1,4] diazepine
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Molecular Structure"
DOI: 10.1016/j.molstruc.2018.01.001
Abstract: Abstract The spectroscopic properties of 4-(2-chlorophenyl)-2-ethyl-9-methyl-6H-thieno [3,2- f ] [1,2,4] triazolo [4,3- a ] [1,4] diazepine were investigated in the present study using FT-IR and FT-Raman techniques. The results obtained were compared with quantum mechanical… read more here.
Keywords: methyl thieno; ethyl methyl; thieno triazolo; triazolo diazepine ... See more keywords