174749-93-0Relevant academic research and scientific papers
Synthesis of polycyclic nitrogen-containing heterocyclic [1]: One pot formation of 1,6-naphthyridine ring system by reaction of amino-cyano-methylthio-heterocycles with dialkyl acetyeledicarboxylates
Tominaga,Nomoto,Yoshioka
, p. 1135 - 1141 (2001)
Reaction of 3-amino-3-methylthio-2-cyanoacrylonitrile (1) with excess dimethyl acetylenedicarboxylate(DMAD) in the presence of potassium carbonate in dimethyl sulfoxide gave a novel tricyclic heterocycle, hexamethyl 1H-1,4,7-triazaphenalene-2,3,5,6,8,9-he
Synthesis of polycyclic nitrogen-contaning heterocycles: One pot formation of 1,6-naphthyridine ring system by reaction of amino-cycano-methyl thioheterocycles with dialkyl acetylenedicarboxylates
Tominaga, Yoshinori,Yoshioka, Noriko
, p. 53 - 56 (2007/10/02)
The reaction of 5-amino-6-cyano-1,3-dimethyl-7-methylthiopyrido[2,3-d]-pyrimidine-2,4(1H,3H)- dione (1c) with dimethyl acetylenedicarboxylate (DMAD) in the presence of potassium carbonate in dimethyl sulfoxide gave tetramethyl 8,9,10,11-tetrahydro-8,10-di
