
Tetrahedron p. 7921 - 7928 (1989)
Update date:2022-08-05
Topics: Acylation Regioselectivity Yield Steric hindrance Chromatography Recrystallization Nucleophilic substitution Hydrazone Reaction Mechanism Catalysis Reaction Optimization Spectroscopic Analysis Tautomerization Solvent Effect Electrophilic addition Pyridazine
Szilagyi, Geza
Matyus, Peter
Sohar, Pal
The acylation of morpholino substituted pyridazinylhydrazones afforded triazolo<4,3-b>pyridazinium salts.Structure elucidation by ir, 1H- and 13C-nmr spectroscopy, reaction mechanism and ring-chain tautomerism are discussed.
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Doi:10.1002/ejoc.201001567
(2011)Doi:10.1002/pola.24631
(2011)Doi:10.1002/1099-0690(200210)2002:20<3419::AID-EJOC3419>3.0.CO;2-F
(2002)Doi:10.1016/0223-5234(90)90021-T
(1990)Doi:10.1016/S0040-4039(00)97894-8
(1990)Doi:10.1016/j.bmc.2011.01.047
(2011)