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Synthesis and properties ofN-methylmorpholinium 6-amino-3,5-dicyano-1,4-dihydropyridine-4-spirocyclopentane-2-thiolate

โœ Scribed by V. D. Dyachenko; S. G. Krivokolysko; V. P. Litvinov


Publisher
Springer
Year
1997
Tongue
English
Weight
193 KB
Volume
46
Category
Article
ISSN
1573-9171

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ChemInform Abstract: Synthesis of N-Meth
โœ V. D. DYACHENKO; V. P. LITVINOV ๐Ÿ“‚ Article ๐Ÿ“… 2010 ๐Ÿ› John Wiley and Sons โš– 32 KB ๐Ÿ‘ 1 views

Synthesis of N-Methylmorpholinium 6-Amino-4-aryl-4-methyl-3,5dicyano-1,4-dihydropyridine-2-thiolates under Conditions of Michael Reaction. -Reaction of alkylidenemalononitriles (I) with cyanothioacetamide (II) affords the corresponding Michael adducts which cyclize immediately to the title 1,4-dihy