Stereoisomerism due to restricted rotation in N-substituted 2,6-di- ortho-tolylpyridinium cations. A molecular design enabling unambiguous identification of isomers. Tetrahedron Lett. 31, (39), 5645-5648 (1990).
Pyridinium, 1-(4,6-diphenyl-2-pyrimidinyl)-2,4,6-triphenyl-, perchlorate55361-41-6 Pentanoic acid,5-[[3-[2-amino-3-cyano-6-(4-hydroxyphenyl)-4-pyridinyl]phenyl]amino]-4-hydroxy-5-oxo-, monosodium salt553635-53-3 Pentanoic acid,5-[[3-(2-amino-3-cyano-6-phenyl-4-pyridinyl)phenyl...
Shestopalov reported the synthesis of trans-4′-aryl-5′-cyano-1′,2′,3′, 4′-tetrahydro-6′-hydroxy-2′-oxo-1,3′-bipyridinium inner salts from 1-(2-amino-2-oxo-ethyl)pyridinium chloride, aromatic aldehydes, and ethyl cyanoacetate in the presence of a base. Reaction of these salts...
Stereoisomerism due to restricted rotation in N-substituted 2,6-di- ortho-tolylpyridinium cations. A molecular design enabling unambiguous identification of isomers. Tetrahedron Lett. 31, (39), 5645-5648 (1990).
Stereoisomerism due to restricted rotation in N-substituted 2,6-di- ortho-tolylpyridinium cations. A molecular design enabling unambiguous identification of isomers. Tetrahedron Lett. 31, (39), 5645-5648 (1990).
ChemInform Abstract: Synthesis of Diethyl p-Tolylsulphonylethynylphosphonate and Related Acetylenes, and Their Reactions with Nucleophiles, Pyridinium-1-dicyanomethylides, and Dienes.doi:10.1002/chin.198741264organo-phosphorus compounds, isocyclic O,N,S derivativesR. M. ACHESON...