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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 21, 1991 - Issue 21
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Original Articles

Unusual Oxidative Dealkylation of Certain 4-Alkyl-1,4-Dihydropyridines With MnO2/Bentonite Using Microwave Irradiation, in the Absence of Solvent (II)

F. Delgado Facultad de Estudios Superiores Cuautitlán, Universidad Nacional Autónoma de México, Sección de Química Orgánica, Campo 1, Cuautitlán Izcalli, Estado de México
,
C. Alvarez Instituto de Química, Universidad Nacional Autónoma de México, Circuito Exterior, Cd. Universitaria, Coyoacán, 04510, México, D.F.
,
O. GARCÍA Facultad de Estudios Superiores Cuautitlán, Universidad Nacional Autónoma de México, Sección de Química Orgánica, Campo 1, Cuautitlán Izcalli, Estado de México
,
G. Penieres Facultad de Estudios Superiores Cuautitlán, Universidad Nacional Autónoma de México, Sección de Química Orgánica, Campo 1, Cuautitlán Izcalli, Estado de México
&
C. Márquez Instituto de Química, Universidad Nacional Autónoma de México, Circuito Exterior, Cd. Universitaria, Coyoacán, 04510, México, D.F.
Pages 2137-2141 | Received 12 Jun 1991, Published online: 01 Oct 2010
 
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Abstract

Several Hantzsch 4-alkyl-1,4- dihydropyridines have been oxidized to the corresponding aromatic systems. An unexpected mixture of 4-alkyl pyridines and/or dealkylated pyridines are formed.

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