A Novel Synthesis of Ferrocenylpyridazines
Por:
Klimova, EI, Lopez, EAV, Alamo, MF, Klimova, T, Garcia, MM
Publicada:
1 sep 2009
Resumen:
The reaction of 3-[acyl(ethoxycarbonyl)]methylidene-, 3-diethoxycarbonylmethylidene-, and 3-diacylmethyhdene-1,2diferrocenylcyclopropenes with hydrazine at 80-85 degrees C afforded 3,4,5,6-tetrasubstituted 5-acyl(-ethoxycarbonyl)pyridazines (3a-f) in 65-70 % yield. The structures of the obtained ferrocenylpyridazines were determined by IR and (1)H and (13)C NMR spectroscopy and mass spectrometry. The structures of 5-ethoxycarbonyl- and 5-acetyl-3-ferrocenyl-4-ferrocenylmethyl-6-methylpyridazines (3a, 3d) were confirmed by the data from X-ray diffraction analysis. ((C) Wiley-VCH Verlag GmbH & Co. KGaA, 69451 Weinheim, Germany, 2009)
Filiaciones:
Klimova, EI:
Univ Nacl Autonoma Mexico, Fac Quim, Mexico City 04510, DF, Mexico
Lopez, EAV:
Univ Nacl Autonoma Mexico, Fac Quim, Mexico City 04510, DF, Mexico
Alamo, MF:
Univ Nacl Autonoma Mexico, Fac Quim, Mexico City 04510, DF, Mexico
Klimova, T:
Univ Nacl Autonoma Mexico, Fac Quim, Mexico City 04510, DF, Mexico
Garcia, MM:
Univ Nacl Autonoma Mexico, Inst Quim, Mexico City 04510, DF, Mexico
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