Synthesis, structures, and selected chemical properties of 2-chloro- and 2-bromo-1,1-diferrocenylcyclopropanes
Por:
Klimova E.I., Klimova T., Martinez Garcia M., Martinez Mendoza J.M., Hernandez Ortega S., Ruiz Ramirez L.
Publicada:
1 ene 2003
Resumen:
2-Chloro- and 2-bromo-1,1-diferrocenylcyclopropanes were synthesized as Z- and E-isomers with respect to the ferrocenyl substituent having a bisector orientation. The structure of Z-2-chloro-1,1-diferrocenylcyclopropane was confirmed by X-ray diffraction analysis. Treatment of the resulting monohalides with potassium tert-butoxide in dimethyl sulfoxide afforded 3,3- diferrocenylcyclopropene in 20% yield. The small ring in halogen-substituted diferrocenylcyclopropanes and diferrocenylcyclopropene is readily cleaved to give predominantly 3-ferrocenyl- 1H-cyclopentaferrocene.
Filiaciones:
Klimova E.I.:
Department of Chemistry, Natl. Autonomous Univ. of Mexico, C. P. 04510 Mexico D.F, Mexico
Univ. Nac. Auton. de México, Facultad de Química, Cd. Universitaria, C. P. 04510 México D. F, Mexico
Klimova T.:
Department of Chemistry, Natl. Autonomous Univ. of Mexico, C. P. 04510 Mexico D.F, Mexico
Univ. Nac. Auton. de México, Facultad de Química, Cd. Universitaria, C. P. 04510 México D. F, Mexico
Martinez Garcia M.:
Institute of Chemistry, Natl. Autonomous Univ. of Mexico, C. P. 04510 Mexico D.F, Mexico
Univ. Nac. Auton. de México, Instituto de Química, Cd. Universitaria, C. P. 04510 México D. F, Mexico
Martinez Mendoza J.M.:
Department of Chemistry, Natl. Autonomous Univ. of Mexico, C. P. 04510 Mexico D.F, Mexico
Univ. Nac. Auton. de México, Facultad de Química, Cd. Universitaria, C. P. 04510 México D. F, Mexico
Hernandez Ortega S.:
Institute of Chemistry, Natl. Autonomous Univ. of Mexico, C. P. 04510 Mexico D.F, Mexico
Univ. Nac. Auton. de México, Instituto de Química, Cd. Universitaria, C. P. 04510 México D. F, Mexico
Ruiz Ramirez L.:
Department of Chemistry, Natl. Autonomous Univ. of Mexico, C. P. 04510 Mexico D.F, Mexico
Univ. Nac. Auton. de México, Facultad de Química, Cd. Universitaria, C. P. 04510 México D. F, Mexico
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