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Cyclopropanation of 3-(2-Oxo-2H-chromen-3-yl-carbonyl)-2H-chromen-2-one with Zinc Enolates Derived from 1-Aryl-2,2-dibromoalkanones

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Abstract

Zinc enolates derived from 1-aryl-2,2-dibromoalkanones react with 3-(2-oxo-2H-chromen-3-ylcarbonyl)-2H-chromen-2-one to give 1-alkyl-1-aroyl-1a-(2-oxo-2H-chromen-3-ylcarbonyl)-1a, 7b-dihydrocyclopropa[c]-chromen-2(1H)-ones as a single stereoisomer.

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REFERENCE

  1. Shchepin, V.V, Russkikh, N.Yu., Kalyuzhnyi, M.M., Shchepin, R.V., and Vakhrin, M.I., Russ. J. Org. Chem., 2003, vol. 39, p. 1316.

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Authors and Affiliations

  1. Perm State University, ul. Bukireva 15, Perm, 614990, Russia

    V. V. Shchepin, N. Yu. Russkikh, D. V. Uzun & P. S. Silaichev

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  1. V. V. Shchepin
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  2. N. Yu. Russkikh
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  3. D. V. Uzun
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  4. P. S. Silaichev
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Translated from Zhurnal Organicheskoi Khimii, Vol. 41, No. 1, 2005, pp. 131–133.

Original Russian Text Copyright © 2005 by Shchepin, Russkikh, Uzun, Silaichev.

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Shchepin, V.V., Russkikh, N.Y., Uzun, D.V. et al. Cyclopropanation of 3-(2-Oxo-2H-chromen-3-yl-carbonyl)-2H-chromen-2-one with Zinc Enolates Derived from 1-Aryl-2,2-dibromoalkanones. Russ J Org Chem 41, 131–133 (2005). https://doi.org/10.1007/s11178-005-0135-9

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  • DOI: https://doi.org/10.1007/s11178-005-0135-9

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