Organic compounds -- part of the class 532-570 series – Organic compounds – Halogen containing
Patent
1998-02-13
1999-10-26
Siegel, Alan
Organic compounds -- part of the class 532-570 series
Organic compounds
Halogen containing
570241, C07C 1716, C07C 1900
Patent
active
059732164
ABSTRACT:
A method for producing bromomethylcyclopropane is provided, comprising reacting an organic sulfonyl halide with cyclopropylmethanol in the presence of a tertiary amine in a non-protic solvent, to generate cyclopropylmethyl organic sulfonate, and reacting the resulting cyclopropylmethyl organic sulfonate with an alkali metal bromide and/or a quaternary ammonium bromide in a non-protic polar solvent.
REFERENCES:
Roberts, et al, Interconversion of Cyclobutyl and Allylcarbinyl Derivatives, vol. 73, pp. 2509-2520 (1951).
Hrubiec, et al, J. Org. Chem., vol. 49, pp. 431-435 (1984).
Hayashibara Tatsuhiko
Mitani Toshimichi
Shiono Manzo
Kuraray Co. Ltd.
Siegel Alan
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