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Application

97106731/04, 1997-04-24

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Actual filing date

1997-04-24

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Published

1999-04-27

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Inventor

Dzhemilev U.M.Ibragimov A.G.Ermilova O.E.Kunakova R.V.Khalilov L.M.Islamgulova A.Z.

(73)

Holder

Institut Neftekhimii I Kataliza S Opytnym Zavodom An Respubliki Bashkortostan

METHOD OF PREPARING 1-ETHYL-TRANS-3,4- DIALKYLBOROCYCLOPENTANES Russian patent published in 1999 - IPC

Abstract RU 2129557 C1

FIELD: fine organic and organometal synthesis. SUBSTANCE: method comprises reacting alpha-olefins with ethyl aluminium dichloride and magnesium in the presence of two-component catalyst consisting of zirconacene dichloride and diisobutyl aluminium hydride in argon atmosphere under normal conditions for 8 h and subsequently adding boron trifluoride and stirring for 2-6 h. Solvent is tetrahydrofuran. Yield of desired products is 64-79%. EFFECT: new method of regio- and stereo-selective synthesis. 1 tbl

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RU 2 129 557 C1

Authors

Dzhemilev U.M.

Ibragimov A.G.

Ermilova O.E.

Kunakova R.V.

Khalilov L.M.

Islamgulova A.Z.

Dates

1999-04-27—Published

1997-04-24—Filed

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