METHOD OF SPIRO[3,3]HEPTANE PRODUCTION Russian patent published in 2009 - IPC C07C13/72 C07C2/88 

Abstract RU 2350595 C1

FIELD: chemistry.

SUBSTANCE: substance of method consists in interreaction of methylene cyclobutane and triethylaluminum with catalyst cycronacendichloride added in argon atmosphere at room temperature in hexane during 5-7 h. Thereafter it is added with triohenylphosphine, palladium acetylacetonate, as-distilled allylchloride. Reaction mass is mixed within 5 h.

EFFECT: simplified method and production of high-selective end compound.

1 tbl, 1 ex

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RU 2 350 595 C1

Authors

Dzhemilev Usein Memetovich

D'Jakonov Vladimir Anatol'Evich

Ibragimov Askhat Gabdrakhmanovich

Finkel'Shtejn Evgenij Shmerovich

Dates

2009-03-27Published

2007-07-09Filed