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Application

5057699/04, 1992-08-05

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Actual filing date

1992-08-05

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Published

1995-06-09

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Inventor

Liakumovich A.G.Gurvich Ja.A.Kumok S.T.Samuilov Ja.D.Bukharov S.V.Gubajdullin L.Ju.Chugunov Ju.V.Kadyrova V.Kh.Vasil'Ev V.F.Kolesov B.S.Polushkin Ju.P.

(73)

Holder

Tsentr Po Razrabotke Ehlastomerov Pri Kazanskom Gosudarstvennom Tekhnologicheskom Universitete

METHOD OF SYNTHESIS OF 2,4,6-TRI-(3,5-DI-TERT-BUTYL-4-HYDROXYBENZYL)-MESITYLENE Russian patent published in 1995 - IPC

Abstract RU 2036893 C1

FIELD: organic chemistry. SUBSTANCE: method involves interaction of 3,5-di-tert. -butyl-4-hydroxybenzyl acetate with mesitylene at heating (preferably at 25-70 C) in the medium of acetic acid in the presence of catalyst - perchloric acid at concentration 0.05-0.1 mole per 1 mole mesitylene. Precipitate of the end product is filtered off, washed with acetic acid and water and dried. EFFECT: improved method of synthesis. 3 cl

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RU 2 036 893 C1

Authors

Liakumovich A.G.

Gurvich Ja.A.

Kumok S.T.

Samuilov Ja.D.

Bukharov S.V.

Gubajdullin L.Ju.

Chugunov Ju.V.

Kadyrova V.Kh.

Vasil'Ev V.F.

Kolesov B.S.

Polushkin Ju.P.

Dates

1995-06-09—Published

1992-08-05—Filed

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