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2 044 722

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C1

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IPC

(21) (22)

Application

5050540/04, 1992-06-11

(22)

Actual filing date

1992-06-11

(45)

Published

1995-09-27

(72)

Inventor

Zhuk R.V.Uskach Ja.L.Bogach E.V.Kirilovich V.I.Maksimenko E.G.

(73)

Holder

Volgogradskoe Aktsionernoe Obshchestvo Otkrytogo Tipa

PROCESS FOR PREPARING BUTYLBENZYL PHTHALATE Russian patent published in 1995 - IPC

Abstract RU 2044722 C1

FIELD: organic chemistry. SUBSTANCE: the product: butylbenzyl phthalate. The composition of the product is 90.7-91.0% Reagent 1: phthalic anhydride. Reagent 2: butyl alcohol. Reaction conditions: heating followed by neutralization in phosphate buffer with a pH of 6.0-8.0 the pH of the reaction mixture being 7.0-8.0, followed by separation from the reaction mixture the supernatant layer containing sodium monobutyl phthalate which is condensed with butyl chloride in the presence of triethylamine. EFFECT: more efficient preparation process. 1 tbl

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RU 2 044 722 C1

Authors

Zhuk R.V.

Uskach Ja.L.

Bogach E.V.

Kirilovich V.I.

Maksimenko E.G.

Dates

1995-09-27—Published

1992-06-11—Filed

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