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2 089 539

(13)

C1

(51)

IPC

(21) (22)

Application

94011972/04, 1994-04-05

(22)

Actual filing date

1994-04-05

(45)

Published

1997-09-10

(72)

Inventor

Timofeev V.P.Nijazov N.A.

(73)

Holder

Sterlitamakskij Neftekhimicheskikh Zavod

METHOD OF PREPARING 2,5-N,N′-(DIMETHYLAMINOMETHYL)-1-4- HYDROQUINONE Russian patent published in 1997 - IPC

Abstract RU 2089539 C1

FIELD: organic chemistry, more particularly use of the title compound as starting product for preparing biologically active compounds. SUBSTANCE: aminomethylating agent includes N,N′- tetramethylmethylene bisamine (bisamine), and process is carried out at 80-150 C in organic solvent, hydroquinone to bisamine to solvent molar ratio being 1.0:2.1-5.0:1.2- 5.0. EFFECT: more efficient preparation method.

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RU 2 089 539 C1

Authors

Timofeev V.P.

Nijazov N.A.

Dates

1997-09-10—Published

1994-04-05—Filed

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