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2 065 438

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C1

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IPC

(21) (22)

Application

93057124/04, 1993-12-22

(22)

Actual filing date

1993-12-22

(45)

Published

1996-08-20

(72)

Inventor

Levdanskij V.A.Polezhaeva N.I.Kuznetsov B.N.

(73)

Holder

Institut Khimii Prirodnogo Organicheskogo Syr'Ja So Ran

METHOD FOR PRODUCTION OF DERIVATIVES OF 3-PHENYLOXY-5-HYDROXYANTHRA-[1,9-CD]ISOXAZOL-6-ON Russian patent published in 1996 - IPC

Abstract RU 2065438 C1

FIELD: dyeing of fibers. SUBSTANCE: 1-(triasene-N-sulfonate)-2-phenyloxy-4-oxyanthraquinone and its suitable derivatives are used as reagent 1. Reaction is carried out by boiling in alcohol solution of alkali. EFFECT: improves efficiency of the method.

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RU 2 065 438 C1

Authors

Levdanskij V.A.

Polezhaeva N.I.

Kuznetsov B.N.

Dates

1996-08-20—Published

1993-12-22—Filed

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