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2 074 183

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C1

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IPC

(21) (22)

Application

94026846/04, 1994-07-15

(22)

Actual filing date

1994-07-15

(45)

Published

1997-02-27

(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-PHENYLTHIOANTHRA/1,9-CD/ISOXAZOLE-6-ON Russian patent published in 1997 - IPC

Abstract RU 2074183 C1

FIELD: organic synthesis, dyes for polyether fibers. SUBSTANCE: desired product has formula where X is hydrogen, halogen or lower alkyl, Y is hydrogen or hydroxy group. 1-(triazene-N-sulfonate)-2-phenylthioanthraquinone is used as reagent 1. Reaction is carried out by boiling in alcohol solution of alkali. EFFECT: improves efficiency of the method. 2 tbl

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RU 2 074 183 C1

Authors

Levdanskij V.A.

Polezhaeva N.I.

Kuznetsov B.N.

Dates

1997-02-27—Published

1994-07-15—Filed

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