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2 065 440

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C1

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Application

94021736/04, 1994-06-08

(22)

Actual filing date

1994-06-08

(45)

Published

1996-08-20

(72)

Inventor

Levdanskij V.A.Polezhaeva N.I.Skvortsova G.P.Kuznetsov B.N.

(73)

Holder

Institut Khimii Prirodnogo Organicheskogo Syr'Ja So Ran

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

Abstract RU 2065440 C1

FIELD: organic synthesis. SUBSTANCE: desired derivatives have formula where X is H, halogen or lower alkyl, Y is H or hydro. 4-hydroxytriazene thioanthraquinone having formula is used as reagent 1. Reaction is carried out by heating in acetic anhydride or in acetic acid which contains up to 10 % of acetic anhydride. EFFECT: improves efficiency of the method.

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RU 2 065 440 C1

Authors

Levdanskij V.A.

Polezhaeva N.I.

Skvortsova G.P.

Kuznetsov B.N.

Dates

1996-08-20—Published

1994-06-08—Filed

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