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2 264 381

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IPC

(21) (22)

Application

2004123593/04, 2004-07-30

(24)

Start date

2004-07-30

(22)

Actual filing date

2004-07-30

(45)

Published

2005-11-20

(72)

Inventor

Borisov A.V.Majzlish V.E.Shaposhnikov G.P.

(73)

Holder

Gosudarstvennoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Gosudarstvennyj Khimiko-Tekhnologicheskij Universitet"

2,3-DICARBOXY-5,6,8-TRIMETHYLANTHRAQUINONE Russian patent published in 2005 - IPC

Abstract RU 2264381 C1

FIELD: organic chemistry.

SUBSTANCE: invention relates to 2,3-dicarboxy-5,6,8-trimethylanthraquinone of the formula (I):

. This compound can be used in synthesis of metal complexes of tetra-(tri-5,6,8-carboxy)-anthraquinonoporphyrazine used as dyes and catalysts. Compound of the formula (I) is characterized by melting point value (T_m) 207°C. Also, invention describes methods for synthesis and using compound of the formula (I).

EFFECT: valuable properties of compound.

4 cl, 6 ex

Similar patents RU2264381C1

Title	Year	Author	Number
METAL COMPLEXES OF TETRA-(TRI-5,6,8-METHYL)-ANTHRAQUINONOPORPHYRAZINE	2004	Borisov A.V. Majzlish V.E. Shaposhnikov G.P.	RU2264406C1
METAL COMPLEXES OF TETRA-(TRI-5,6,8-CARBOXY)- ANTHRAQUINONOPORPHYRAZINE	2004	Borisov A.V. Majzlish V.E. Shaposhnikov G.P.	RU2264407C1
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TETRA-(DI-6,7-METHYL)-ANTHRAQUINONE PORPHYRAZINE METAL COMPLEXES	2004	Borisov Al'Bert Valer'Evich Majzlish Vladimir Efimovich Shaposhnikov Gennadij Pavlovich	RU2268891C1
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2,3-DICARBOXY-6-(PARA-SULFOPHENYLENE)-ANTHRAQUINONE	2003	Borisov A.V. Majzlish V.E. Shaposhnikov G.P. Pobedinskaja I.A.	RU2258065C2

RU 2 264 381 C1

Authors

Borisov A.V.

Majzlish V.E.

Shaposhnikov G.P.

Dates

2005-11-20—Published

2004-07-30—Filed