RU2012157050A - METHOD FOR COLLABORATING 3'3-DINITRO-4'4-BIS (N'N-DIMETHYLAMINO) BENZOPHENONE AND 3'3-DINITRO-4-HYDROXY-4 '- (N'N-DIMETHYLAMINO) BENZOPHENONE - Google Patents

METHOD FOR COLLABORATING 3'3-DINITRO-4'4-BIS (N'N-DIMETHYLAMINO) BENZOPHENONE AND 3'3-DINITRO-4-HYDROXY-4 '- (N'N-DIMETHYLAMINO) BENZOPHENONE Download PDF

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RU2012157050A
RU2012157050A RU2012157050/04A RU2012157050A RU2012157050A RU 2012157050 A RU2012157050 A RU 2012157050A RU 2012157050/04 A RU2012157050/04 A RU 2012157050/04A RU 2012157050 A RU2012157050 A RU 2012157050A RU 2012157050 A RU2012157050 A RU 2012157050A
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Russia
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dinitro
benzophenone
dimethylamino
bis
hydroxy
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RU2012157050/04A
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Russian (ru)
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RU2522570C1 (en
Inventor
Вячеслав Николаевич Казин
Сергей Георгиевич Сибриков
Максим Борисович Кужин
Екатерина Геннадьевна Казина
Галина Павловна Митрофанова
Алексей Михайлович Гробов
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Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ярославский государственный университет им. П.Г. Демидова"
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Priority to RU2012157050/04A priority Critical patent/RU2522570C1/en
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Abstract

Способ совместного получения 3,3'-динитро-4,4'-бис(N,N-диметиламино)-бензофенона и 3,3'-динитро-4-гидрокси-4'-(N,N-диметиламино)бензофенона, включающий обработку 3,3'-динитро-4,4'-дихлорбензофенона в N,N-диметилформамиде или N,N-диметилацетамиде гидроксидами щелочных металлов в виде 20-50%-ного водного раствора при температуре 30-60°С и мольном соотношении 3,3'-динитро-4,4'-дихлорбензофенон: NaOH (КОН):ДМФА (ДМАА)=1:4÷10:20÷30.A method for the joint production of 3,3'-dinitro-4,4'-bis (N, N-dimethylamino) benzophenone and 3,3'-dinitro-4-hydroxy-4 '- (N, N-dimethylamino) benzophenone, comprising treatment of 3,3'-dinitro-4,4'-dichlorobenzophenone in N, N-dimethylformamide or N, N-dimethylacetamide with alkali metal hydroxides in the form of a 20-50% aqueous solution at a temperature of 30-60 ° C and a molar ratio of 3 , 3'-dinitro-4,4'-dichlorobenzophenone: NaOH (KOH): DMF (DMAA) = 1: 4 ÷ 10: 20 ÷ 30.

Claims (1)

Способ совместного получения 3,3'-динитро-4,4'-бис(N,N-диметиламино)-бензофенона и 3,3'-динитро-4-гидрокси-4'-(N,N-диметиламино)бензофенона, включающий обработку 3,3'-динитро-4,4'-дихлорбензофенона в N,N-диметилформамиде или N,N-диметилацетамиде гидроксидами щелочных металлов в виде 20-50%-ного водного раствора при температуре 30-60°С и мольном соотношении 3,3'-динитро-4,4'-дихлорбензофенон: NaOH (КОН):ДМФА (ДМАА)=1:4÷10:20÷30. A method for the joint production of 3,3'-dinitro-4,4'-bis (N, N-dimethylamino) benzophenone and 3,3'-dinitro-4-hydroxy-4 '- (N, N-dimethylamino) benzophenone, comprising treatment of 3,3'-dinitro-4,4'-dichlorobenzophenone in N, N-dimethylformamide or N, N-dimethylacetamide with alkali metal hydroxides in the form of a 20-50% aqueous solution at a temperature of 30-60 ° C and a molar ratio of 3 , 3'-dinitro-4,4'-dichlorobenzophenone: NaOH (KOH): DMF (DMAA) = 1: 4 ÷ 10: 20 ÷ 30.
RU2012157050/04A 2012-12-25 2012-12-25 Method of co-production of 3,3'-dinitro-4,4'-bis(n,n-dimethylamino)benzophenone and 3,3'-dinitro-4-hydroxy-4'-(n, n-dimethylamino)benzophenone RU2522570C1 (en)

Priority Applications (1)

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RU2012157050/04A RU2522570C1 (en) 2012-12-25 2012-12-25 Method of co-production of 3,3'-dinitro-4,4'-bis(n,n-dimethylamino)benzophenone and 3,3'-dinitro-4-hydroxy-4'-(n, n-dimethylamino)benzophenone

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Application Number Priority Date Filing Date Title
RU2012157050/04A RU2522570C1 (en) 2012-12-25 2012-12-25 Method of co-production of 3,3'-dinitro-4,4'-bis(n,n-dimethylamino)benzophenone and 3,3'-dinitro-4-hydroxy-4'-(n, n-dimethylamino)benzophenone

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RU2012157050A true RU2012157050A (en) 2014-06-27
RU2522570C1 RU2522570C1 (en) 2014-07-20

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EA039261B1 (en) * 2017-05-04 2021-12-24 Таджикский Национальный Университет METHOD FOR PRODUCTION OF 1,2-N,N'-BIS-AMINOTETRAMETHYL-1,2-n,n'-DICHLORODIPHENYLETHYLENE

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Effective date: 20171226