RU2004126787A - SOLUTION FOR SYNTHESIS OF 4-AMINODIPHENYLAMINE, METHOD FOR ITS PRODUCTION AND METHOD FOR PRODUCING 4-AMINODIPHENYLAMINE - Google Patents

SOLUTION FOR SYNTHESIS OF 4-AMINODIPHENYLAMINE, METHOD FOR ITS PRODUCTION AND METHOD FOR PRODUCING 4-AMINODIPHENYLAMINE Download PDF

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RU2004126787A
RU2004126787A RU2004126787/04A RU2004126787A RU2004126787A RU 2004126787 A RU2004126787 A RU 2004126787A RU 2004126787/04 A RU2004126787/04 A RU 2004126787/04A RU 2004126787 A RU2004126787 A RU 2004126787A RU 2004126787 A RU2004126787 A RU 2004126787A
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Prior art keywords
aminodiphenylamine
aniline
tetramethylammonium
solution
synthesis
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RU2004126787/04A
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Russian (ru)
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RU2276132C1 (en
Inventor
Николай Васильевич Мартынов (RU)
Николай Васильевич Мартынов
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Николай Васильевич Мартынов (RU)
Николай Васильевич Мартынов
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Priority to RU2004126787/04A priority Critical patent/RU2276132C1/en
Publication of RU2004126787A publication Critical patent/RU2004126787A/en
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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Claims (2)

1. Исходный раствор для синтеза 4-аминодифениламина конденсацией нитробензола с анилином с последующим каталитическим гидрированием полученной смеси тетраметиламмониевых солей 4-нитрозо- и 4-нитродифениламина, включающий анилин, хлорид калия и воду, отличающийся тем, что раствор дополнительно содержит анилид тетраметиламмония формулы С6Н5-NHM, где М является катионом тетраметиламмония, при следующем соотношении компонентов, мас.%:1. The initial solution for the synthesis of 4-aminodiphenylamine by condensation of nitrobenzene with aniline, followed by catalytic hydrogenation of the resulting mixture of tetramethylammonium salts of 4-nitroso- and 4-nitrodiphenylamine, including aniline, potassium chloride and water, characterized in that the solution additionally contains tetramethylammonium anilide of formula C 6 H 5 -NHM, where M is a tetramethylammonium cation, in the following ratio, wt.%: С6Н2-NHMC 6 H 2 -NHM 18,2-22,618.2-22.6 АнилинAniline 52,0-64,752.0-64.7 ВодаWater 28,4-11,028.4-11.0 KClKcl 1,4-1,71.4-1.7
2. Способ получения исходного раствора, заключающийся в растворении рассчитанного количества хлорида тетраметиламмония в рассчитанном количестве воды, добавлении эквивалентного количества гидроксида калия, фильтрации от избыточного хлорида калия и добавлении к фильтрату рассчитанного количества анилина с получением исходного раствора по п.1.2. The method of obtaining the initial solution, which consists in dissolving the calculated amount of tetramethylammonium chloride in the calculated amount of water, adding an equivalent amount of potassium hydroxide, filtering from excess potassium chloride and adding the calculated amount of aniline to the filtrate to obtain the initial solution according to claim 1.
RU2004126787/04A 2004-09-08 2004-09-08 Solution for synthesis of 4-aminodiphenylamine, method for its preparing and method for synthesis of 4-aminodiphenylamine RU2276132C1 (en)

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RU2004126787/04A RU2276132C1 (en) 2004-09-08 2004-09-08 Solution for synthesis of 4-aminodiphenylamine, method for its preparing and method for synthesis of 4-aminodiphenylamine

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RU2276132C1 RU2276132C1 (en) 2006-05-10

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113527111A (en) * 2020-04-10 2021-10-22 中石化南京化工研究院有限公司 Method for preparing RT base by normal pressure condensation

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108558675A (en) * 2018-04-25 2018-09-21 南通理工学院 Synthesis method of 4-aminodiphenylamine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113527111A (en) * 2020-04-10 2021-10-22 中石化南京化工研究院有限公司 Method for preparing RT base by normal pressure condensation
CN113527111B (en) * 2020-04-10 2023-09-15 中国石油化工股份有限公司 Method for preparing RT (reverse transcription) sauce by normal pressure condensation

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Effective date: 20080909