RU1825780C - N,n-bis-(4-hydroxy-3,5-di-tert-butylbenzyl)-4-ethoxyaniline as an antioxidant for isoprene rubber - Google Patents

N,n-bis-(4-hydroxy-3,5-di-tert-butylbenzyl)-4-ethoxyaniline as an antioxidant for isoprene rubber

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Publication number
RU1825780C
RU1825780C SU914912188A SU4912188A RU1825780C RU 1825780 C RU1825780 C RU 1825780C SU 914912188 A SU914912188 A SU 914912188A SU 4912188 A SU4912188 A SU 4912188A RU 1825780 C RU1825780 C RU 1825780C
Authority
RU
Russia
Prior art keywords
ethoxyaniline
bis
hydroxy
butylbenzyl
antioxidant
Prior art date
Application number
SU914912188A
Other languages
Russian (ru)
Inventor
Григорий Федорович Бебих
Евгений Федорович Понизовцев
Вера Павловна Сараева
Алла Николаевна Жданова
Лариса Вячеславовна Муравьева
Татьяна Александровна Арестова
Original Assignee
Химический факультет МГУ им.М.В.Ломоносова
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Химический факультет МГУ им.М.В.Ломоносова filed Critical Химический факультет МГУ им.М.В.Ломоносова
Priority to SU914912188A priority Critical patent/RU1825780C/en
Application granted granted Critical
Publication of RU1825780C publication Critical patent/RU1825780C/en

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Сущность изобретени  - продукт: N.N- (бис-4-гидрокси-3,5)-дитрет.бутилбензил-4- -этоксианилин, БФ СзаНббМОз, т.пл. 175- 8°С. Реагент 1: 2,6-дитретбутил-4-( ламино)метилфенол. Реагент 2: п-фенетидин. Услови  реакции: в алканоле или водной среде в присутствии NazCOa при температуре кипени  реакционной смеси в течение 6-20 ч. 3 табл.SUMMARY OF THE INVENTION - Product: N.N- (bis-4-hydroxy-3,5) -ditrebutylbenzyl-4- ethoxyaniline, BF SzNbbMOz, mp. 175-8 ° C. Reagent 1: 2,6-ditretbutyl-4- (lamino) methylphenol. Reagent 2: p-phenetidine. Reaction conditions: in alkanol or in an aqueous medium in the presence of NazCOa at the boiling temperature of the reaction mixture for 6-20 hours. 3 tab.

Description

Таблица 1Table 1

Период индукции до образовани  СО-групп, чThe induction period until the formation of CO groups, h

Таблица2Table 2

Таблица 3Table 3

SU914912188A 1991-02-18 1991-02-18 N,n-bis-(4-hydroxy-3,5-di-tert-butylbenzyl)-4-ethoxyaniline as an antioxidant for isoprene rubber RU1825780C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU914912188A RU1825780C (en) 1991-02-18 1991-02-18 N,n-bis-(4-hydroxy-3,5-di-tert-butylbenzyl)-4-ethoxyaniline as an antioxidant for isoprene rubber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU914912188A RU1825780C (en) 1991-02-18 1991-02-18 N,n-bis-(4-hydroxy-3,5-di-tert-butylbenzyl)-4-ethoxyaniline as an antioxidant for isoprene rubber

Publications (1)

Publication Number Publication Date
RU1825780C true RU1825780C (en) 1993-07-07

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Application Number Title Priority Date Filing Date
SU914912188A RU1825780C (en) 1991-02-18 1991-02-18 N,n-bis-(4-hydroxy-3,5-di-tert-butylbenzyl)-4-ethoxyaniline as an antioxidant for isoprene rubber

Country Status (1)

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RU (1) RU1825780C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2574656A1 (en) 2011-09-28 2013-04-03 Infineum International Limited Lubricating oil compositions
WO2014033634A2 (en) 2012-08-29 2014-03-06 Indian Oil Corporation Limited Lubricant additive and lubricant oil compositions and process of preparing thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Ершов В.В. и др. Пространственно-затрудненные фенолы. М.: Хими , 1972, с 321-7. Авторское свидетельство СССР N: 809813, кл, С 07 С 91/44. 1980. Авторское свидетельство СССР № 520034, кл. С 07 С 91/44, 1975,. *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2574656A1 (en) 2011-09-28 2013-04-03 Infineum International Limited Lubricating oil compositions
WO2014033634A2 (en) 2012-08-29 2014-03-06 Indian Oil Corporation Limited Lubricant additive and lubricant oil compositions and process of preparing thereof

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