RU2015139654A - METHOD FOR PRODUCING 4-Tret-BUTYL-PYROCATECHINE AND CATALYST FOR ITS PRODUCTION - Google Patents

METHOD FOR PRODUCING 4-Tret-BUTYL-PYROCATECHINE AND CATALYST FOR ITS PRODUCTION Download PDF

Info

Publication number
RU2015139654A
RU2015139654A RU2015139654A RU2015139654A RU2015139654A RU 2015139654 A RU2015139654 A RU 2015139654A RU 2015139654 A RU2015139654 A RU 2015139654A RU 2015139654 A RU2015139654 A RU 2015139654A RU 2015139654 A RU2015139654 A RU 2015139654A
Authority
RU
Russia
Prior art keywords
catalyst
tert
producing
butyl
butylphenol
Prior art date
Application number
RU2015139654A
Other languages
Russian (ru)
Other versions
RU2634728C2 (en
Inventor
Регина Римовна Талипова
Руслан Уралович Харрасов
Марат Радикович Аглиуллин
Борис Иванович Кутепов
Original Assignee
Федеральное Государственное Бюджетное Учреждение Науки Институт Нефтехимии И Катализа Ран
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 Федеральное Государственное Бюджетное Учреждение Науки Институт Нефтехимии И Катализа Ран filed Critical Федеральное Государственное Бюджетное Учреждение Науки Институт Нефтехимии И Катализа Ран
Priority to RU2015139654A priority Critical patent/RU2634728C2/en
Publication of RU2015139654A publication Critical patent/RU2015139654A/en
Application granted granted Critical
Publication of RU2634728C2 publication Critical patent/RU2634728C2/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/063—Titanium; Oxides or hydroxides thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/08—Silica
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/89—Silicates, aluminosilicates or borosilicates of titanium, zirconium or hafnium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0201—Impregnation
    • B01J37/0203—Impregnation the impregnation liquid containing organic compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/60—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by oxidation reactions introducing directly hydroxy groups on a =CH-group belonging to a six-membered aromatic ring with the aid of other oxidants than molecular oxygen or their mixtures with molecular oxygen

Landscapes

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

Claims (2)

1. Способ получения 4-трет-бутил-пирокатехина путем селективного окисления 4-трет-бутилфенола водными растворами H2O2 в присутствии титаносиликатного катализатора, отличающийся тем, что в качестве катализатора используют нанесенный титаносиликат, реакцию проводят в присутствии 2-10% (на реакционную массу) катализатора в ацетонитриле с исходной концентрацией 4-трет-бутилфенола 2,0 моль/л при мольном соотношении 4-трет-бутилфенол: H2O2=1÷2:1 и температуре 30-50°C.1. The method of producing 4-tert-butyl-pyrocatechol by selective oxidation of 4-tert-butylphenol with aqueous solutions of H 2 O 2 in the presence of a titanosilicate catalyst, characterized in that the supported titanosilicate is used as a catalyst, the reaction is carried out in the presence of 2-10% ( per reaction mass) of the catalyst in acetonitrile with an initial concentration of 4-tert-butylphenol of 2.0 mol / l at a molar ratio of 4-tert-butylphenol: H 2 O 2 = 1 ÷ 2: 1 and a temperature of 30-50 ° C. 2. Катализатор для получения 4-трет-бутил-пирокатехина, отличающийся тем, что содержит мезопористый носитель - SiO2, на который нанесен Ti в количестве 1,0 мас. % путем пропитки носителя бензольным раствором Ti(OC2H5)4, с последующей сушкой на воздухе при комнатной температуре, обработкой водным раствором аммиака, сушкой при 120°C/4 ч и прокалкой при 550°C/4 ч.2. A catalyst for producing 4-tert-butyl pyrocatechol, characterized in that it contains a mesoporous carrier - SiO 2 , on which Ti is applied in an amount of 1.0 wt. % by impregnating the support with a benzene solution of Ti (OC 2 H 5 ) 4 , followed by drying in air at room temperature, treating with aqueous ammonia, drying at 120 ° C / 4 h and calcining at 550 ° C / 4 h.
RU2015139654A 2015-09-17 2015-09-17 Method of producing 4-tert-butyl-pyrocatechol and catalyst for its production RU2634728C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2015139654A RU2634728C2 (en) 2015-09-17 2015-09-17 Method of producing 4-tert-butyl-pyrocatechol and catalyst for its production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2015139654A RU2634728C2 (en) 2015-09-17 2015-09-17 Method of producing 4-tert-butyl-pyrocatechol and catalyst for its production

Publications (2)

Publication Number Publication Date
RU2015139654A true RU2015139654A (en) 2017-03-22
RU2634728C2 RU2634728C2 (en) 2017-11-03

Family

ID=58454792

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2015139654A RU2634728C2 (en) 2015-09-17 2015-09-17 Method of producing 4-tert-butyl-pyrocatechol and catalyst for its production

Country Status (1)

Country Link
RU (1) RU2634728C2 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1187661B (en) * 1985-04-23 1987-12-23 Enichem Sintesi HIGH MECHANICAL RESISTANCE SILICON AND TITANIUM BASED CATALYST
IT1296573B1 (en) * 1997-11-27 1999-07-14 Enichem Spa PROCEDURE FOR THE OXIDATION OF AROMATIC TO HYDROXYAROMATIC COMPOUNDS
WO2012011124A1 (en) * 2010-07-20 2012-01-26 Council Of Scientific & Industrial Research Ordered mesoporous titanosilicate and the process for the preparation thereof

Also Published As

Publication number Publication date
RU2634728C2 (en) 2017-11-03

Similar Documents

Publication Publication Date Title
RU2015143210A (en) OCTAEDRIC MOLECULAR SITES BASED ON MERGANESE, MODIFIED BY CERIUM, AS CATALYSTS FOR SELECTIVE CATALYTIC REDUCTION
EA201891221A1 (en) METHOD OF EPOXIDATION OF OLEFIN
AR101448A1 (en) HALOGEN SUBSTITUTED COMPOUNDS
MX2017004848A (en) Process.
EA201501105A3 (en) THE METHOD OF MANUFACTURING THE CONTAINING NOBLE METAL OF A HYDROGENATION CATALYST, CONTAINING A NOBLE METAL OF A HYDROGENATION CATALYST AND ITS APPLICATION
MX2015001492A (en) Supported noble metal-comprising catalyst for oxidative dehydrogenation or epoxidation.
EA201691967A1 (en) CATALYST WITH PEDIATED SHELL AND METHOD OF OBTAINING THE CATALYST WITH PREPARED SHELL
WO2014125309A3 (en) Metal catalyst supported on mesoporous material
BR112019006825A2 (en) selective amoxidation catalyst with hcn production as co-product
EA201891053A1 (en) WATER GAS CONVERSION CATALYST
RU2015139654A (en) METHOD FOR PRODUCING 4-Tret-BUTYL-PYROCATECHINE AND CATALYST FOR ITS PRODUCTION
WO2015153348A3 (en) Catalysts with high catalytic performance and low coking rate
AR100506A1 (en) PROCESS OF OBTAINING THE DICAMBA HERBICIDE
PH12017500382A1 (en) Method for purifying plant-derived carbon percursor
RU2016116659A (en) METHOD FOR PRODUCING 2,6-DI-TRET-BUTYL-P-BENZOCHINONE
EP3117889A3 (en) Carbon dioxide recovery
RU2016140321A (en) METHOD FOR PRODUCING MICRO-MESOPOROUS ZEOLITE Y AND ZEOLITE OBTAINED BY THIS METHOD
WO2014173813A3 (en) Catalyst and method for the direct aromatisation of methane
WO2014195973A3 (en) Liquid phase nitration of aromatics using solid acid catalyst
MX2015017641A (en) Process for the regeneration of a supported noble metal catalyst.
BR112018071960A2 (en) production of nanoparticulate titanium dioxide
RU2012157327A (en) METHOD FOR PRODUCING POLYMER-INORGANIC COMPOSITE SORBENTS
WO2016099066A8 (en) Catalyst for glycerin dehydration, preparation method therefor, and acrolein preparation method using catalyst
RU2016127303A (en) METHOD FOR PRODUCING 2-ETHYL-3,5-DIMETHYLPYRIDINE
JP2015182005A5 (en)

Legal Events

Date Code Title Description
MM4A The patent is invalid due to non-payment of fees

Effective date: 20180129