MY177570A - Method for demethylating or demethoxylating aromatic compound having methoxy group and catalyst used in the method - Google Patents

Method for demethylating or demethoxylating aromatic compound having methoxy group and catalyst used in the method

Info

Publication number
MY177570A
MY177570A MYPI2015701705A MYPI2015701705A MY177570A MY 177570 A MY177570 A MY 177570A MY PI2015701705 A MYPI2015701705 A MY PI2015701705A MY PI2015701705 A MYPI2015701705 A MY PI2015701705A MY 177570 A MY177570 A MY 177570A
Authority
MY
Malaysia
Prior art keywords
demethoxylating
aromatic compound
demethylating
methoxy group
catalyst used
Prior art date
Application number
MYPI2015701705A
Inventor
Nobutaka Honma
Kaya Sueyasu
Original Assignee
Toyota Motor Co Ltd
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 Toyota Motor Co Ltd filed Critical Toyota Motor Co Ltd
Publication of MY177570A publication Critical patent/MY177570A/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
    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04—Alumina
    • 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
    • B01J21/066—Zirconium or hafnium; 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
    • B01J21/12—Silica and alumina
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/48—Silver or gold
    • B01J23/50—Silver
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/72—Copper
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/74—Iron group metals
    • B01J23/755—Nickel
    • 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
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0027—Powdering
    • B01J37/0036—Grinding
    • 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
    • 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
    • B01J37/08—Heat treatment
    • 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
    • C07C37/01—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
    • C07C37/055—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis the substituted group being bound to oxygen, e.g. ether group
    • 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
    • C07C37/50—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms
    • 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
    • B01J37/0207—Pretreatment of the support
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

A method for clcmcthylating or demethoxylating an aromatic compound having a mcthoxy group is performed under presence of a catalyst containing y-alumina.
MYPI2015701705A 2012-11-30 2013-11-27 Method for demethylating or demethoxylating aromatic compound having methoxy group and catalyst used in the method MY177570A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012262608 2012-11-30
JP2013146393A JP5817794B2 (en) 2012-11-30 2013-07-12 Method for demethylation or demethoxylation of aromatic compound having methoxy group

Publications (1)

Publication Number Publication Date
MY177570A true MY177570A (en) 2020-09-21

Family

ID=50030341

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2015701705A MY177570A (en) 2012-11-30 2013-11-27 Method for demethylating or demethoxylating aromatic compound having methoxy group and catalyst used in the method

Country Status (3)

Country Link
JP (1) JP5817794B2 (en)
MY (1) MY177570A (en)
WO (1) WO2014083426A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111542509A (en) * 2017-08-03 2020-08-14 安特卫普大学 Method for deacylation and/or dealkylation of compounds
CN109772333B (en) * 2017-11-15 2022-03-18 中国科学院大连化学物理研究所 Metal surface coating catalyst directly prepared from solid and application thereof
CN109772332B (en) * 2017-11-15 2022-03-18 中国科学院大连化学物理研究所 Supported metal catalyst directly prepared from solid and application thereof
KR20220141340A (en) * 2020-03-31 2022-10-19 미쯔비시 케미컬 주식회사 Catalyst, isobutylene production method, methacrylic acid production method and methyl methacrylate production method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB600839A (en) * 1945-06-07 1948-04-20 Peter Spence & Sons Ltd Production of nuclear methylated phenols from anisole
JPS51149248A (en) * 1975-06-13 1976-12-22 Agency Of Ind Science & Technol Process for preparing o-phenylphenol
US4381413A (en) * 1981-07-24 1983-04-26 Conoco Inc. Process for converting anisoles to ortho-methylated phenolic products
US5171895A (en) * 1992-03-23 1992-12-15 Merichem Company Removal of guaiacol from cresylic acid feedstreams
US7888537B2 (en) * 2006-12-29 2011-02-15 Uop Llc Solid acid catalyst and process for decomposition of cumene hydroperoxide
ES2573261T3 (en) * 2008-04-14 2016-06-06 Exxonmobil Chemical Patents Inc. Procedure to produce cyclohexylbenzene
JP2011127022A (en) 2009-12-18 2011-06-30 Tosoh Corp Method for producing aromatic compound from lignin
JP5605797B2 (en) 2010-11-12 2014-10-15 出光興産株式会社 Method for solubilizing lignin

Also Published As

Publication number Publication date
JP5817794B2 (en) 2015-11-18
WO2014083426A8 (en) 2015-07-02
WO2014083426A1 (en) 2014-06-05
JP2014129331A (en) 2014-07-10

Similar Documents

Publication Publication Date Title
HRP20181779T1 (en) Compounds and methods for kinase modulation, and indications therefor
HK1213877A1 (en) Compounds and methods for kinase modulation, and indications therefor
HK1209888A1 (en) Wagering apparatus, methods and systems
EP2801077A4 (en) Coded localization systems, methods and apparatus
MX2013008390A (en) Preparation of metal-triazolate frameworks.
ZA201408455B (en) NOVEL ß-LACTAMASE INHIBITOR AND PROCESS FOR PREPARING THE SAME
HK1201906A1 (en) Systems, methods and/or devices for providing led lighting led /
SG11201406085TA (en) Method and system for operating winches, and use thereof
SG10201607813SA (en) Compounds and methods for kinase modulation, and indications therefor
EP2836271A4 (en) Devices, systems and methods for modulation of the nervous system
GB2517888B (en) Method and system having reference signal design for new carrier types
EP2724309A4 (en) Social match platform apparatuses, methods and systems
GB201500482D0 (en) Method and system having reference signal design for new carrier types
EP2858283A4 (en) Code modulation and demodulation methods and apparatuses for high order modulation
MX336450B (en) Polyester resin comprising a biopolyol.
EP2585928A4 (en) Systems, methods, apparatus and computer readable medium for use association with systems having interference
EP2835969A4 (en) Decoding apparatus, decoding method, encoding apparatus and encoding method
MY177570A (en) Method for demethylating or demethoxylating aromatic compound having methoxy group and catalyst used in the method
HK1198643A1 (en) Water-filling method, water-filling system, and water-filling bottle
EP2819335A4 (en) Content encoding pre-synchronization method, device and system
IL219995A0 (en) System and method for preventing pressure ulcers
EP2917374A4 (en) Techniques for treating acute lymphoblastic leukemia (all)
EP2841892A4 (en) Multi-channel light measurement methods, systems, and apparatus having reduced signal-to-noise ratio
EP3044292B8 (en) Method and system for gasifying carbon carriers and further treating the produced gases
SG11201501163PA (en) Catalyst composition and process for producing aromatic hydrocarbon using the catalyst composition