JPS535132A - Preparation of benzaldehyde - Google Patents

Preparation of benzaldehyde

Info

Publication number
JPS535132A
JPS535132A JP7966076A JP7966076A JPS535132A JP S535132 A JPS535132 A JP S535132A JP 7966076 A JP7966076 A JP 7966076A JP 7966076 A JP7966076 A JP 7966076A JP S535132 A JPS535132 A JP S535132A
Authority
JP
Japan
Prior art keywords
benzaldehyde
preparation
catalysts
toluene
oxidation
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP7966076A
Other languages
Japanese (ja)
Other versions
JPS5921849B2 (en
Inventor
Yoshikazu Murao
Takezo Nakanome
Takahisa Yamaura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Kasei Corp
Original Assignee
Mitsubishi Kasei Corp
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 Mitsubishi Kasei Corp filed Critical Mitsubishi Kasei Corp
Priority to JP51079660A priority Critical patent/JPS5921849B2/en
Publication of JPS535132A publication Critical patent/JPS535132A/en
Publication of JPS5921849B2 publication Critical patent/JPS5921849B2/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Abstract

PURPOSE: To prepare benzaldehyde in high selectivity by the oxidation of toluene with O2 in a carboxylic acid as a solvent in the presence of high concentration of catalysts comprising specific ratios of Co or (Co and Mn) and Br.
COPYRIGHT: (C)1978,JPO&Japio
JP51079660A 1976-07-05 1976-07-05 Production method of benzaldehyde Expired JPS5921849B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51079660A JPS5921849B2 (en) 1976-07-05 1976-07-05 Production method of benzaldehyde

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51079660A JPS5921849B2 (en) 1976-07-05 1976-07-05 Production method of benzaldehyde

Publications (2)

Publication Number Publication Date
JPS535132A true JPS535132A (en) 1978-01-18
JPS5921849B2 JPS5921849B2 (en) 1984-05-22

Family

ID=13696295

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51079660A Expired JPS5921849B2 (en) 1976-07-05 1976-07-05 Production method of benzaldehyde

Country Status (1)

Country Link
JP (1) JPS5921849B2 (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54100336A (en) * 1978-01-20 1979-08-08 Sanko Kagaku Kougiyou Kk Manufacture of monohalogenated benzaldehyde
JPS54109938A (en) * 1978-02-17 1979-08-29 Agency Of Ind Science & Technol Preparation of polyhalogenated benzaldehyde
JPS54157534A (en) * 1978-06-02 1979-12-12 Agency Of Ind Science & Technol Preparation of methylbenzaldhydes
JPS557235A (en) * 1978-06-30 1980-01-19 Agency Of Ind Science & Technol Preparation of polycyclic aromatic aldehyde
JPS59500990A (en) * 1982-04-30 1984-05-31 ヴォルナク，ウィリアム・エム data entry device
JPS59134737A (en) * 1983-01-19 1984-08-02 Mitsubishi Chem Ind Ltd Preparation of benzaldehyde and benzyl alcohol
EP1088810A1 (en) * 1999-10-01 2001-04-04 Council of Scientific and Industrial Research Process for the production of benzaldehyde by the catalytic liquid phase air oxidation of toluene
EP1348687A1 (en) * 2002-03-27 2003-10-01 Council of Scientific and Industrial Research Selective liquid phase air oxidation of toluene catalysed by composite catalytic system
WO2005063666A1 (en) * 2003-12-31 2005-07-14 Council Of Scientific & Industrial Research Selective liquid phase oxidation of toluene to benzaldehyde

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62289111A (en) * 1986-06-06 1987-12-16 ヤンマー農機株式会社 Automatic clutch apparatus of waste straw bundler

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54100336A (en) * 1978-01-20 1979-08-08 Sanko Kagaku Kougiyou Kk Manufacture of monohalogenated benzaldehyde
JPS54109938A (en) * 1978-02-17 1979-08-29 Agency Of Ind Science & Technol Preparation of polyhalogenated benzaldehyde
JPS5625217B2 (en) * 1978-02-17 1981-06-11
JPS54157534A (en) * 1978-06-02 1979-12-12 Agency Of Ind Science & Technol Preparation of methylbenzaldhydes
JPS557235A (en) * 1978-06-30 1980-01-19 Agency Of Ind Science & Technol Preparation of polycyclic aromatic aldehyde
JPS5625216B2 (en) * 1978-06-30 1981-06-11
JPS59500990A (en) * 1982-04-30 1984-05-31 ヴォルナク，ウィリアム・エム data entry device
JPS59134737A (en) * 1983-01-19 1984-08-02 Mitsubishi Chem Ind Ltd Preparation of benzaldehyde and benzyl alcohol
JPH0434530B2 (en) * 1983-01-19 1992-06-08 Mitsubishi Chem Ind
JPH0250490B2 (en) * 1983-03-18 1990-11-02 Uiriamu Emu Borunaku
EP1088810A1 (en) * 1999-10-01 2001-04-04 Council of Scientific and Industrial Research Process for the production of benzaldehyde by the catalytic liquid phase air oxidation of toluene
EP1348687A1 (en) * 2002-03-27 2003-10-01 Council of Scientific and Industrial Research Selective liquid phase air oxidation of toluene catalysed by composite catalytic system
WO2005063666A1 (en) * 2003-12-31 2005-07-14 Council Of Scientific & Industrial Research Selective liquid phase oxidation of toluene to benzaldehyde

Also Published As

Publication number Publication date
JPS5921849B2 (en) 1984-05-22

Similar Documents

Publication Publication Date Title
JPS5295609A (en) Preparation of methacrylic acid
JPS535132A (en) Preparation of benzaldehyde
JPS5340713A (en) Oxidation of monosaccharides
JPS5439032A (en) Oxydation of phenol
JPS5359640A (en) Preparation of threphthalic acid of high quality
JPS5291837A (en) Preparation of p-nitrobenzoic acid
JPS5273809A (en) Production of glycol monoethers
JPS52153908A (en) Preparation of allyl acetic acid
JPS52111506A (en) Simultaneous preparation of 1,3-butadiene and methacrolein
JPS5251307A (en) Process for preparatio of alkyleneglycolethers
JPS5353632A (en) Preparation f aromatic ketones
JPS52148022A (en) Preparation of acrylonitrile
JPS52111587A (en) Preparation of 6-aminopenam carboxylic acid-1-oxide or its derivatives
JPS532435A (en) Preparation of phenols
JPS543008A (en) Preparation of methacrylic acid
JPS52111505A (en) Simultaneous preparation of 1,3-butadiene and methacrolein
JPS5291820A (en) Preparation of methacrylic acid
JPS52128339A (en) Preparation of formylated phenoxy compounds
JPS5371045A (en) Preparation of benzophenoneazines
JPS532424A (en) Preparation of p-xylene
JPS5373532A (en) Preparation of aromatic hydroxyaldehydes
JPS5335795A (en) Preparation of polyester
JPS5365840A (en) Preparation of 3-alkoxy-4-hydroxy-benzaldehyde and 5-alkoxy-4-hydroxyisophthalaldehyde
JPS5285967A (en) Oxidation of nitrogen monoxide
JPS52142026A (en) Production of catechol and hydroquinone