JPS51141810A - Process for simultaneous preparation of methacrylic acid and methylmet hacrylate or acrylic acid and methylacrylate - Google Patents

Process for simultaneous preparation of methacrylic acid and methylmet hacrylate or acrylic acid and methylacrylate

Info

Publication number
JPS51141810A
JPS51141810A JP6634375A JP6634375A JPS51141810A JP S51141810 A JPS51141810 A JP S51141810A JP 6634375 A JP6634375 A JP 6634375A JP 6634375 A JP6634375 A JP 6634375A JP S51141810 A JPS51141810 A JP S51141810A
Authority
JP
Japan
Prior art keywords
methylmet
hacrylate
methylacrylate
acrylic acid
simultaneous preparation
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
JP6634375A
Other languages
Japanese (ja)
Other versions
JPS5315492B2 (en
Inventor
Masanori Ogawa
Toshitake Kojima
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.)
Nippon Kayaku Co Ltd
Original Assignee
Nippon Kayaku 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 Nippon Kayaku Co Ltd filed Critical Nippon Kayaku Co Ltd
Priority to JP6634375A priority Critical patent/JPS51141810A/en
Priority to GB20954/76A priority patent/GB1492338A/en
Priority to US05/688,916 priority patent/US4088822A/en
Priority to CA253,498A priority patent/CA1069133A/en
Priority to DE19762624158 priority patent/DE2624158A1/en
Priority to BE167564A priority patent/BE842500A/en
Priority to NL7605938A priority patent/NL7605938A/en
Priority to FR7616675A priority patent/FR2313335A1/en
Priority to IT23904/76A priority patent/IT1061793B/en
Publication of JPS51141810A publication Critical patent/JPS51141810A/en
Publication of JPS5315492B2 publication Critical patent/JPS5315492B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
    • C07C51/252—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring of propene, butenes, acrolein or methacrolein
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/39—Preparation of carboxylic acid esters by oxidation of groups which are precursors for the acid moiety of the ester

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

PURPOSE: The title compounds are simultaneously prepared in high yields by reacting methacrolein or acrolein with methyl alcohol and O2 in gas phase in the presence of the catalysts consisting of Pd, P, O.
COPYRIGHT: (C)1976,JPO&Japio
JP6634375A 1975-06-02 1975-06-02 Process for simultaneous preparation of methacrylic acid and methylmet hacrylate or acrylic acid and methylacrylate Granted JPS51141810A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP6634375A JPS51141810A (en) 1975-06-02 1975-06-02 Process for simultaneous preparation of methacrylic acid and methylmet hacrylate or acrylic acid and methylacrylate
GB20954/76A GB1492338A (en) 1975-06-02 1976-05-20 Production of methacrylic and acrylic acid and derivatives thereof
US05/688,916 US4088822A (en) 1975-06-02 1976-05-21 Simultaneous production of methacrylic acid and a methacrylate or acrylic acid and an acrylate
CA253,498A CA1069133A (en) 1975-06-02 1976-05-27 Simultaneous production of methacrylic acid and a methacrylate or acrylic acid and an acrylate
DE19762624158 DE2624158A1 (en) 1975-06-02 1976-05-29 PROCESS FOR THE SIMULTANEOUS PREPARATION OF METHACRYLIC ACID AND A METHACRYLATE OR ACRYLIC ACID AND AN ACRYLATE
BE167564A BE842500A (en) 1975-06-02 1976-06-02 PROCESS FOR THE SILMULTANEOUS PRODUCTION OF METHACRYLIC ACID AND OF A METHACRYLATE OR OF ACRYLIC ACID AND OF AN ACRYLATE
NL7605938A NL7605938A (en) 1975-06-02 1976-06-02 PROCESS FOR THE SIMULTANEOUS PREPARATION OF ACRYLIC ACID AND AN ACRYLIC OR METHACRYLIC ACID AND A METHACRYLATE.
FR7616675A FR2313335A1 (en) 1975-06-02 1976-06-02 PROCESS FOR THE SIMULTANEOUS PRODUCTION OF METHACRYLIC ACID AND OF A METHACRYLATE OR OF ACRYLIC ACID AND OF AN ACRYLATE
IT23904/76A IT1061793B (en) 1975-06-02 1976-06-03 PROCEDURE FOR SIMULTANEOUSLY PRODUCING ACRYLIC OR METHACRYLIC ACID AND AN ACRYLATE OR METHACRYLATE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6634375A JPS51141810A (en) 1975-06-02 1975-06-02 Process for simultaneous preparation of methacrylic acid and methylmet hacrylate or acrylic acid and methylacrylate

Publications (2)

Publication Number Publication Date
JPS51141810A true JPS51141810A (en) 1976-12-07
JPS5315492B2 JPS5315492B2 (en) 1978-05-25

Family

ID=13313107

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6634375A Granted JPS51141810A (en) 1975-06-02 1975-06-02 Process for simultaneous preparation of methacrylic acid and methylmet hacrylate or acrylic acid and methylacrylate

Country Status (2)

Country Link
JP (1) JPS51141810A (en)
BE (1) BE842500A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170076708A (en) * 2014-10-31 2017-07-04 롬 앤드 하아스 컴패니 Oxidative esterification process for making methyl methacrylate

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5928702U (en) * 1982-08-10 1984-02-22 和泉電気株式会社 I/O unit connection terminal structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170076708A (en) * 2014-10-31 2017-07-04 롬 앤드 하아스 컴패니 Oxidative esterification process for making methyl methacrylate

Also Published As

Publication number Publication date
JPS5315492B2 (en) 1978-05-25
BE842500A (en) 1976-12-02

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