CA1029748A - Procede continu de fabrication du d,1-menthol - Google Patents

Procede continu de fabrication du d,1-menthol

Info

Publication number
CA1029748A
CA1029748A CA195,722A CA195722A CA1029748A CA 1029748 A CA1029748 A CA 1029748A CA 195722 A CA195722 A CA 195722A CA 1029748 A CA1029748 A CA 1029748A
Authority
CA
Canada
Prior art keywords
menthol
production
continuous process
continuous
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.)
Expired
Application number
CA195,722A
Other languages
English (en)
Other versions
CA195722S (en
Inventor
Wolfgang Biedermann
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of CA1029748A publication Critical patent/CA1029748A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C35/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a ring other than a six-membered aromatic ring
    • C07C35/02—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a ring other than a six-membered aromatic ring monocyclic
    • C07C35/08—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a ring other than a six-membered aromatic ring monocyclic containing a six-membered rings
    • C07C35/12—Menthol
    • 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
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/889—Manganese, technetium or rhenium
    • B01J23/8892—Manganese
    • 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
    • B01J37/16—Reducing
    • 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
    • B01J37/16—Reducing
    • B01J37/18—Reducing with gases containing free hydrogen
    • 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
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CA195,722A 1973-03-24 1974-03-22 Procede continu de fabrication du d,1-menthol Expired CA1029748A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2314813A DE2314813C3 (de) 1973-03-24 1973-03-24 Kontinuierliches Verfahren zur Herstellung von dJ-Menthol

Publications (1)

Publication Number Publication Date
CA1029748A true CA1029748A (fr) 1978-04-18

Family

ID=5875838

Family Applications (1)

Application Number Title Priority Date Filing Date
CA195,722A Expired CA1029748A (fr) 1973-03-24 1974-03-22 Procede continu de fabrication du d,1-menthol

Country Status (12)

Country Link
JP (1) JPS5541216B2 (fr)
BE (1) BE812697A (fr)
CA (1) CA1029748A (fr)
CH (2) CH601152A5 (fr)
DD (1) DD113345A5 (fr)
DE (1) DE2314813C3 (fr)
FR (1) FR2222343B1 (fr)
GB (1) GB1415486A (fr)
IT (1) IT1015868B (fr)
NL (1) NL7403847A (fr)
PL (1) PL90663B1 (fr)
SU (1) SU566520A3 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2506348C3 (de) * 1975-02-14 1980-07-17 Bayer Ag, 5090 Leverkusen Hydrierkatalysator
DE4208443A1 (de) * 1992-03-17 1993-09-23 Bayer Ag Verfahren zur herstellung von d,1-menthol
DE19518024A1 (de) * 1995-05-17 1996-11-21 Bayer Ag Verfahren zur Herstellung von d,l-Menthol
DE19518023A1 (de) * 1995-05-17 1996-11-21 Bayer Ag Verfahren zur Herstellung von d,l-Menthol aus d-Menthol
DE19853562B4 (de) 1998-11-20 2006-06-08 Lanxess Deutschland Gmbh Verfahren zur Herstellung von d,l-Menthol
EP2409759A1 (fr) 2010-07-23 2012-01-25 LANXESS Deutschland GmbH Catalyseur d'isomérisation
EP2703376A1 (fr) 2012-08-31 2014-03-05 LANXESS Deutschland GmbH Procédé destiné à la fabrication de menthol
EP2703374A1 (fr) 2012-08-31 2014-03-05 LANXESS Deutschland GmbH Procédé destiné à la fabrication de menthol
CN104888794B (zh) * 2015-05-21 2017-05-24 浙江新和成股份有限公司 金属复合物催化剂、其制备方法以及在制备d,l‑薄荷醇中的应用
CN112844389B (zh) * 2021-02-03 2022-06-07 合肥工业大学 用于合成d,l-薄荷醇的钴镍合金催化剂的制备方法、制得催化剂及其应用

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3405185A (en) * 1961-10-04 1968-10-08 Universal Oil Prod Co Production of isomenthol isomers
NL6708813A (fr) * 1966-06-25 1967-12-27

Also Published As

Publication number Publication date
FR2222343B1 (fr) 1978-01-06
FR2222343A1 (fr) 1974-10-18
JPS49135946A (fr) 1974-12-27
DE2314813C3 (de) 1978-06-22
IT1015868B (it) 1977-05-20
BE812697A (fr) 1974-09-23
GB1415486A (en) 1975-11-26
JPS5541216B2 (fr) 1980-10-22
DD113345A5 (fr) 1975-06-05
DE2314813B2 (de) 1977-10-20
CH601152A5 (fr) 1978-06-30
PL90663B1 (fr) 1977-01-31
CH590804A5 (fr) 1977-08-31
DE2314813A1 (de) 1974-09-26
SU566520A3 (ru) 1977-07-25
NL7403847A (fr) 1974-09-26

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