BE812697A - Procede continu de preparation de d - Google Patents

Procede continu de preparation de d

Info

Publication number
BE812697A
BE812697A BE142337A BE142337A BE812697A BE 812697 A BE812697 A BE 812697A BE 142337 A BE142337 A BE 142337A BE 142337 A BE142337 A BE 142337A BE 812697 A BE812697 A BE 812697A
Authority
BE
Belgium
Prior art keywords
preparing
continuous process
continuous
Prior art date
Application number
BE142337A
Other languages
English (en)
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 filed Critical
Publication of BE812697A publication Critical patent/BE812697A/fr

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)
BE142337A 1973-03-24 1974-03-22 Procede continu de preparation de d BE812697A (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
BE812697A true BE812697A (fr) 1974-09-23

Family

ID=5875838

Family Applications (1)

Application Number Title Priority Date Filing Date
BE142337A BE812697A (fr) 1973-03-24 1974-03-22 Procede continu de preparation de d

Country Status (12)

Country Link
JP (1) JPS5541216B2 (fr)
BE (1) BE812697A (fr)
CA (1) CA1029748A (fr)
CH (2) CH590804A5 (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
GB1183637A (en) * 1966-06-25 1970-03-11 Basf Ag Production of Saturated Alcohols by Hydrogenation of Aldehydes or Ketones.

Also Published As

Publication number Publication date
JPS5541216B2 (fr) 1980-10-22
CA1029748A (fr) 1978-04-18
NL7403847A (fr) 1974-09-26
DD113345A5 (fr) 1975-06-05
DE2314813C3 (de) 1978-06-22
JPS49135946A (fr) 1974-12-27
PL90663B1 (fr) 1977-01-31
FR2222343A1 (fr) 1974-10-18
DE2314813B2 (de) 1977-10-20
FR2222343B1 (fr) 1978-01-06
IT1015868B (it) 1977-05-20
SU566520A3 (ru) 1977-07-25
GB1415486A (en) 1975-11-26
CH601152A5 (fr) 1978-06-30
CH590804A5 (fr) 1977-08-31
DE2314813A1 (de) 1974-09-26

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