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BE812697A - CONTINUOUS PROCESS FOR PREPARING D - Google Patents

CONTINUOUS PROCESS FOR PREPARING 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
French (fr)
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/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C35/00Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a ring other than a six-membered aromatic ring
    • C07C35/02Compounds 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
    • C07C35/08Compounds 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
    • C07C35/12Menthol
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76Catalysts 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
    • B01J23/84Catalysts 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
    • B01J23/889Manganese, technetium or rhenium
    • B01J23/8892Manganese
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/16Reducing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/16Reducing
    • B01J37/18Reducing with gases containing free hydrogen
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/582Recycling 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 CONTINUOUS PROCESS FOR PREPARING D BE812697A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2314813A DE2314813C3 (en) 1973-03-24 1973-03-24 Continuous process for the production of dJ menthol

Publications (1)

Publication Number Publication Date
BE812697A true BE812697A (en) 1974-09-23

Family

ID=5875838

Family Applications (1)

Application Number Title Priority Date Filing Date
BE142337A BE812697A (en) 1973-03-24 1974-03-22 CONTINUOUS PROCESS FOR PREPARING D

Country Status (12)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2506348C3 (en) * 1975-02-14 1980-07-17 Bayer Ag, 5090 Leverkusen Hydrogenation catalyst
DE4208443A1 (en) * 1992-03-17 1993-09-23 Bayer Ag METHOD FOR PRODUCING D, 1-MENTHOL
DE19518023A1 (en) * 1995-05-17 1996-11-21 Bayer Ag Process for producing d, l-menthol from d-menthol
DE19518024A1 (en) * 1995-05-17 1996-11-21 Bayer Ag Process for the production of d, l-menthol
DE19853562B4 (en) * 1998-11-20 2006-06-08 Lanxess Deutschland Gmbh Process for the preparation of d, l-menthol
EP2409759A1 (en) 2010-07-23 2012-01-25 LANXESS Deutschland GmbH Isomerisation catalyst
EP2703374A1 (en) 2012-08-31 2014-03-05 LANXESS Deutschland GmbH Method for manufacturing menthol
EP2703376A1 (en) 2012-08-31 2014-03-05 LANXESS Deutschland GmbH Method for manufacturing menthol
CN104888794B (en) * 2015-05-21 2017-05-24 浙江新和成股份有限公司 Metal composition catalyst, preparation method thereof and application thereof in preparation of D, L-menthol
CN112844389B (en) * 2021-02-03 2022-06-07 合肥工业大学 Preparation method of cobalt-nickel alloy catalyst for synthesizing d, l-menthol, prepared catalyst and application thereof

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
AT271409B (en) * 1966-06-25 1969-06-10 Basf Ag Process for the production of saturated alcohols by hydrogenating aldehydes or ketones

Also Published As

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

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