BE812697A - CONTINUOUS PROCESS FOR PREPARING D - Google Patents
CONTINUOUS PROCESS FOR PREPARING DInfo
- 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
Links
- 238000010924 continuous production Methods 0.000 title 1
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)
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)
| 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)
| 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 |
-
1973
- 1973-03-24 DE DE2314813A patent/DE2314813C3/en not_active Expired
-
1974
- 1974-03-20 GB GB1234074A patent/GB1415486A/en not_active Expired
- 1974-03-20 SU SU7402006026A patent/SU566520A3/en active
- 1974-03-21 DD DD177348A patent/DD113345A5/xx unknown
- 1974-03-21 NL NL7403847A patent/NL7403847A/xx unknown
- 1974-03-22 BE BE142337A patent/BE812697A/en unknown
- 1974-03-22 CH CH405274A patent/CH601152A5/xx not_active IP Right Cessation
- 1974-03-22 CA CA195,722A patent/CA1029748A/en not_active Expired
- 1974-03-22 IT IT49524/74A patent/IT1015868B/en active
- 1974-03-22 CH CH102177A patent/CH590804A5/xx not_active IP Right Cessation
- 1974-03-22 JP JP3161774A patent/JPS5541216B2/ja not_active Expired
- 1974-03-22 FR FR7409982A patent/FR2222343B1/fr not_active Expired
- 1974-03-23 PL PL1974169763A patent/PL90663B1/pl unknown
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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BE812697A (en) | CONTINUOUS PROCESS FOR PREPARING D | |
| BE817266A (en) | PROCESS FOR PREPARING CEPHALEXINE | |
| FR2291194A1 (en) | PROCESS FOR PREPARING NICOTINITRILE | |
| BE810357A (en) | PROCESS FOR PREPARING VINYL POLYALCOOL | |
| BE813908A (en) | PROCESS FOR PREPARING 5-CHLORO-2-TOLUIDINE | |
| BE823317A (en) | PROCESS FOR PREPARING BETA-CHLOROETHYL-METHYL-DICHLOROSILANE | |
| BE811070A (en) | PROCESS FOR PREPARING CHLOROPYRIMIDINES | |
| BE815574A (en) | PROCESS FOR PREPARING AMINO-ANTHRAQUINONES | |
| BE822646A (en) | POLY-N-ALKYLIMINOALANES PREPARATION PROCESS | |
| BE810435A (en) | SENARMONTITE PREPARATION PROCESS | |
| BE810087A (en) | PROCESS FOR PREPARING 2,4,5-TRICETO-IMIDAZOLIDINES | |
| FR2322862A1 (en) | PROCESS FOR PREPARING 3-ANILINO-PYRAZOLONES-5 | |
| BE820476A (en) | PROCESS FOR PREPARING ALPHA-6-DESOXYTETRACYCLINES | |
| BE811073A (en) | PROCESS FOR PREPARING DIAMINODIARYLMETHANES | |
| BE813672A (en) | PROCESS FOR PREPARING TRIMETHYLBENZOQUINONE | |
| BE816708A (en) | PROCESS FOR PREPARING DICYCLOALKANE DERIVATIVES | |
| BE759165A (en) | CONTINUOUS PROCESS FOR PREPARING | |
| BE813242A (en) | PROCESS FOR PREPARING 1-NITRO-2-ALCOXY-CARBONYL-5-CARBAMOYL-BENZENES | |
| BE816033A (en) | 2-VINYL-OXAZOLINES PREPARATION PROCESS | |
| BE814100A (en) | PROCESS FOR PREPARING 5-NITRO-NAPHTOQUINONE- (1 | |
| BE821447A (en) | METHOD FOR PREPARING TRIMETHYL-P-BENZOQUINONE | |
| BE819212A (en) | PROCESS FOR PREPARING 2,6-DI-TERT-BUTYL-4-CUMYL-PHENOL | |
| BE820876A (en) | PROCESS FOR PREPARING ALIPHATIC DIALDEHYDES | |
| BE822654A (en) | PROCESS FOR PREPARING 5-NITRO-1-HYDROXYALKYLIMIDAZOLES | |
| BE819871A (en) | PROCESS FOR PREPARING 4-OXA-5-HYDROXY-POLYCYCLOALCENE-3-ONES |