IT1015868B - Procedimento continuo per la produ zione di d l mentolo e catalizzato re per esso - Google Patents
Procedimento continuo per la produ zione di d l mentolo e catalizzato re per essoInfo
- Publication number
- IT1015868B IT1015868B IT49524/74A IT4952474A IT1015868B IT 1015868 B IT1015868 B IT 1015868B IT 49524/74 A IT49524/74 A IT 49524/74A IT 4952474 A IT4952474 A IT 4952474A IT 1015868 B IT1015868 B IT 1015868B
- Authority
- IT
- Italy
- Prior art keywords
- menthol
- catalyst
- production
- continuous procedure
- procedure
- Prior art date
Links
- NOOLISFMXDJSKH-KXUCPTDWSA-N (-)-Menthol Chemical compound CC(C)[C@@H]1CC[C@@H](C)C[C@H]1O NOOLISFMXDJSKH-KXUCPTDWSA-N 0.000 title 1
- NOOLISFMXDJSKH-UHFFFAOYSA-N DL-menthol Natural products CC(C)C1CCC(C)CC1O NOOLISFMXDJSKH-UHFFFAOYSA-N 0.000 title 1
- 239000003054 catalyst Substances 0.000 title 1
- 229940041616 menthol Drugs 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 (de) | 1973-03-24 | 1973-03-24 | Kontinuierliches Verfahren zur Herstellung von dJ-Menthol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1015868B true IT1015868B (it) | 1977-05-20 |
Family
ID=5875838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT49524/74A IT1015868B (it) | 1973-03-24 | 1974-03-22 | Procedimento continuo per la produ zione di d l mentolo e catalizzato re per esso |
Country Status (12)
Families Citing this family (10)
| 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 (de) | 2010-07-23 | 2012-01-25 | LANXESS Deutschland GmbH | Isomerisierungskatalysator |
| EP2703374A1 (de) | 2012-08-31 | 2014-03-05 | LANXESS Deutschland GmbH | Verfahren zur Herstellung von Menthol |
| EP2703376A1 (de) | 2012-08-31 | 2014-03-05 | LANXESS Deutschland GmbH | Verfahren zur Herstellung von 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)
| 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 (enrdf_load_stackoverflow) * | 1966-06-25 | 1967-12-27 |
-
1973
- 1973-03-24 DE DE2314813A patent/DE2314813C3/de not_active Expired
-
1974
- 1974-03-20 SU SU7402006026A patent/SU566520A3/ru active
- 1974-03-20 GB GB1234074A patent/GB1415486A/en not_active Expired
- 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/xx unknown
- 1974-03-22 JP JP3161774A patent/JPS5541216B2/ja not_active Expired
- 1974-03-22 IT IT49524/74A patent/IT1015868B/it active
- 1974-03-22 CH CH102177A patent/CH590804A5/xx not_active IP Right Cessation
- 1974-03-22 FR FR7409982A patent/FR2222343B1/fr not_active Expired
- 1974-03-22 CA CA195,722A patent/CA1029748A/en not_active Expired
- 1974-03-22 CH CH405274A patent/CH601152A5/xx not_active IP Right Cessation
- 1974-03-23 PL PL1974169763A patent/PL90663B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH601152A5 (enrdf_load_stackoverflow) | 1978-06-30 |
| FR2222343B1 (enrdf_load_stackoverflow) | 1978-01-06 |
| FR2222343A1 (enrdf_load_stackoverflow) | 1974-10-18 |
| NL7403847A (enrdf_load_stackoverflow) | 1974-09-26 |
| CH590804A5 (enrdf_load_stackoverflow) | 1977-08-31 |
| DE2314813A1 (de) | 1974-09-26 |
| PL90663B1 (enrdf_load_stackoverflow) | 1977-01-31 |
| JPS49135946A (enrdf_load_stackoverflow) | 1974-12-27 |
| DE2314813C3 (de) | 1978-06-22 |
| SU566520A3 (ru) | 1977-07-25 |
| GB1415486A (en) | 1975-11-26 |
| DE2314813B2 (de) | 1977-10-20 |
| JPS5541216B2 (enrdf_load_stackoverflow) | 1980-10-22 |
| CA1029748A (en) | 1978-04-18 |
| DD113345A5 (enrdf_load_stackoverflow) | 1975-06-05 |
| BE812697A (fr) | 1974-09-23 |
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