AT198742B - Verfahren zur Herstellung von p-Xylol - Google Patents
Verfahren zur Herstellung von p-XylolInfo
- Publication number
- AT198742B AT198742B AT198742DA AT198742B AT 198742 B AT198742 B AT 198742B AT 198742D A AT198742D A AT 198742DA AT 198742 B AT198742 B AT 198742B
- Authority
- AT
- Austria
- Prior art keywords
- xylene
- preparation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C4/00—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
- C07C5/32—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
- C07C5/373—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen with simultaneous isomerisation
- C07C5/393—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen with simultaneous isomerisation with cyclisation to an aromatic six-membered ring, e.g. dehydrogenation of n-hexane to benzene
- C07C5/41—Catalytic processes
- C07C5/412—Catalytic processes with metal oxides or metal sulfides
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
- C07C2521/02—Boron or aluminium; Oxides or hydroxides thereof
- C07C2521/04—Alumina
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the alkali- or alkaline earth metals or beryllium
- C07C2523/04—Alkali metals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of rare earths
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- C07C2523/24—Chromium, molybdenum or tungsten
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- C07C2523/24—Chromium, molybdenum or tungsten
- C07C2523/26—Chromium
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- C07C2523/24—Chromium, molybdenum or tungsten
- C07C2523/28—Molybdenum
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- C07C2523/24—Chromium, molybdenum or tungsten
- C07C2523/30—Tungsten
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE198742X | 1956-05-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT198742B true AT198742B (de) | 1958-07-25 |
Family
ID=5757150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT198742D AT198742B (de) | 1956-05-16 | 1957-05-14 | Verfahren zur Herstellung von p-Xylol |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT198742B (de) |
FR (1) | FR1175109A (de) |
GB (1) | GB846574A (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005054160A1 (en) * | 2003-11-25 | 2005-06-16 | E. I. Du Pont De Nemours And Company | Process for the preparation of xylene |
-
1957
- 1957-05-14 FR FR1175109D patent/FR1175109A/fr not_active Expired
- 1957-05-14 AT AT198742D patent/AT198742B/de active
- 1957-05-16 GB GB1564657A patent/GB846574A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR1175109A (fr) | 1959-03-20 |
GB846574A (en) | 1960-08-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CH362090A (de) | Verfahren zur Herstellung von Aminoacetonitrilen | |
CH364271A (de) | Verfahren zur Herstellung von 7-Triazinylamino-cumarinen | |
CH362688A (de) | Verfahren zur Herstellung von neuen Arylsulfonarylamiden | |
CH382161A (de) | Verfahren zur Herstellung von Trioxymethylphosphin | |
CH366043A (de) | Verfahren zur Herstellung von Piperidincarbonsäureamiden | |
CH373752A (de) | Verfahren zur Herstellung von Trialkylsiloxy-arylsiloxanen | |
CH360696A (de) | Verfahren zur Herstellung von Polymethyl-oxyphenyl-chromanen | |
AT196875B (de) | Verfahren zur Herstellung von neuen 2-Hydroxy-benzo-chinolizinen | |
CH366555A (de) | Verfahren zur Herstellung von Phenylazoformamiden | |
CH355780A (de) | Verfahren zur Herstellung von Phenthiazinen | |
CH375345A (de) | Verfahren zur Herstellung von 6-Methyl-17a-oxyprogesteron | |
CH374989A (de) | Verfahren zur Herstellung von B-Jonylidenäthyltriaryl-phosphoniumhalogeniden | |
AT198742B (de) | Verfahren zur Herstellung von p-Xylol | |
CH367490A (de) | Verfahren zur Herstellung von 3B-acyloxy-6-methyl-25D-spirost-5-enen | |
CH367518A (de) | Verfahren zur Herstellung von a-Oxy-b-nitroanthrachinonen | |
CH360681A (de) | Verfahren zur Herstellung von 2-Hydroxy-2-halogen-diäthylaminen | |
DD13785A1 (de) | Verfahren zur Herstellung von threo-Phenylaminopropanol | |
CH374996A (de) | Verfahren zur Herstellung von 4-Oxy-17a-acyloxyprogesteronen | |
CH370785A (de) | Verfahren zur Herstellung von Phenothiazinen | |
CH362695A (de) | Verfahren zur Herstellung von Phenothiazinen | |
CH416120A (de) | Verfahren zur Herstellung von Polyäther-thioäther-Verbindungen | |
AT196874B (de) | Verfahren zur Herstellung von Alkyliden-bis-4-oxycumarinen | |
AT196410B (de) | Verfahren zur Herstellung von α-N-Alkyl-piperidin- und α-N-Alkyl-pyrrolidincarbonsäureamiden | |
AT196876B (de) | Verfahren zur Herstellung von 2-Oxy-4-arylamino-chinolinen | |
AT196409B (de) | Verfahren zur Herstellung von α-N-Alkyl-piperidin- und α-N-Alkyl-pyrrolidincarbonsäureamiden |