SU741791A3 - Способ получени 1,5-диметилтетралина - Google Patents
Способ получени 1,5-диметилтетралина Download PDFInfo
- Publication number
- SU741791A3 SU741791A3 SU742070994A SU2070994A SU741791A3 SU 741791 A3 SU741791 A3 SU 741791A3 SU 742070994 A SU742070994 A SU 742070994A SU 2070994 A SU2070994 A SU 2070994A SU 741791 A3 SU741791 A3 SU 741791A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- reactor
- temperature
- dimethyltetralin
- tolylpentene
- catalyst
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 13
- BMADLDGHUBLVMQ-UHFFFAOYSA-N 1,5-dimethyltetralin Chemical compound C1=CC=C2C(C)CCCC2=C1C BMADLDGHUBLVMQ-UHFFFAOYSA-N 0.000 title abstract description 10
- 238000007363 ring formation reaction Methods 0.000 claims description 4
- 239000007795 chemical reaction product Substances 0.000 claims description 3
- 239000003377 acid catalyst Substances 0.000 claims description 2
- 239000003054 catalyst Substances 0.000 abstract description 8
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract description 6
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 239000000047 product Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 241001641150 Anapis Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003729 cation exchange resin Substances 0.000 description 1
- 229940023913 cation exchange resins Drugs 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000011973 solid acid Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
- C07C15/20—Polycyclic condensed hydrocarbons
- C07C15/24—Polycyclic condensed hydrocarbons containing two rings
-
- 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
- C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
- C07C5/27—Rearrangement of carbon atoms in the hydrocarbon skeleton
- C07C5/31—Rearrangement of carbon atoms in the hydrocarbon skeleton changing the number of rings
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S585/00—Chemistry of hydrocarbon compounds
- Y10S585/8995—Catalyst and recycle considerations
- Y10S585/903—Catalyst and recycle considerations with hydrocarbon recycle to control synthesis reaction, e.g. by cooling, quenching
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00411536A US3843737A (en) | 1973-10-31 | 1973-10-31 | Adiabatic recycle design for exothermic heterogeneously catalyzed reactions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU741791A3 true SU741791A3 (ru) | 1980-06-15 |
Family
ID=23629343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU742070994A SU741791A3 (ru) | 1973-10-31 | 1974-10-30 | Способ получени 1,5-диметилтетралина |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3843737A (OSRAM) |
| JP (1) | JPS568806B2 (OSRAM) |
| BE (1) | BE821612A (OSRAM) |
| CA (1) | CA1034960A (OSRAM) |
| DE (1) | DE2450154A1 (OSRAM) |
| FR (1) | FR2249862B1 (OSRAM) |
| GB (1) | GB1454019A (OSRAM) |
| IT (1) | IT1031028B (OSRAM) |
| NL (1) | NL7413910A (OSRAM) |
| SU (1) | SU741791A3 (OSRAM) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51108045A (OSRAM) * | 1975-03-03 | 1976-09-25 | Sun Ventures Inc | |
| US3997616A (en) * | 1975-06-27 | 1976-12-14 | Teijin Limited | Process for the preparation of alkylteralins |
| US4950825A (en) * | 1988-06-24 | 1990-08-21 | Amoco Corporation | Preparation of a dimethyltetralin |
| EP1031550B1 (en) | 1999-02-22 | 2003-05-07 | Mitsubishi Gas Chemical Company, Inc. | Process for producing dimethyltetralin |
| JP5512083B2 (ja) * | 2007-12-18 | 2014-06-04 | 日揮株式会社 | 反応器内部の反応速度制御方法、反応装置及びジメチルエーテルの製造方法。 |
| CN115504849A (zh) | 2021-06-07 | 2022-12-23 | 河北中化滏恒股份有限公司 | 1,4－二甲基四氢萘的制造方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5125017B2 (OSRAM) * | 1971-08-31 | 1976-07-28 |
-
1973
- 1973-10-31 US US00411536A patent/US3843737A/en not_active Expired - Lifetime
-
1974
- 1974-08-21 CA CA207,467A patent/CA1034960A/en not_active Expired
- 1974-10-22 DE DE19742450154 patent/DE2450154A1/de not_active Withdrawn
- 1974-10-24 FR FR7435663A patent/FR2249862B1/fr not_active Expired
- 1974-10-24 NL NL7413910A patent/NL7413910A/xx not_active Application Discontinuation
- 1974-10-29 BE BE149993A patent/BE821612A/xx unknown
- 1974-10-29 JP JP12403974A patent/JPS568806B2/ja not_active Expired
- 1974-10-30 SU SU742070994A patent/SU741791A3/ru active
- 1974-10-30 IT IT29000/74A patent/IT1031028B/it active
- 1974-10-31 GB GB4711574A patent/GB1454019A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5082048A (OSRAM) | 1975-07-03 |
| BE821612A (fr) | 1975-04-29 |
| FR2249862A1 (OSRAM) | 1975-05-30 |
| NL7413910A (nl) | 1975-05-02 |
| DE2450154A1 (de) | 1975-05-07 |
| FR2249862B1 (OSRAM) | 1978-06-09 |
| JPS568806B2 (OSRAM) | 1981-02-25 |
| IT1031028B (it) | 1979-04-30 |
| CA1034960A (en) | 1978-07-18 |
| GB1454019A (en) | 1976-10-27 |
| US3843737A (en) | 1974-10-22 |
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