DE2525310B2 - Verfahren zur Herstellung von Monoalkenylbenzolen - Google Patents
Verfahren zur Herstellung von MonoalkenylbenzolenInfo
- Publication number
- DE2525310B2 DE2525310B2 DE2525310A DE2525310A DE2525310B2 DE 2525310 B2 DE2525310 B2 DE 2525310B2 DE 2525310 A DE2525310 A DE 2525310A DE 2525310 A DE2525310 A DE 2525310A DE 2525310 B2 DE2525310 B2 DE 2525310B2
- Authority
- DE
- Germany
- Prior art keywords
- reaction
- zones
- reaction zone
- alkylbenzene
- product
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims description 39
- 238000002360 preparation method Methods 0.000 title claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 143
- 239000000047 product Substances 0.000 claims description 38
- 150000004996 alkyl benzenes Chemical class 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 30
- 239000003054 catalyst Substances 0.000 claims description 29
- 238000009835 boiling Methods 0.000 claims description 25
- 229910052783 alkali metal Inorganic materials 0.000 claims description 19
- 150000001340 alkali metals Chemical class 0.000 claims description 19
- 150000001993 dienes Chemical class 0.000 claims description 13
- 239000007795 chemical reaction product Substances 0.000 claims description 11
- 239000000376 reactant Substances 0.000 claims description 4
- 238000010992 reflux Methods 0.000 claims description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical group CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 24
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 18
- 125000003261 o-tolyl group Chemical group [H]C1=C([H])C(*)=C(C([H])=C1[H])C([H])([H])[H] 0.000 description 15
- 229940078552 o-xylene Drugs 0.000 description 10
- 239000006227 byproduct Substances 0.000 description 9
- 229910052700 potassium Inorganic materials 0.000 description 8
- 239000011591 potassium Substances 0.000 description 8
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 7
- 239000012295 chemical reaction liquid Substances 0.000 description 7
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 6
- 238000009833 condensation Methods 0.000 description 6
- 230000005494 condensation Effects 0.000 description 6
- 238000004821 distillation Methods 0.000 description 6
- 229910052708 sodium Inorganic materials 0.000 description 6
- 239000011734 sodium Substances 0.000 description 6
- 238000011144 upstream manufacturing Methods 0.000 description 5
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- OUCFBYVNDQNAHD-UHFFFAOYSA-N 2-(pent-4-enyl)toluene Chemical class CC1=CC=CC=C1CCCC=C OUCFBYVNDQNAHD-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- -1 potassium halides Chemical class 0.000 description 3
- FYGHSUNMUKGBRK-UHFFFAOYSA-N 1,2,3-trimethylbenzene Chemical compound CC1=CC=CC(C)=C1C FYGHSUNMUKGBRK-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- KYTZHLUVELPASH-UHFFFAOYSA-N naphthalene-1,2-dicarboxylic acid Chemical class C1=CC=CC2=C(C(O)=O)C(C(=O)O)=CC=C21 KYTZHLUVELPASH-UHFFFAOYSA-N 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- UOHMMEJUHBCKEE-UHFFFAOYSA-N prehnitene Chemical compound CC1=CC=C(C)C(C)=C1C UOHMMEJUHBCKEE-UHFFFAOYSA-N 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000007363 ring formation reaction Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- CXWXQJXEFPUFDZ-UHFFFAOYSA-N tetraline Natural products C1=CC=C2CCCCC2=C1 CXWXQJXEFPUFDZ-UHFFFAOYSA-N 0.000 description 2
- BMADLDGHUBLVMQ-UHFFFAOYSA-N 1,5-dimethyltetralin Chemical compound C1=CC=C2C(C)CCCC2=C1C BMADLDGHUBLVMQ-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000007809 chemical reaction catalyst Substances 0.000 description 1
- 239000007805 chemical reaction reactant Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- SYSQUGFVNFXIIT-UHFFFAOYSA-N n-[4-(1,3-benzoxazol-2-yl)phenyl]-4-nitrobenzenesulfonamide Chemical class C1=CC([N+](=O)[O-])=CC=C1S(=O)(=O)NC1=CC=C(C=2OC3=CC=CC=C3N=2)C=C1 SYSQUGFVNFXIIT-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 125000004817 pentamethylene group Chemical class [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 150000003112 potassium compounds Chemical class 0.000 description 1
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 1
- 229910001950 potassium oxide Inorganic materials 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000002255 vaccination Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
- C07C2/54—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition of unsaturated hydrocarbons to saturated hydrocarbons or to hydrocarbons containing a six-membered aromatic ring with no unsaturation outside the aromatic ring
- C07C2/72—Addition to a non-aromatic carbon atom of hydrocarbons containing a six-membered aromatic ring
-
- 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
-
- 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7501874A JPS5648494B2 (Direct) | 1974-07-02 | 1974-07-02 | |
| US05/581,051 US3954896A (en) | 1974-07-02 | 1975-05-27 | Process for preparing monoalkenylbenzenes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2525310A1 DE2525310A1 (de) | 1976-01-15 |
| DE2525310B2 true DE2525310B2 (de) | 1978-05-24 |
Family
ID=26416180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2525310A Withdrawn DE2525310B2 (de) | 1974-07-02 | 1975-06-06 | Verfahren zur Herstellung von Monoalkenylbenzolen |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3954896A (Direct) |
| JP (1) | JPS5648494B2 (Direct) |
| CA (1) | CA1049050A (Direct) |
| DE (1) | DE2525310B2 (Direct) |
| FR (1) | FR2277060A1 (Direct) |
| GB (1) | GB1483426A (Direct) |
| NL (1) | NL154192B (Direct) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69218775T2 (de) * | 1991-08-08 | 1997-07-10 | Teijin Ltd., Osaka | Verfahren zur herstellung von dialkylnaphthalinen |
| US5789639A (en) * | 1994-07-20 | 1998-08-04 | Cosmo Oil Co., Ltd. | Process for manufacturing alkenyl compounds |
| WO2005051839A2 (en) * | 2003-11-24 | 2005-06-09 | Michael Lefenfeld | Silica gel compositions containing alkali metals and alkali metal alloys |
| CN104118846B (zh) * | 2004-06-14 | 2018-11-30 | 西格纳化学有限责任公司 | 包含碱金属的硅化物组合物和制备它的方法 |
| JP5048503B2 (ja) * | 2004-09-22 | 2012-10-17 | シグナ・ケミストリー・リミテッド・ライアビリティ・カンパニー | 酸化チタンおよびアルミナアルカリ金属組成物 |
| US9102528B2 (en) | 2009-03-30 | 2015-08-11 | Intelligent Energy Limited | Hydrogen generation systems and methods utilizing sodium silicide and sodium silica gel materials |
| BRPI1014925A2 (pt) * | 2009-03-30 | 2016-04-19 | Signa Chemistry Inc | sistema e método para gerar gás de hidrogênio, mecanismo de geração de hidrogênio independente e método para gerar hidrogênio no mesmo. |
| US8895204B2 (en) | 2010-11-08 | 2014-11-25 | Intelligent Energy Limited | Water reactive hydrogen fuel cell power system |
| CN103477487A (zh) | 2010-11-08 | 2013-12-25 | 西格纳化学有限责任公司 | 水反应性氢燃料电池功率系统 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3766288A (en) * | 1971-03-29 | 1973-10-16 | Teijin Ltd | Process for preparation of alkenylbenzene |
| US3904702A (en) * | 1972-08-23 | 1975-09-09 | Sun Ventures Inc | Reaction of alkylbenzenes with conjugated dienes |
| US3865889A (en) * | 1973-10-31 | 1975-02-11 | Sun Ventures Inc | Process for alkenylation of alkylbenzenes |
-
1974
- 1974-07-02 JP JP7501874A patent/JPS5648494B2/ja not_active Expired
-
1975
- 1975-05-27 US US05/581,051 patent/US3954896A/en not_active Expired - Lifetime
- 1975-05-29 GB GB23463/75A patent/GB1483426A/en not_active Expired
- 1975-06-03 CA CA75228304A patent/CA1049050A/en not_active Expired
- 1975-06-06 DE DE2525310A patent/DE2525310B2/de not_active Withdrawn
- 1975-06-25 FR FR7519896A patent/FR2277060A1/fr active Granted
- 1975-07-02 NL NL757507878A patent/NL154192B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CA1049050A (en) | 1979-02-20 |
| NL154192B (nl) | 1977-08-15 |
| JPS5648494B2 (Direct) | 1981-11-16 |
| DE2525310A1 (de) | 1976-01-15 |
| FR2277060A1 (fr) | 1976-01-30 |
| GB1483426A (en) | 1977-08-17 |
| NL7507878A (nl) | 1976-01-06 |
| JPS516930A (Direct) | 1976-01-20 |
| FR2277060B1 (Direct) | 1977-07-08 |
| US3954896A (en) | 1976-05-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BHN | Withdrawal |