CA1207803A - Dehydrohalogenation process - Google Patents
Dehydrohalogenation processInfo
- Publication number
- CA1207803A CA1207803A CA000441830A CA441830A CA1207803A CA 1207803 A CA1207803 A CA 1207803A CA 000441830 A CA000441830 A CA 000441830A CA 441830 A CA441830 A CA 441830A CA 1207803 A CA1207803 A CA 1207803A
- Authority
- CA
- Canada
- Prior art keywords
- reactor
- alkali
- catalyst
- effluent
- fresh
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims description 37
- 238000006704 dehydrohalogenation reaction Methods 0.000 title abstract description 4
- 239000003513 alkali Substances 0.000 claims abstract description 37
- 239000003054 catalyst Substances 0.000 claims abstract description 20
- 150000008282 halocarbons Chemical class 0.000 claims abstract description 14
- 239000012267 brine Substances 0.000 claims abstract description 9
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims abstract description 9
- 239000000243 solution Substances 0.000 claims abstract description 9
- 239000002699 waste material Substances 0.000 claims abstract description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 21
- 239000012074 organic phase Substances 0.000 claims description 11
- 239000003444 phase transfer catalyst Substances 0.000 claims description 8
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical group [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 5
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 4
- IXZVKECRTHXEEW-UHFFFAOYSA-N 1,2,3,4-tetrachlorobutane Chemical compound ClCC(Cl)C(Cl)CCl IXZVKECRTHXEEW-UHFFFAOYSA-N 0.000 claims description 2
- XVEASTGLHPVZNA-UHFFFAOYSA-N 3,4-dichlorobut-1-ene Chemical compound ClCC(Cl)C=C XVEASTGLHPVZNA-UHFFFAOYSA-N 0.000 claims description 2
- 125000003358 C2-C20 alkenyl group Chemical group 0.000 claims description 2
- 125000003342 alkenyl group Chemical group 0.000 claims description 2
- 125000001033 ether group Chemical group 0.000 claims description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 2
- 150000003856 quaternary ammonium compounds Chemical group 0.000 claims description 2
- 125000003837 (C1-C20) alkyl group Chemical group 0.000 claims 1
- 125000005466 alkylenyl group Chemical group 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 19
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 abstract description 13
- 230000003197 catalytic effect Effects 0.000 abstract description 3
- 238000007033 dehydrochlorination reaction Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000178 monomer Substances 0.000 abstract 1
- 229920003051 synthetic elastomer Polymers 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 8
- 239000008346 aqueous phase Substances 0.000 description 6
- 239000012071 phase Substances 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 235000019270 ammonium chloride Nutrition 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- -1 phosphonium ions Chemical class 0.000 description 3
- 125000001453 quaternary ammonium group Chemical group 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 150000002500 ions Chemical group 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000003408 phase transfer catalysis Methods 0.000 description 2
- RBWSWDPRDBEWCR-RKJRWTFHSA-N sodium;(2r)-2-[(2r)-3,4-dihydroxy-5-oxo-2h-furan-2-yl]-2-hydroxyethanolate Chemical compound [Na+].[O-]C[C@@H](O)[C@H]1OC(=O)C(O)=C1O RBWSWDPRDBEWCR-RKJRWTFHSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- WZUZDBPJFHQVJC-UHFFFAOYSA-N 2,3,4-trichlorobut-1-ene Chemical compound ClCC(Cl)C(Cl)=C WZUZDBPJFHQVJC-UHFFFAOYSA-N 0.000 description 1
- RMISVOPUIFJTEO-UHFFFAOYSA-N 2,3-dichlorobutane Chemical compound CC(Cl)C(C)Cl RMISVOPUIFJTEO-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical group S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- UNFUYWDGSFDHCW-UHFFFAOYSA-N monochlorocyclohexane Chemical compound ClC1CCCCC1 UNFUYWDGSFDHCW-UHFFFAOYSA-N 0.000 description 1
- 150000004714 phosphonium salts Chemical group 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/25—Preparation of halogenated hydrocarbons by splitting-off hydrogen halides from halogenated hydrocarbons
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 |
|---|---|---|---|
| US445,155 | 1982-11-29 | ||
| US06/445,155 US4418232A (en) | 1982-11-29 | 1982-11-29 | Dehydrohalogenation process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1207803A true CA1207803A (en) | 1986-07-15 |
Family
ID=23767816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000441830A Expired CA1207803A (en) | 1982-11-29 | 1983-11-24 | Dehydrohalogenation process |
Country Status (6)
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62148441A (ja) * | 1985-12-23 | 1987-07-02 | Mitsui Toatsu Chem Inc | アルケニルフェノ−ルの製造方法 |
| US5237114A (en) * | 1992-03-20 | 1993-08-17 | E. I. Du Pont De Nemours And Company | Removal of catalyst from chloroprene by treatment with oxy acid |
| ATE178576T1 (de) * | 1992-12-29 | 1999-04-15 | Daikin Ind Ltd | Verfahren zur herstellung von 1,1,1,3,3- pentafluoropropan |
| US5396002A (en) * | 1993-08-18 | 1995-03-07 | The Dow Chemical Company | Process to produce vinylidene chloride using phase transfer catalyst |
| US6380446B1 (en) | 2000-08-17 | 2002-04-30 | Dupont Dow Elastomers, L.L.C. | Process for dehydrohalogenation of halogenated compounds |
| ITMI20052456A1 (it) * | 2005-12-22 | 2007-06-23 | Solvay Solexis Spa | Procedimento per la preparazione di fluoroalogenoeteri |
| ITMI20052455A1 (it) * | 2005-12-22 | 2007-06-23 | Solvay Solexis Spa | Procedimento per la preparazione di fluoroalogenoeteri |
| JP2010229092A (ja) * | 2009-03-27 | 2010-10-14 | Tokuyama Corp | トリクロロプロペンの製造方法 |
| US8969645B2 (en) * | 2012-12-14 | 2015-03-03 | Chevron U.S.A. Inc. | Process for reducing chloride in hydrocarbon products using an ionic liquid catalyst |
| WO2015166962A1 (ja) * | 2014-04-28 | 2015-11-05 | ダイキン工業株式会社 | 組成物 |
| JP5900671B2 (ja) * | 2014-04-28 | 2016-04-06 | ダイキン工業株式会社 | １，１，２−トリブロモエタンの製造方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3981937A (en) * | 1966-06-03 | 1976-09-21 | E. I. Du Pont De Nemours And Company | Dehydrohalogenation of 3,4-dichloro-1-butene |
| US3754044A (en) * | 1968-02-28 | 1973-08-21 | Du Pont | Dehydrohalogenation of halogenated compounds |
-
1982
- 1982-11-29 US US06/445,155 patent/US4418232A/en not_active Expired - Lifetime
-
1983
- 1983-11-24 CA CA000441830A patent/CA1207803A/en not_active Expired
- 1983-11-25 JP JP58220895A patent/JPS59108727A/ja active Granted
- 1983-11-28 SU SU833666211A patent/SU1277888A3/ru active
- 1983-11-29 EP EP83111953A patent/EP0110377B1/en not_active Expired
- 1983-11-29 DE DE8383111953T patent/DE3361129D1/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US4418232A (en) | 1983-11-29 |
| JPH0146496B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-10-09 |
| EP0110377A1 (en) | 1984-06-13 |
| SU1277888A3 (ru) | 1986-12-15 |
| DE3361129D1 (en) | 1985-12-05 |
| EP0110377B1 (en) | 1985-10-30 |
| JPS59108727A (ja) | 1984-06-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |