ES2329867T1 - Procedimiento integrado para producir 2,3,3,3-tetrafluoropropano. - Google Patents
Procedimiento integrado para producir 2,3,3,3-tetrafluoropropano. Download PDFInfo
- Publication number
- ES2329867T1 ES2329867T1 ES09155292T ES09155292T ES2329867T1 ES 2329867 T1 ES2329867 T1 ES 2329867T1 ES 09155292 T ES09155292 T ES 09155292T ES 09155292 T ES09155292 T ES 09155292T ES 2329867 T1 ES2329867 T1 ES 2329867T1
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- chloro
- tetrafluoropropane
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/013—Preparation of halogenated hydrocarbons by addition of halogens
- C07C17/04—Preparation of halogenated hydrocarbons by addition of halogens to unsaturated halogenated hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/03—Preparation from chlorides
- C01B7/035—Preparation of hydrogen chloride from chlorides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/07—Purification ; Separation
- C01B7/0706—Purification ; Separation of hydrogen chloride
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/19—Fluorine; Hydrogen fluoride
- C01B7/191—Hydrogen fluoride
- C01B7/195—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/07—Preparation of halogenated hydrocarbons by addition of hydrogen halides
- C07C17/087—Preparation of halogenated hydrocarbons by addition of hydrogen halides to unsaturated halogenated hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
- C07C17/202—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
- C07C17/206—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction the other compound being HX
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C21/00—Acyclic unsaturated compounds containing halogen atoms
- C07C21/02—Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds
- C07C21/18—Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds containing fluorine
-
- 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
- Y02P20/10—Process efficiency
-
- 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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Abstract
Un método para preparar 2,3,3,3-tetrafluoroprop-1-eno, que comprende: a. proporcionar una composición de partida que comprende al menos un compuesto que tiene una estructura seleccionada de las Fórmulas I, II y III: CX2=CCl-CH2X (Fórmula I) CX3-CCl=CH2 (Fórmula II) CX 3-CHCl-CH 2X (Fórmula III) en las que X se selecciona independientemente de F, Cl, Br y I, con la condición de que al menos un X no sea flúor; b. poner en contacto dicha composición de partida con un primer agente fluorante para producir una primera composición intermedia que comprende 2-cloro-3,3,3-trifluoropropeno y un primer subproducto que contiene cloro; c. poner en contacto dicha primera composición intermedia con un segundo agente fluorante para producir una segunda composición intermedia que comprende 2-cloro-1,1,1,2-tetrafluoropropano; y d. deshidroclorar al menos una porción de dicho 2-cloro-1,1,1,2-tetrafluoropropano para producir un producto de reacción que comprende 2,3,3,3-tetrafluoroprop-1-eno y un segundo subproducto que contiene cloro.
Claims (10)
1. Un método para preparar
2,3,3,3-tetrafluoroprop-1-eno,
que comprende:
- a.
- proporcionar una composición de partida que comprende al menos un compuesto que tiene una estructura seleccionada de las Fórmulas I, II y III:
(Fórmula
I)CX_{2}=CCl-CH_{2}X
(Fórmula
II)CX_{3}-CCl=CH_{2}
(Fórmula
III)CX_{3}-CHCl-CH_{2}X
- en las que X se selecciona independientemente de F, Cl, Br y I, con la condición de que al menos un X no sea flúor;
- b.
- poner en contacto dicha composición de partida con un primer agente fluorante para producir una primera composición intermedia que comprende 2-cloro-3,3,3-trifluoropropeno y un primer subproducto que contiene cloro;
- c.
- poner en contacto dicha primera composición intermedia con un segundo agente fluorante para producir una segunda composición intermedia que comprende 2-cloro-1,1,1,2-tetrafluoropropano; y
- d.
- deshidroclorar al menos una porción de dicho 2-cloro-1,1,1,2-tetrafluoropropano para producir un producto de reacción que comprende 2,3,3,3-tetrafluoroprop-1-eno y un segundo subproducto que contiene cloro.
2. El método de la reivindicación 1, que
comprende además la etapa de eliminar al menos una porción de dicho
primer subproducto que contiene cloro de dicha primera composición
intermedia, subsiguiente a, y/o concurrentemente con, dicha etapa
(b) de puesta en contacto, y la etapa de eliminar al menos una
porción de dicho segundo subproducto que contiene cloro de dicho
producto, subsiguiente a, y/o concurrentemente con, dicha etapa
(d).
3. El método de la reivindicación 1, en el que
dicho compuesto según la Fórmula I es
1,1,2,3-tetracloropropeno.
4. El método de la reivindicación 1, en el que
dicho compuesto según la Fórmula II es
2,3,3,3-tetracloropropeno.
5. El método de la reivindicación 1, en el que
dicho compuesto según la Fórmula III es
1,1,1,2,3-pentacloropropano.
6. El método de la reivindicación 1, en el que
dicha etapa (b) de puesto en contacto comprende una fluoración
catalítica en fase de vapor de dicho compuesto que tiene una
estructura según las Fórmulas I, II o III.
7. El método de la reivindicación 1, en el que
dicha etapa (c) de puesta en contacto comprende una fluoración en
fase líquida de dicho
2-cloro-3,3,3-trifluoropropeno
en presencia de un catalizador.
8. El método de la reivindicación 1, en el que
dicha deshidrocloración se lleva a cabo en fase de vapor y en
presencia de un catalizador.
9. El método de la reivindicación 1, en el que
dichos primer y segundo agentes de fluoración son fluoruro de
hidrógeno, comprendiendo además dicho método la etapa de separar al
menos una porción de dicho fluoruro de hidrógeno de dicho
2-cloro-3,3,3-trifluoropropeno
subsiguiente a, o concurrentemente con, la etapa (b) y antes de la
etapa (c), y la etapa de separar al menos una porción de dicho
fluoruro de hidrógeno de dicho
2-cloro-1,1,1,2-tetrafluoropropano
subsiguiente a, o concurrentemente con, la etapa (c) o antes de la
etapa (d).
10. El método de la reivindicación 9, en el que
dicho primer agente fluorante comprende al menos una porción de
dicho fluoruro de hidrógeno separada de dicho
2-cloro-3,3,3-trifluoropropeno,
y dicho segundo agente fluorante comprende al menos una porción de
dicho fluoruro de hidrógeno separada de dicho
2-cloro-1,1,1,2-tetrafluoropropano.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3832708P | 2008-03-20 | 2008-03-20 | |
| US38327P | 2008-03-20 | ||
| US12/404,130 US8058486B2 (en) | 2004-04-29 | 2009-03-13 | Integrated process to produce 2,3,3,3-tetrafluoropropene |
| US404130 | 2009-03-13 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| ES2329867T1 true ES2329867T1 (es) | 2009-12-02 |
| ES2329867T3 ES2329867T3 (es) | 2013-05-24 |
| ES2329867T5 ES2329867T5 (es) | 2022-04-29 |
Family
ID=40756416
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES12194295T Active ES2798771T3 (es) | 2008-03-20 | 2009-03-16 | Procedimiento integrado para producir 2,3,3,3-tetrafluoropropeno |
| ES09155292T Active ES2329867T5 (es) | 2008-03-20 | 2009-03-16 | Procedimiento integrado para producir 2,3,3,3-tetrafluoropropeno |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES12194295T Active ES2798771T3 (es) | 2008-03-20 | 2009-03-16 | Procedimiento integrado para producir 2,3,3,3-tetrafluoropropeno |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US8058486B2 (es) |
| EP (3) | EP3722273A1 (es) |
| JP (4) | JP5571903B2 (es) |
| KR (1) | KR101594022B1 (es) |
| CN (2) | CN105001041A (es) |
| DE (1) | DE09155292T1 (es) |
| ES (2) | ES2798771T3 (es) |
| MX (1) | MX2009002967A (es) |
| PL (1) | PL2583959T3 (es) |
| PT (1) | PT2583959T (es) |
Families Citing this family (177)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| EP3722273A1 (en) | 2020-10-14 |
| JP5856130B2 (ja) | 2016-02-09 |
| ES2329867T5 (es) | 2022-04-29 |
| EP2103587B1 (en) | 2013-02-20 |
| JP5571903B2 (ja) | 2014-08-13 |
| US8058486B2 (en) | 2011-11-15 |
| JP2014055159A (ja) | 2014-03-27 |
| JP6234411B2 (ja) | 2017-11-22 |
| ES2798771T3 (es) | 2020-12-14 |
| KR20090101128A (ko) | 2009-09-24 |
| PL2583959T3 (pl) | 2020-11-16 |
| PT2583959T (pt) | 2020-07-10 |
| EP2103587B2 (en) | 2022-01-19 |
| JP2009227675A (ja) | 2009-10-08 |
| EP2103587A2 (en) | 2009-09-23 |
| CN103467241A (zh) | 2013-12-25 |
| KR101594022B1 (ko) | 2016-02-15 |
| EP2583959A1 (en) | 2013-04-24 |
| ES2329867T3 (es) | 2013-05-24 |
| CN105001041A (zh) | 2015-10-28 |
| US20110207975A9 (en) | 2011-08-25 |
| MX2009002967A (es) | 2009-09-28 |
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