HK1163589A1 - Processes for making ethanol from acetic acid - Google Patents
Processes for making ethanol from acetic acidInfo
- Publication number
- HK1163589A1 HK1163589A1 HK12104379.9A HK12104379A HK1163589A1 HK 1163589 A1 HK1163589 A1 HK 1163589A1 HK 12104379 A HK12104379 A HK 12104379A HK 1163589 A1 HK1163589 A1 HK 1163589A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- processes
- acetic acid
- making ethanol
- ethanol
- making
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/62—Platinum group metals with gallium, indium, thallium, germanium, tin or lead
- B01J23/622—Platinum group metals with gallium, indium, thallium, germanium, tin or lead with germanium, tin or lead
- B01J23/626—Platinum group metals with gallium, indium, thallium, germanium, tin or lead with germanium, tin or lead with tin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/656—Manganese, technetium or rhenium
- B01J23/6567—Rhenium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0201—Impregnation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0201—Impregnation
- B01J37/0207—Pretreatment of the support
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/08—Heat treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
- C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
- C07C1/24—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms by elimination of water
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
- C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
- C07C29/147—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof
- C07C29/149—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof with hydrogen or hydrogen-containing gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/16—Clays or other mineral silicates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
-
- 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
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/588,727 US8309772B2 (en) | 2008-07-31 | 2009-10-26 | Tunable catalyst gas phase hydrogenation of carboxylic acids |
PCT/US2010/022947 WO2011053365A1 (en) | 2009-10-26 | 2010-02-02 | Processes for making ethanol from acetic acid |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1163589A1 true HK1163589A1 (en) | 2012-09-14 |
Family
ID=46506678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK12104379.9A HK1163589A1 (en) | 2009-10-26 | 2012-05-04 | Processes for making ethanol from acetic acid |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP2493608A1 (en) |
JP (1) | JP2013508362A (en) |
CN (1) | CN102271805B (en) |
AU (1) | AU2010313767A1 (en) |
BR (1) | BR112012009825A2 (en) |
CA (1) | CA2777754A1 (en) |
HK (1) | HK1163589A1 (en) |
IL (1) | IL219398A0 (en) |
MX (1) | MX2012004837A (en) |
RU (1) | RU2012121861A (en) |
WO (1) | WO2011053365A1 (en) |
Families Citing this family (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8309773B2 (en) | 2010-02-02 | 2012-11-13 | Calanese International Corporation | Process for recovering ethanol |
US8546622B2 (en) | 2008-07-31 | 2013-10-01 | Celanese International Corporation | Process for making ethanol from acetic acid using acidic catalysts |
US8501652B2 (en) | 2008-07-31 | 2013-08-06 | Celanese International Corporation | Catalysts for making ethanol from acetic acid |
WO2011097193A2 (en) * | 2010-02-02 | 2011-08-11 | Celanese International Corporation | Hydrolysis of ethyl acetate in ethanol separation process |
US8858659B2 (en) | 2010-02-02 | 2014-10-14 | Celanese International Corporation | Processes for producing denatured ethanol |
US8222466B2 (en) * | 2010-02-02 | 2012-07-17 | Celanese International Corporation | Process for producing a water stream from ethanol production |
JP2013518705A (en) * | 2010-02-02 | 2013-05-23 | セラニーズ・インターナショナル・コーポレーション | Production and use of catalysts for ethanol production containing crystalline carrier modifiers |
CN105837404A (en) * | 2010-02-02 | 2016-08-10 | 国际人造丝公司 | Process for purifying ethanol |
US8932372B2 (en) | 2010-02-02 | 2015-01-13 | Celanese International Corporation | Integrated process for producing alcohols from a mixed acid feed |
US8541633B2 (en) * | 2010-02-02 | 2013-09-24 | Celanese International Corporation | Processes for producing anhydrous ethanol compositions |
US8552224B2 (en) | 2010-05-07 | 2013-10-08 | Celanese International Corporation | Processes for maximizing ethanol formation in the hydrogenation of acetic acid |
WO2011097220A2 (en) * | 2010-02-02 | 2011-08-11 | Celanese International Corporation | Process for producing ethanol using an extractive distillation column |
US8575403B2 (en) | 2010-05-07 | 2013-11-05 | Celanese International Corporation | Hydrolysis of ethyl acetate in ethanol separation process |
US8569551B2 (en) | 2010-05-07 | 2013-10-29 | Celanese International Corporation | Alcohol production process integrating acetic acid feed stream comprising water from carbonylation process |
US8680342B2 (en) | 2010-05-07 | 2014-03-25 | Celanese International Corporation | Process for recovering alcohol produced by hydrogenating an acetic acid feed stream comprising water |
US9024083B2 (en) | 2010-07-09 | 2015-05-05 | Celanese International Corporation | Process for the production of ethanol from an acetic acid feed and a recycled ethyl acetate feed |
US8846988B2 (en) | 2010-07-09 | 2014-09-30 | Celanese International Corporation | Liquid esterification for the production of alcohols |
US9272970B2 (en) | 2010-07-09 | 2016-03-01 | Celanese International Corporation | Hydrogenolysis of ethyl acetate in alcohol separation processes |
US9000232B2 (en) | 2011-04-26 | 2015-04-07 | Celanese International Corporation | Extractive distillation of crude alcohol product |
US9000233B2 (en) | 2011-04-26 | 2015-04-07 | Celanese International Corporation | Process to recover alcohol with secondary reactors for hydrolysis of acetal |
US9024082B2 (en) | 2011-04-26 | 2015-05-05 | Celanese International Corporation | Using a dilute acid stream as an extractive agent |
US9073816B2 (en) | 2011-04-26 | 2015-07-07 | Celanese International Corporation | Reducing ethyl acetate concentration in recycle streams for ethanol production processes |
US9024084B2 (en) | 2011-04-26 | 2015-05-05 | Celanese International Corporation | Reduced energy alcohol separation process having controlled pressure |
US8927788B2 (en) | 2011-04-26 | 2015-01-06 | Celanese International Corporation | Process to recover alcohol with reduced water from overhead of acid column |
US8927787B2 (en) | 2011-04-26 | 2015-01-06 | Celanese International Corporation | Process for controlling a reboiler during alcohol recovery and reduced ester formation |
US8884081B2 (en) | 2011-04-26 | 2014-11-11 | Celanese International Corporation | Integrated process for producing acetic acid and alcohol |
US8933278B2 (en) | 2011-04-26 | 2015-01-13 | Celanese International Corporation | Process for producing ethanol and reducing acetic acid concentration |
US8907141B2 (en) | 2011-04-26 | 2014-12-09 | Celanese International Corporation | Process to recover alcohol with secondary reactors for esterification of acid |
US9024085B2 (en) | 2011-04-26 | 2015-05-05 | Celanese International Corporation | Process to reduce ethanol recycled to hydrogenation reactor |
US8877987B2 (en) | 2011-08-03 | 2014-11-04 | Celanese International Corportation | Process for producing anhydrous ethanol using extractive distillation column |
US8895786B2 (en) | 2011-08-03 | 2014-11-25 | Celanese International Corporation | Processes for increasing alcohol production |
CA2851254A1 (en) | 2011-10-05 | 2013-04-11 | Shadi MOGHADDAS | Efficient processes for large scale preparation of phophaplatins antitumor agents |
US8637715B2 (en) * | 2011-12-21 | 2014-01-28 | Celanese International Corporation | Catalysts comprising secondary noble metals and process for producing ethanol |
US9233899B2 (en) | 2011-12-22 | 2016-01-12 | Celanese International Corporation | Hydrogenation catalysts having an amorphous support |
WO2013095963A1 (en) * | 2011-12-22 | 2013-06-27 | Celanese International Corporation | Ethanol process using hydrogenation catalysts having an amorphous support |
US9079172B2 (en) | 2012-03-13 | 2015-07-14 | Celanese International Corporation | Promoters for cobalt-tin catalysts for reducing alkanoic acids |
US8907142B2 (en) | 2011-12-29 | 2014-12-09 | Celanese International Corporation | Process for promoting catalyst activity for ethyl acetate conversion |
US9333496B2 (en) | 2012-02-29 | 2016-05-10 | Celanese International Corporation | Cobalt/tin catalyst for producing ethanol |
US8455702B1 (en) | 2011-12-29 | 2013-06-04 | Celanese International Corporation | Cobalt and tin catalysts for producing ethanol |
WO2013101305A1 (en) * | 2011-12-30 | 2013-07-04 | Celanese International Corporation | Pressure driven distillation for producing and recovering ethanol from hydrogenation process |
WO2013103399A1 (en) * | 2012-01-06 | 2013-07-11 | Celanese International Corporation | Hydrogenation catalysts with cobalt-modified supports |
CN103874545B (en) * | 2012-01-06 | 2016-08-24 | 国际人造丝公司 | Utilize the method that the hydrogenation catalyst prepared by polyoxometallate precursor produces ethanol |
US9051235B2 (en) | 2012-02-07 | 2015-06-09 | Celanese International Corporation | Process for producing ethanol using a molar excess of hydrogen |
US9050585B2 (en) | 2012-02-10 | 2015-06-09 | Celanese International Corporation | Chemisorption of ethyl acetate during hydrogenation of acetic acid to ethanol |
US8927786B2 (en) * | 2012-03-13 | 2015-01-06 | Celanese International Corporation | Ethanol manufacturing process over catalyst having improved radial crush strength |
US9073042B2 (en) | 2012-03-14 | 2015-07-07 | Celanese International Corporation | Acetic acid hydrogenation over a group VIII metal calcined catalyst having a secondary promoter |
US8975452B2 (en) | 2012-03-28 | 2015-03-10 | Celanese International Corporation | Process for producing ethanol by hydrocarbon oxidation and hydrogenation or hydration |
CN103787827B (en) * | 2012-10-31 | 2015-10-07 | 中国石油化工股份有限公司 | Carboxylic acid selec-tive hydrogenation prepares the method for alcohol |
CN103787828B (en) * | 2012-10-31 | 2015-10-07 | 中国石油化工股份有限公司 | A kind of method applied cobalt B catalyst and alcohol prepared by carboxylic acid gas phase hydrogenation |
CN103170352B (en) * | 2013-03-28 | 2015-01-14 | 湖南长岭石化科技开发有限公司 | Sec-butyl acetate hydrogenation catalyst and preparation method and application thereof |
CN104117354A (en) * | 2013-04-26 | 2014-10-29 | 中国科学院大连化学物理研究所 | Method for preparation of monohydric alcohol or dihydric alcohol by low temperature selective hydrogenation of organic acid water phase |
CN103433039B (en) * | 2013-09-11 | 2015-11-11 | 神华集团有限责任公司 | A kind of preparation method of acetic ester hydrogenation catalyst |
CN108358752A (en) * | 2018-04-18 | 2018-08-03 | 肖锦 | A kind of method of acetic acid hydrogenation ethyl alcohol |
WO2020022256A1 (en) * | 2018-07-23 | 2020-01-30 | 三菱ケミカル株式会社 | Alcohol production method and catalyst |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2882244A (en) | 1953-12-24 | 1959-04-14 | Union Carbide Corp | Molecular sieve adsorbents |
US3130007A (en) | 1961-05-12 | 1964-04-21 | Union Carbide Corp | Crystalline zeolite y |
US4398039A (en) * | 1981-05-18 | 1983-08-09 | The Standard Oil Company | Hydrogenation of carboxylic acids |
GB8509530D0 (en) | 1985-04-13 | 1985-05-15 | Bp Chem Int Ltd | Hydrogenation of carboxylic acids |
US5149680A (en) | 1987-03-31 | 1992-09-22 | The British Petroleum Company P.L.C. | Platinum group metal alloy catalysts for hydrogenation of carboxylic acids and their anhydrides to alcohols and/or esters |
GB8707595D0 (en) | 1987-03-31 | 1987-05-07 | British Petroleum Co Plc | Chemical process |
US5243095A (en) * | 1992-04-24 | 1993-09-07 | Engelhard Corporation | Hydrogenation catalyst, process for preparing and process for using said catalyst |
US5821111A (en) | 1994-03-31 | 1998-10-13 | Bioengineering Resources, Inc. | Bioconversion of waste biomass to useful products |
USRE35377E (en) | 1993-05-27 | 1996-11-12 | Steinberg; Meyer | Process and apparatus for the production of methanol from condensed carbonaceous material |
US5977010A (en) * | 1995-06-15 | 1999-11-02 | Engelhard Corporation | Shaped hydrogenation catalyst and processes for their preparation and use |
US6657078B2 (en) | 2001-02-07 | 2003-12-02 | Celanese International Corporation | Low energy carbonylation process |
US6685754B2 (en) | 2001-03-06 | 2004-02-03 | Alchemix Corporation | Method for the production of hydrogen-containing gaseous mixtures |
CN100537503C (en) * | 2007-05-31 | 2009-09-09 | 上海华谊丙烯酸有限公司 | Process for preparing n-propanol by hydrogenating glycerol |
US7608744B1 (en) * | 2008-07-31 | 2009-10-27 | Celanese International Corporation | Ethanol production from acetic acid utilizing a cobalt catalyst |
-
2010
- 2010-02-02 WO PCT/US2010/022947 patent/WO2011053365A1/en active Application Filing
- 2010-02-02 EP EP10703399A patent/EP2493608A1/en not_active Withdrawn
- 2010-02-02 BR BR112012009825A patent/BR112012009825A2/en not_active Application Discontinuation
- 2010-02-02 RU RU2012121861/04A patent/RU2012121861A/en unknown
- 2010-02-02 CA CA2777754A patent/CA2777754A1/en not_active Abandoned
- 2010-02-02 MX MX2012004837A patent/MX2012004837A/en not_active Application Discontinuation
- 2010-02-02 AU AU2010313767A patent/AU2010313767A1/en not_active Abandoned
- 2010-02-02 JP JP2012535196A patent/JP2013508362A/en active Pending
- 2010-02-02 CN CN201080003929.XA patent/CN102271805B/en not_active Expired - Fee Related
-
2012
- 2012-04-24 IL IL219398A patent/IL219398A0/en unknown
- 2012-05-04 HK HK12104379.9A patent/HK1163589A1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
RU2012121861A (en) | 2013-12-10 |
MX2012004837A (en) | 2012-05-29 |
BR112012009825A2 (en) | 2016-10-18 |
WO2011053365A1 (en) | 2011-05-05 |
CN102271805B (en) | 2014-07-09 |
AU2010313767A1 (en) | 2012-05-17 |
CA2777754A1 (en) | 2011-05-05 |
AU2010313767A2 (en) | 2012-07-26 |
IL219398A0 (en) | 2012-06-28 |
JP2013508362A (en) | 2013-03-07 |
EP2493608A1 (en) | 2012-09-05 |
CN102271805A (en) | 2011-12-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
HK1163589A1 (en) | Processes for making ethanol from acetic acid | |
ZA201202850B (en) | Process for making ethanol from acetic acid using acidic catalysts | |
EP2657220A4 (en) | Acetic acid production method | |
EP2628720A4 (en) | Acetic acid production method | |
ZA201600646B (en) | Process for beta-lactone production | |
ZA201005510B (en) | Production of ethanol from methanol | |
HK1166975A1 (en) | Process for purifying ethanol | |
IL215691A0 (en) | Carboxylic acid compound | |
ZA201200526B (en) | Method for producing formic acid | |
IL207526A0 (en) | Process for preparing 2-amino-5-cyanobenzoic acid derivatives | |
HK1163588A1 (en) | Processes for making ethyl acetate from acetic acid | |
IL220211A0 (en) | Process for the preparation of 1-alkyl-/1-aryl-5-pyrazolecarboxylic acid derivatives | |
HK1165360A1 (en) | Process for making diethyl ether from acetic acid | |
HK1169647A1 (en) | Process for the production of ethanol by hydrogenation of vaporized acetic acid | |
ZA201201237B (en) | Process for preparing decanecarboxylic acids | |
SG11201504643WA (en) | Integrated process for making acetic acid | |
HK1166065A1 (en) | Process for the preparation of propionic acid derivatives | |
EP2456778A4 (en) | Process for producing flurocytidine derivatives | |
AP2012006354A0 (en) | Method for obtaining ethanol during fermentation | |
IL214037A0 (en) | Method for producing 2-halogenomethylphenyl acetic acid derivatives | |
HK1167643A1 (en) | Method for preparing difluoroacetic acid | |
EP2246322A4 (en) | Process for producing -fluoro- -amino acids | |
IL214709A (en) | Process for making fusidic acid cream | |
BRPI1013382A2 (en) | hydrocarbon impurities removal from acetic acid production intermediate | |
HUP0900788A2 (en) | Process for producing 4-bromomethyl-biphenyl derivatives |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20190129 |