RU2230735C2 - Способ получения алкансульфокислот - Google Patents
Способ получения алкансульфокислот Download PDFInfo
- Publication number
- RU2230735C2 RU2230735C2 RU2001117526/04A RU2001117526A RU2230735C2 RU 2230735 C2 RU2230735 C2 RU 2230735C2 RU 2001117526/04 A RU2001117526/04 A RU 2001117526/04A RU 2001117526 A RU2001117526 A RU 2001117526A RU 2230735 C2 RU2230735 C2 RU 2230735C2
- Authority
- RU
- Russia
- Prior art keywords
- nitric acid
- stage
- dialkyl
- oxidation
- carried out
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 40
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 65
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 64
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims abstract description 53
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 36
- 230000003647 oxidation Effects 0.000 claims abstract description 33
- 239000001301 oxygen Substances 0.000 claims abstract description 17
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 17
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 16
- 230000008929 regeneration Effects 0.000 claims abstract description 15
- 238000011069 regeneration method Methods 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000006227 byproduct Substances 0.000 claims abstract description 5
- 125000004434 sulfur atom Chemical group 0.000 claims abstract description 5
- 239000002253 acid Substances 0.000 claims description 27
- 150000002019 disulfides Chemical class 0.000 claims description 26
- 238000006243 chemical reaction Methods 0.000 claims description 18
- -1 alkyl mercaptans Chemical class 0.000 claims description 16
- WQOXQRCZOLPYPM-UHFFFAOYSA-N dimethyl disulfide Chemical compound CSSC WQOXQRCZOLPYPM-UHFFFAOYSA-N 0.000 claims description 16
- 150000007513 acids Chemical class 0.000 claims description 15
- 229920001021 polysulfide Polymers 0.000 claims description 15
- 239000005077 polysulfide Substances 0.000 claims description 15
- 150000008117 polysulfides Polymers 0.000 claims description 15
- 239000007789 gas Substances 0.000 claims description 12
- BWGNESOTFCXPMA-UHFFFAOYSA-N Dihydrogen disulfide Chemical compound SS BWGNESOTFCXPMA-UHFFFAOYSA-N 0.000 claims description 9
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims 2
- 125000001183 hydrocarbyl group Chemical group 0.000 claims 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 abstract description 16
- 230000015572 biosynthetic process Effects 0.000 abstract description 7
- 235000013842 nitrous oxide Nutrition 0.000 abstract description 7
- 239000000126 substance Substances 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract description 2
- 229910052717 sulfur Inorganic materials 0.000 abstract description 2
- 239000001272 nitrous oxide Substances 0.000 abstract 1
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 32
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 16
- 229940098779 methanesulfonic acid Drugs 0.000 description 16
- 239000000047 product Substances 0.000 description 15
- 238000005292 vacuum distillation Methods 0.000 description 15
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 11
- 239000007788 liquid Substances 0.000 description 10
- 239000000203 mixture Substances 0.000 description 9
- XYONNSVDNIRXKZ-UHFFFAOYSA-N S-methyl methanethiosulfonate Chemical compound CSS(C)(=O)=O XYONNSVDNIRXKZ-UHFFFAOYSA-N 0.000 description 8
- 239000011541 reaction mixture Substances 0.000 description 8
- 238000002156 mixing Methods 0.000 description 7
- 238000009835 boiling Methods 0.000 description 6
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 5
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 5
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 5
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 5
- 229910052794 bromium Inorganic materials 0.000 description 5
- 238000004821 distillation Methods 0.000 description 5
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 5
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 150000002430 hydrocarbons Chemical group 0.000 description 3
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 3
- 239000007800 oxidant agent Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 150000003464 sulfur compounds Chemical class 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 206010062717 Increased upper airway secretion Diseases 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 230000004941 influx Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000013067 intermediate product Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 229910017464 nitrogen compound Inorganic materials 0.000 description 2
- 150000002830 nitrogen compounds Chemical class 0.000 description 2
- 208000026435 phlegm Diseases 0.000 description 2
- 239000012808 vapor phase Substances 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical class CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical group 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 229940071870 hydroiodic acid Drugs 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- MBABOKRGFJTBAE-UHFFFAOYSA-N methyl methanesulfonate Chemical compound COS(C)(=O)=O MBABOKRGFJTBAE-UHFFFAOYSA-N 0.000 description 1
- LRMHVVPPGGOAJQ-UHFFFAOYSA-N methyl nitrate Chemical compound CO[N+]([O-])=O LRMHVVPPGGOAJQ-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000005028 tinplate Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
- C07C303/16—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by oxidation of thiols, sulfides, hydropolysulfides, or polysulfides with formation of sulfo or halosulfonyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19854428A DE19854428A1 (de) | 1998-11-25 | 1998-11-25 | Verfahren zur Herstellung von Alkansulfonsäuren |
| DE19854428.6 | 1998-11-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2001117526A RU2001117526A (ru) | 2003-05-20 |
| RU2230735C2 true RU2230735C2 (ru) | 2004-06-20 |
Family
ID=7889013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2001117526/04A RU2230735C2 (ru) | 1998-11-25 | 1999-11-22 | Способ получения алкансульфокислот |
Country Status (20)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2669376C1 (ru) * | 2013-12-11 | 2018-10-11 | Эвоник Дегусса Гмбх | Способ получения алкансульфоновых кислот |
Families Citing this family (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7820145B2 (en) * | 2003-08-04 | 2010-10-26 | Foamix Ltd. | Oleaginous pharmaceutical and cosmetic foam |
| JP4441726B2 (ja) * | 2003-01-24 | 2010-03-31 | 石原薬品株式会社 | スズ又はスズ合金の脂肪族スルホン酸メッキ浴の製造方法 |
| US20060272950A1 (en) * | 2003-05-12 | 2006-12-07 | Martyak Nicholas M | High purity electrolytic sulfonic acid solutions |
| US9399618B2 (en) * | 2003-05-12 | 2016-07-26 | Arkema Inc. | High purity electrolytic sulfonic acid solutions |
| WO2005069751A2 (en) * | 2003-06-21 | 2005-08-04 | Richards Alan K | Anhydrous processing of methane into methane-sulfonic acid, methanol, and other compounds |
| FR2935142B1 (fr) * | 2008-08-20 | 2010-11-19 | Arkema France | Dimethyldisulfure issu au moins partiellement de matieres renouvellables |
| MX2011006728A (es) | 2008-12-23 | 2011-07-13 | Basf Se | Metodo para comprimir gases que contienen sulfuro de hidrogeno. |
| BR112012010092B1 (pt) | 2009-11-03 | 2018-06-05 | Basf Se | Uso de aços inoxidáveis austeníticos |
| GB201100531D0 (en) | 2011-01-13 | 2011-03-02 | Phosphonics | Functionalised materials, processes for the production and uses thereof |
| WO2012142396A1 (en) | 2011-04-14 | 2012-10-18 | Basf Se | Method of dissolving and/or inhibiting the deposition of scale on a surface of a system |
| CA2856816A1 (en) | 2011-11-30 | 2013-06-06 | Basf Se | Composition for dissolving and/or inhibiting deposition of scale on a surface of a system |
| US9290722B2 (en) | 2012-04-12 | 2016-03-22 | Basf Se | Cleaning composition for dishwashing |
| WO2015077737A1 (en) | 2013-11-25 | 2015-05-28 | Basf Se | Cleaning concentrate for removing scale from a surface of a system |
| WO2015086424A1 (en) | 2013-12-11 | 2015-06-18 | Evonik Industries Ag | A catalyst for oxidation reactions, a method for its preparation and the use thereof |
| CN106459826A (zh) | 2014-03-04 | 2017-02-22 | 巴斯夫欧洲公司 | 油的脱胶和酯化方法 |
| CN106455544B (zh) | 2014-03-04 | 2021-02-02 | 巴斯夫欧洲公司 | 将棉子剥绒的方法 |
| EP3035046A1 (de) | 2014-12-19 | 2016-06-22 | Evonik Degussa GmbH | Verfahren zur Bestimmung eines Dialkyldisulfids |
| AU2016332696B2 (en) | 2015-09-28 | 2020-10-29 | Basf Se | Method of neutralizing cotton seeds |
| KR102670176B1 (ko) | 2015-11-10 | 2024-05-28 | 바스프 에스이 | 알칸설폰산의 재가공 방법 |
| WO2017080991A1 (de) | 2015-11-10 | 2017-05-18 | Basf Se | Verfahren zur aufreinigung von alkansulfonsäuren |
| EP3173405A1 (de) | 2015-11-30 | 2017-05-31 | Evonik Degussa GmbH | Verfahren zur herstellung einer alkansulfonsäure |
| MX392504B (es) | 2016-06-20 | 2025-03-24 | Basf Se | Proceso de produccion de etanol a partir de maiz. |
| CA3027739A1 (en) | 2016-06-20 | 2017-12-28 | Basf Se | Process for producing ethanol from corn comprising dry-milling and adding alkanesulfonic acid to the fermented mash |
| CN109563525B (zh) | 2016-06-20 | 2023-06-27 | 巴斯夫欧洲公司 | 包括干磨和在分离的玉米纤维中添加链烷磺酸的由玉米制备乙醇的方法 |
| CA3030989A1 (en) | 2016-07-18 | 2018-01-25 | Basf Se | Low corrosion alkane sulfonic acids for condensation reactions |
| TW201841881A (zh) | 2017-04-18 | 2018-12-01 | 德商巴斯夫歐洲公司 | 純化烷烴磺酸酐的方法及使用純化的烷烴磺酸酐製造烷烴磺酸的方法 |
| WO2018208701A1 (en) | 2017-05-11 | 2018-11-15 | Arkema Inc. | Processes and systems for recovering methanesulfonic acid in purified form |
| KR102632030B1 (ko) | 2017-05-30 | 2024-01-31 | 바스프 에스이 | 메탄 설폰산의 제조 방법 |
| EP3453447B1 (en) | 2017-09-06 | 2020-12-23 | Evonik Operations GmbH | Process for the preparation of alkanesulfonic acid |
| EP3456708B1 (en) | 2017-09-13 | 2020-07-01 | Evonik Operations GmbH | Process for operating a plant for preparing an alkanesulfonic acid |
| CN107698468A (zh) * | 2017-10-18 | 2018-02-16 | 辽宁省轻工设计院有限公司 | 甲基磺酸的制备工艺 |
| SG11202007292TA (en) * | 2018-02-07 | 2020-08-28 | Basf Se | Process for the manufacturing of alkanesulfonic acids |
| WO2020126855A1 (en) * | 2018-12-21 | 2020-06-25 | Basf Se | Mixture comprising methanesulfonic acid and sulfuric acid |
| CA3148004A1 (en) | 2019-08-07 | 2021-02-11 | Basf Se | Recovery of water-free methanesulfonic acid from the bottom stream of a distillation column |
| KR20220071200A (ko) * | 2019-10-01 | 2022-05-31 | 바스프 에스이 | 알칸설폰산의 제조 공정 |
| CN113214120B (zh) * | 2021-03-25 | 2022-10-04 | 四川上氟科技有限公司 | 一种全氟己基乙基磺酸盐的制备方法 |
| EP4479378A1 (en) * | 2022-02-18 | 2024-12-25 | Basf Se | Process for producing alkyl sulfonic acid |
| CN117924122A (zh) * | 2023-12-26 | 2024-04-26 | 万华化学集团股份有限公司 | 一种甲基磺酸的制备方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2697722A (en) * | 1951-01-13 | 1954-12-21 | Standard Oil Co | Manufacture of sulfonic acids |
| RU2062268C1 (ru) * | 1993-11-25 | 1996-06-20 | Акционерное общество "Синтез" | Способ получения метансульфокислоты |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2727920A (en) | 1951-04-20 | 1955-12-20 | Standard Oil Co | Oxidation of mercaptans to sulfonic acids |
| AU5714698A (en) * | 1997-02-10 | 1998-08-26 | Innochem Inc. | Preparation of alkane sulfonic acids and sulfonyl chlorides by oxidation of alkanethiols and dialkyl disulfides |
-
1998
- 1998-11-25 DE DE19854428A patent/DE19854428A1/de not_active Withdrawn
-
1999
- 1999-11-22 AU AU18593/00A patent/AU765481B2/en not_active Ceased
- 1999-11-22 CN CNB998136883A patent/CN1163479C/zh not_active Expired - Lifetime
- 1999-11-22 PL PL347973A patent/PL197882B1/pl unknown
- 1999-11-22 UA UA2001064423A patent/UA66896C2/uk unknown
- 1999-11-22 AT AT99962150T patent/ATE240938T1/de active
- 1999-11-22 WO PCT/EP1999/008994 patent/WO2000031027A1/de active IP Right Grant
- 1999-11-22 EP EP99962150A patent/EP1133470B1/de not_active Expired - Lifetime
- 1999-11-22 HU HU0104484A patent/HUP0104484A3/hu unknown
- 1999-11-22 US US09/831,362 patent/US6531629B1/en not_active Expired - Lifetime
- 1999-11-22 CA CA002350490A patent/CA2350490C/en not_active Expired - Fee Related
- 1999-11-22 BR BRPI9915651-2A patent/BR9915651B1/pt not_active IP Right Cessation
- 1999-11-22 ES ES99962150T patent/ES2200582T3/es not_active Expired - Lifetime
- 1999-11-22 RU RU2001117526/04A patent/RU2230735C2/ru not_active IP Right Cessation
- 1999-11-22 DE DE59905681T patent/DE59905681D1/de not_active Expired - Lifetime
- 1999-11-22 JP JP2000583855A patent/JP4294874B2/ja not_active Expired - Fee Related
- 1999-11-22 KR KR1020017006113A patent/KR100599637B1/ko not_active Expired - Lifetime
- 1999-11-22 SK SK715-2001A patent/SK7152001A3/sk unknown
-
2001
- 2001-05-04 MX MXPA01004496 patent/MXPA01004496A/es unknown
- 2001-05-24 ZA ZA200104256A patent/ZA200104256B/xx unknown
- 2001-05-25 IN IN725CH2001 patent/IN207425B/en unknown
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2697722A (en) * | 1951-01-13 | 1954-12-21 | Standard Oil Co | Manufacture of sulfonic acids |
| RU2062268C1 (ru) * | 1993-11-25 | 1996-06-20 | Акционерное общество "Синтез" | Способ получения метансульфокислоты |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2669376C1 (ru) * | 2013-12-11 | 2018-10-11 | Эвоник Дегусса Гмбх | Способ получения алкансульфоновых кислот |
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2230735C2 (ru) | Способ получения алкансульфокислот | |
| RU2408577C2 (ru) | Способ получения метилмеркаптана | |
| KR101579997B1 (ko) | Ｎ２０의 정제 방법 | |
| US8624066B2 (en) | Process for preparing methylmercaptopropionaldehyde | |
| KR101581062B1 (ko) | 일산화이질소의 정제 방법 | |
| KR20150034694A (ko) | 아크롤레인 및 3-메틸메르캅토 프로피온알데히드의 통합적 제조 방법 | |
| US6686506B1 (en) | Process for the preparation of organic disulfides | |
| ES2950933T3 (es) | Procedimiento de producción de ácido metanosulfónico anhidro a partir de metano y SO3 | |
| EP4178944B1 (en) | Process for preparing 3-methylthiopropionaldehyde | |
| JP4886520B2 (ja) | メチルメルカプタンを反応ガス混合物から分離する方法 | |
| JP2004002336A (ja) | 亜硝酸エステルの製法 | |
| US20220388949A1 (en) | A process for working up water containing 4,4'-dichlorodiphenyl sulfoxide and/or 4,4'-dichlorodiphenyl sulfone as impurities | |
| US9067872B2 (en) | Method for compressing gases containing hydrogen sulfide | |
| US5562887A (en) | Purification of alkyl nitrite-containing exhaust gases | |
| US3857926A (en) | Production of nickel sulfate | |
| US4473712A (en) | Purification of crude hexafluoroacetone containing nitrogen oxides and sulfur dioxide | |
| EA018476B1 (ru) | Способ получения этандинитрила | |
| CS277176B6 (cs) | Sposob výroby acetaldehydu |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20041123 |