IL110927A - Process for the preparation of methyl mercaptan from methyl methyl disulfide - Google Patents

Process for the preparation of methyl mercaptan from methyl methyl disulfide

Info

Publication number
IL110927A
IL110927A IL110927A IL11092794A IL110927A IL 110927 A IL110927 A IL 110927A IL 110927 A IL110927 A IL 110927A IL 11092794 A IL11092794 A IL 11092794A IL 110927 A IL110927 A IL 110927A
Authority
IL
Israel
Prior art keywords
sulphide
hydrogen
methyl mercaptan
process according
dimethyl disulphide
Prior art date
Application number
IL110927A
Other languages
English (en)
Hebrew (he)
Other versions
IL110927A0 (en
Original Assignee
Elf Aquitaine
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Elf Aquitaine filed Critical Elf Aquitaine
Publication of IL110927A0 publication Critical patent/IL110927A0/xx
Publication of IL110927A publication Critical patent/IL110927A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
    • C07C319/02—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of thiols
    • C07C319/06—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of thiols from sulfides, hydropolysulfides or polysulfides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B61/00—Other general methods
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C321/00—Thiols, sulfides, hydropolysulfides or polysulfides
    • C07C321/02—Thiols having mercapto groups bound to acyclic carbon atoms
    • C07C321/04—Thiols having mercapto groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton

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)
IL110927A 1993-10-20 1994-09-12 Process for the preparation of methyl mercaptan from methyl methyl disulfide IL110927A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9312491A FR2711366B1 (fr) 1993-10-20 1993-10-20 Synthèse du méthylmercaptan à partir du diméthyldisulfure.

Publications (2)

Publication Number Publication Date
IL110927A0 IL110927A0 (en) 1994-11-28
IL110927A true IL110927A (en) 1998-06-15

Family

ID=9452030

Family Applications (1)

Application Number Title Priority Date Filing Date
IL110927A IL110927A (en) 1993-10-20 1994-09-12 Process for the preparation of methyl mercaptan from methyl methyl disulfide

Country Status (14)

Country Link
US (1) US5493058A (ja)
EP (1) EP0649837B1 (ja)
JP (1) JP2637373B2 (ja)
KR (1) KR0150828B1 (ja)
CN (1) CN1037435C (ja)
AT (1) ATE161829T1 (ja)
AU (1) AU669641B2 (ja)
CA (1) CA2133808C (ja)
DE (1) DE69407725T2 (ja)
DK (1) DK0649837T3 (ja)
ES (1) ES2113063T3 (ja)
FR (1) FR2711366B1 (ja)
GR (1) GR3026343T3 (ja)
IL (1) IL110927A (ja)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5728887A (en) * 1996-04-10 1998-03-17 E. I. Du Pont De Nemours And Company Catalytic hydrogenolysis of organic thiocyanates and disulfides to thiols
US6169210B1 (en) 1999-04-20 2001-01-02 Kaung-Far Lin Method for producing dialkyl disulfides
US6433206B1 (en) * 2001-11-05 2002-08-13 Crompton Corporation Process for preparing silylorganomercaptans
FR2844726B1 (fr) * 2002-09-25 2004-12-03 Atofina Procede catalytique de fabricaton de mercaptans a partir de thioethers
CN100443165C (zh) * 2004-03-12 2008-12-17 德古萨股份公司 一种用于一氧化碳与硫化氢反应合成甲硫醇的催化剂
DE102005020536A1 (de) * 2004-09-07 2006-03-23 Degussa Ag Verfahren zur Herstellung von Mercaptoorganyl(alkoxysilan)
DE102005020534B4 (de) * 2004-09-07 2006-07-06 Degussa Ag Verfahren zur Herstellung von Mercaptoorganyl(alkoxysilanen)
CN101143329A (zh) 2006-09-11 2008-03-19 德古萨股份公司 Mo-O-K基催化剂、其制备方法及其在甲硫醇合成中的应用
DE102007007458A1 (de) * 2007-02-15 2008-08-21 Evonik Degussa Gmbh Verfahren zur Herstellung von Methylmercaptan aus Dialkylsulfiden und Dialkylpolysulfiden
EP2651882B1 (en) * 2010-12-16 2018-11-14 F.Hoffmann-La Roche Ag Process for the preparation of aromatic thiol derivatives by hydrogenation of disulfides
FR3041635B1 (fr) * 2015-09-30 2019-01-25 Arkema France Procede de production de mercaptans par hydrogenolyse enzymatique de disulfures
FR3041636B1 (fr) 2015-09-30 2018-11-16 Arkema France Procede de production de mercaptans par hydrogenolyse enzymatique de disulfures a l'aide d'hydrogene
FR3041658B1 (fr) * 2015-09-30 2017-10-20 Arkema France Procede de production de l-methionine
FR3041659B1 (fr) 2015-09-30 2017-10-20 Arkema France Procede de production de l-methionine
ES2934123T3 (es) * 2018-03-07 2023-02-17 De Nora Permelec Ltd Electrodo de electrólisis y método para la fabricación del mismo
US20210189575A1 (en) * 2018-07-06 2021-06-24 Lg Chem, Ltd. Active layer composition of reduction electrode for electrolysis and reduction electrode derived therefrom
KR102679027B1 (ko) * 2019-09-03 2024-07-01 주식회사 엘지화학 전기분해용 전극
US11603499B2 (en) 2021-06-30 2023-03-14 Saudi Arabian Oil Company Hydroprocess integrating oxidized disulfide oil compounds

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2402614A (en) * 1940-09-19 1946-06-25 Du Pont Catalytic process
NL127232C (ja) * 1963-03-12 1900-01-01
FR1386654A (fr) * 1963-03-12 1965-01-22 Us Rubber Co Nouveaux catalyseurs pour hydrogénation non destructrice
US3326980A (en) * 1964-12-11 1967-06-20 Crown Zellerbach Corp Preparation of methyl mercaptan from waste pulping liquors
US3488739A (en) * 1967-02-27 1970-01-06 Sun Oil Co Preparation of methyl mercaptan and dimethyl sulfide
CH509993A (de) * 1968-05-11 1971-07-15 Bayer Ag Verfahren zur Herstellung von Thiophenolen
US3880933A (en) * 1973-05-02 1975-04-29 Phillips Petroleum Co Hydrogenation of carbon disulfide to methyl mercaptan in presence of hydrogen sulfide
US4313006A (en) * 1980-09-03 1982-01-26 Pennwalt Corporation Process for converting dialkyl sulfides to alkyl mercaptans
EP0134200B1 (de) * 1983-08-12 1987-03-04 Ciba-Geigy Ag Verfahren zur Herstellung von Merkaptanen

Also Published As

Publication number Publication date
KR950011405A (ko) 1995-05-15
GR3026343T3 (en) 1998-06-30
FR2711366A1 (fr) 1995-04-28
JP2637373B2 (ja) 1997-08-06
JPH07304730A (ja) 1995-11-21
CN1106382A (zh) 1995-08-09
CN1037435C (zh) 1998-02-18
AU7571994A (en) 1995-05-11
KR0150828B1 (ko) 1998-10-15
CA2133808A1 (fr) 1995-04-21
IL110927A0 (en) 1994-11-28
FR2711366B1 (fr) 1995-12-15
EP0649837A1 (fr) 1995-04-26
DK0649837T3 (da) 1998-09-07
US5493058A (en) 1996-02-20
EP0649837B1 (fr) 1998-01-07
ES2113063T3 (es) 1998-04-16
DE69407725D1 (de) 1998-02-12
ATE161829T1 (de) 1998-01-15
DE69407725T2 (de) 1998-06-04
AU669641B2 (en) 1996-06-13
CA2133808C (fr) 1998-06-23

Similar Documents

Publication Publication Date Title
US5493058A (en) Synthesis of methyl mercaptan from dimethyl disulphide
Egorova et al. Hydrodesulfurization of dibenzothiophene and 4, 6-dimethyldibenzothiophene over sulfided NiMo/γ-Al2O3, CoMo/γ-Al2O3, and Mo/γ-Al2O3 catalysts
RU2497588C2 (ru) Катализатор для получения метилмеркаптана
JP5497773B2 (ja) 水素化触媒、特に二硫化炭素用水素化触媒
JPH01254255A (ja) 炭化水素の処理用触媒の予備硫化方法
KR20060132818A (ko) 메틸머캅탄의 제조방법
EP1968936B1 (en) Process and catalyst for synthesis of mercaptans and sulfides from alcohols
US4618723A (en) Reduction of carbon oxides with hydrogen sulfide
JP2019048840A (ja) ジメチルジスルフィドを製造する方法
EA036928B1 (ru) Способ получения метилмеркаптана
Kraus et al. Tetrahydrothiophene as intermediate in the hydrodesulfurization of thiophene
EP1136467A1 (en) Catalytic conversion of alkanes to alkenes
US5856603A (en) Process for the production of cyclohexane
US4153671A (en) Catalytic gas purification process
WO1994007822A1 (en) Processes for converting chlorinated alkane byproducts or waste products to useful, less chlorinated alkanes
Mashkina et al. Activity of palladium sulfide catalysts in the reaction of gas-phase hydrogenation of 2-methylthiophene
US4432960A (en) Thermochemical method for producing hydrogen from hydrogen sulfide
EP0888272A1 (en) Preparation of acetaldehyde
RU2666893C1 (ru) Способ получения изопропилового спирта из ацетона
JPH0570454A (ja) チオフエンの製造方法
KR20190088252A (ko) 질소 화합물의 함량이 높은 다환 방향족 탄화수소로부터 경방향족 탄화수소 제조를 위한 선택적 수첨처리 방법
WO2001010802A1 (en) Manufacture of cyclohexane from benzene and a hydrogen source containing impurities
US4496531A (en) Process for the production of hydrogen and carbonyl sulfide from hydrogen sulfide and carbon monoxide using a precious metal promoted metal oxide/sulfide catalyst
RU2189981C1 (ru) Способ получения тетрагидротиофена
CA1125212A (en) Catalyst and process for hydroconversion of hydrocarbons using steam

Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
KB Patent renewed
KB Patent renewed
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees