BR8207141A - Processo continuo,em fase de vapor,para preparar alquil-mercaptans de alta pureza - Google Patents

Processo continuo,em fase de vapor,para preparar alquil-mercaptans de alta pureza

Info

Publication number
BR8207141A
BR8207141A BR8207141A BR8207141A BR8207141A BR 8207141 A BR8207141 A BR 8207141A BR 8207141 A BR8207141 A BR 8207141A BR 8207141 A BR8207141 A BR 8207141A BR 8207141 A BR8207141 A BR 8207141A
Authority
BR
Brazil
Prior art keywords
mercaptans
high purity
prepare high
continuous steam
steam process
Prior art date
Application number
BR8207141A
Other languages
English (en)
Inventor
Robert Bonner Hager
Original Assignee
Pennwalt Corp
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 Pennwalt Corp filed Critical Pennwalt Corp
Publication of BR8207141A publication Critical patent/BR8207141A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C321/00—Thiols, sulfides, hydropolysulfides or polysulfides

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)
  • Catalysts (AREA)
BR8207141A 1981-12-17 1982-12-09 Processo continuo,em fase de vapor,para preparar alquil-mercaptans de alta pureza BR8207141A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/331,486 US4396778A (en) 1980-09-03 1981-12-17 Process for converting dialkyl sulfides to alkyl mercaptans

Publications (1)

Publication Number Publication Date
BR8207141A true BR8207141A (pt) 1983-10-11

Family

ID=23294170

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8207141A BR8207141A (pt) 1981-12-17 1982-12-09 Processo continuo,em fase de vapor,para preparar alquil-mercaptans de alta pureza

Country Status (8)

Country Link
US (1) US4396778A (pt)
EP (1) EP0082500B1 (pt)
JP (1) JPS58146556A (pt)
BR (1) BR8207141A (pt)
CA (1) CA1184201A (pt)
DE (1) DE3263792D1 (pt)
MX (1) MX166830B (pt)
ZA (1) ZA828409B (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5026915A (en) * 1985-05-13 1991-06-25 Atochem North America, Inc. Process for the manufacture of dialkyl disulfides
FR2627184B1 (fr) * 1988-02-17 1990-07-13 Elf Aquitaine Procede de preparation de dithiols
US5453543A (en) * 1994-10-11 1995-09-26 Elf Atochem North America, Inc. Process for the manufacture of high purity linear C4 + alkyl mercaptans
JP4959063B2 (ja) * 2001-03-09 2012-06-20 和光純薬工業株式会社 チオール化合物を含んでなる反応試薬
FR2844726B1 (fr) * 2002-09-25 2004-12-03 Atofina Procede catalytique de fabricaton de mercaptans a partir de thioethers
RU2394023C2 (ru) * 2003-10-10 2010-07-10 Эвоник Дегусса Гмбх Способ получения метилмеркаптана
DE102007007458A1 (de) * 2007-02-15 2008-08-21 Evonik Degussa Gmbh Verfahren zur Herstellung von Methylmercaptan aus Dialkylsulfiden und Dialkylpolysulfiden
MX2018012649A (es) 2016-05-31 2019-01-30 Novus Int Inc Proceso para producir metil mercaptano a partir de sulfuro de dimetilo.
US10273204B2 (en) 2016-08-19 2019-04-30 Chevron Phillips Chemical Company Lp Process for conversion of dimethyl sulfide to methyl mercaptan
FR3124184B1 (fr) 2021-06-21 2024-08-02 Arkema France Procede de preparation de mercaptans par sulfhydrolyse de dialkylsulfures avec pre-traitement de catalyseur

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2816146A (en) * 1953-04-06 1957-12-10 Union Oil Co Preparation of organic sulfides
US2910506A (en) * 1956-11-28 1959-10-27 Pure Oil Co Process of preparing low molecular weight alkyl monosulfides
US4005149A (en) * 1975-05-01 1977-01-25 Phillips Petroleum Company Mercaptans by hydrogen sulfide-cleavage of organic sulfides in presence of carbon disulfide
JPS5246203A (en) * 1975-10-11 1977-04-12 Hitachi Ltd Method of controlling feed-water pumps for power genration plant
US4059636A (en) * 1976-05-04 1977-11-22 Phillips Petroleum Company Mercaptans by catalytic cleavage of organic sulfides
US4102931A (en) * 1977-05-17 1978-07-25 Pennwalt Corporation Manufacture of tertiary mercaptans using zeolite catalysts
US4313006A (en) * 1980-09-03 1982-01-26 Pennwalt Corporation Process for converting dialkyl sulfides to alkyl mercaptans

Also Published As

Publication number Publication date
JPH0320387B2 (pt) 1991-03-19
CA1184201A (en) 1985-03-19
US4396778A (en) 1983-08-02
EP0082500A1 (en) 1983-06-29
JPS58146556A (ja) 1983-09-01
ZA828409B (en) 1983-09-28
DE3263792D1 (en) 1985-06-27
EP0082500B1 (en) 1985-05-22
MX166830B (es) 1993-02-08

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Legal Events

Date Code Title Description
MM Lapse due to non-payment of fees (art. 50)
B15K Others concerning applications: alteration of classification

Free format text: PROCEDIMENTO AUTOMATICO DE RECLASSIFICACAO. AS CLASSIFICACOES IPC ANTERIORES ERAM: C07C 149/06; B01J 29/28; C07C 313/00; C07C 321/02; C07C 321/04; C07C 321/06; C07C 321/22; C07C 321/00.

Ipc: C07C 321/00 (2006.01)

Ipc: C07C 321/00 (2006.01)