ES2026207T3 - Un procedimiento para preparar 4,4-isopropilidenditio-bis(2,6-di-t-butilfenol). - Google Patents

Un procedimiento para preparar 4,4-isopropilidenditio-bis(2,6-di-t-butilfenol).

Info

Publication number
ES2026207T3
ES2026207T3 ES198888100312T ES88100312T ES2026207T3 ES 2026207 T3 ES2026207 T3 ES 2026207T3 ES 198888100312 T ES198888100312 T ES 198888100312T ES 88100312 T ES88100312 T ES 88100312T ES 2026207 T3 ES2026207 T3 ES 2026207T3
Authority
ES
Spain
Prior art keywords
bis
isopropilidenditio
butylphenol
preparing
procedure
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES198888100312T
Other languages
English (en)
Inventor
Richard M. Van Effen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aventis Pharmaceuticals Inc
Original Assignee
Merrell Dow Pharmaceuticals Inc
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 Merrell Dow Pharmaceuticals Inc filed Critical Merrell Dow Pharmaceuticals Inc
Application granted granted Critical
Publication of ES2026207T3 publication Critical patent/ES2026207T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B3/00—Electrolytic production of organic compounds
    • C25B3/20—Processes
    • C25B3/25—Reduction
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
    • C07C323/10—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and singly-bound oxygen atoms bound to the same carbon skeleton
    • C07C323/18—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and singly-bound oxygen atoms bound to the same carbon skeleton having the sulfur atom of at least one of the thio groups bound to a carbon atom of a six-membered aromatic ring of the carbon skeleton
    • C07C323/20—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and singly-bound oxygen atoms bound to the same carbon skeleton having the sulfur atom of at least one of the thio groups bound to a carbon atom of a six-membered aromatic ring of the carbon skeleton with singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)

Abstract

ESTA INVENCION SE REFIERE A UN PROCESO PARA HACER 2,6-DITERCIARIO BUTIL-4-MERCAPTOFENOL Y 4,4''-ISOPROPILIDENODITIO-BIS (2,6-DI-TERCIARIO BUTILFENOL), QUE SE EFECTUA LLEVANDO A CABO UNA REDUCCION ELECTROCATALITICA DE BI(3,5-DI-TERCIARIO BUTIL-4-HIDROXIFENOL) POLISULFURO EN UN CATODO DE PLOMO EN UN MEDIO ELECTROLITO ACIDICO.
ES198888100312T 1987-01-14 1988-01-12 Un procedimiento para preparar 4,4-isopropilidenditio-bis(2,6-di-t-butilfenol). Expired - Lifetime ES2026207T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/003,115 US4772363A (en) 1987-01-14 1987-01-14 Process for preparing 2,6-di-tertiarybutyl-4-mercaptophenol by electrocatalysis

Publications (1)

Publication Number Publication Date
ES2026207T3 true ES2026207T3 (es) 1992-04-16

Family

ID=21704237

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198888100312T Expired - Lifetime ES2026207T3 (es) 1987-01-14 1988-01-12 Un procedimiento para preparar 4,4-isopropilidenditio-bis(2,6-di-t-butilfenol).

Country Status (11)

Country Link
US (1) US4772363A (es)
EP (1) EP0277491B1 (es)
JP (1) JP2650037B2 (es)
KR (1) KR880008979A (es)
AT (1) ATE68214T1 (es)
CA (1) CA1323323C (es)
DE (1) DE3865309D1 (es)
DK (1) DK170478B1 (es)
ES (1) ES2026207T3 (es)
GR (1) GR3002872T3 (es)
IE (1) IE60347B1 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5401883A (en) * 1987-01-20 1995-03-28 Merrell Dow Pharmaceuticals Inc. Process for preparing 2,6-di-tertiarybutyl-4-mercaptophenol and 4,4'-isopropylidenedithio-bis-(2,6-di-tertiarybutylphenol)
US5677291A (en) * 1993-12-10 1997-10-14 Hoechst Marion Roussel, Inc. Method of lowering serum cholesterol levels with 2,6-di-alkyl-4-silyl-phenols
US5795876A (en) * 1996-04-30 1998-08-18 Hoechst Marion Rousssel, Inc. Method of inhibiting vascular cell adhesion molecule-1 and treating chronic inflammatory diseases with 2, 6-di-alkyl-4-silyl-phenols
US5608095A (en) * 1996-04-30 1997-03-04 Hoechst Marion Roussel, Inc. Alkyl-4-silyl-phenols and esters thereof as antiatherosclerotic agents
US6114572A (en) * 1996-11-20 2000-09-05 Hoechst Marion Roussel, Inc. Substituted phenols and thiophenols useful as antioxidant agents
US6121463A (en) * 1997-06-24 2000-09-19 Hoechst Marion Roussel, Inc. Alkyl-4-silylheterocyclic phenols and thiophenols useful as antioxidant agents
US6133467A (en) * 1997-06-25 2000-10-17 Hoechst Marion Roussel, Inc. 2,6-di-t-butyl-4-[(dimethyl-4-methoxyphenylsilyl)-methyl-oxy]phenol and 2,6-di-t-butyl-4-[(dimethyl-2-methoxy-phenylsilyl)methyloxy]phenol
CN111434805B (zh) * 2019-01-11 2022-07-19 中国科学院上海有机化学研究所 一种含硫化合物的制备方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3479407A (en) * 1968-11-06 1969-11-18 Consolidation Coal Co Sulfurization of 2,6-di-tert-butylphenol
BE744498A (fr) * 1969-01-21 1970-07-15 Consolidation Coal Co Procede de preparation du 4,4-dithiobis-(2,6 di-t-butylphenol)
JPS5233101B1 (es) * 1969-04-30 1977-08-26
JPS4910663B1 (es) * 1969-04-30 1974-03-12
US3576883A (en) * 1969-06-30 1971-04-27 Consolidation Coal Co Alkylidenedithiobisphenols
GB1348491A (en) * 1970-08-13 1974-03-20 Ici Ltd Phenolic polysulphides and their use as antioxidants
CH555327A (de) * 1971-05-26 1974-10-31 Inventa Ag Verfahren zur herstellung von polythiobisphenolen.
GB1425278A (en) * 1973-03-12 1976-02-18 Crown Zellerbach Corp Process for producing mercaptophenols engine exhaust brake unit for vehicles with combustible gas- operated ottocycle internal combustion engines
US3952064A (en) * 1973-03-12 1976-04-20 Crown Zellerbach Corporation Process for producing mercaptophenols
GB1443329A (en) * 1973-10-22 1976-07-21 Exxon Research Engineering Co Thio bisalkylphenols and their use as anti-oxidants in lubricating oils
US4072584A (en) * 1976-12-21 1978-02-07 Allied Chemical Corporation Electrochemical production of organic thiols
JPS54163536A (en) * 1978-06-09 1979-12-26 Nikken Chemicals Co Ltd Thioketal producing method
JPS559041A (en) * 1978-07-07 1980-01-22 Nikken Kagaku Kk Synthesis of thioketal
JPS5517316A (en) * 1978-07-24 1980-02-06 Nikken Kagaku Kk Preparation of thioketal compound

Also Published As

Publication number Publication date
DE3865309D1 (de) 1991-11-14
ATE68214T1 (de) 1991-10-15
DK14188D0 (da) 1988-01-13
JPS63192884A (ja) 1988-08-10
JP2650037B2 (ja) 1997-09-03
IE60347B1 (en) 1994-06-29
GR3002872T3 (en) 1993-01-25
DK14188A (da) 1988-07-15
IE880087L (en) 1988-07-14
KR880008979A (ko) 1988-09-13
DK170478B1 (da) 1995-09-11
CA1323323C (en) 1993-10-19
EP0277491A1 (en) 1988-08-10
US4772363A (en) 1988-09-20
EP0277491B1 (en) 1991-10-09

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