DK170478B1 - Fremgangsmåde til fremstilling af 4,4'-isopropylidendithio-bis-(2,6-di-tert.butylphenol) - Google Patents

Fremgangsmåde til fremstilling af 4,4'-isopropylidendithio-bis-(2,6-di-tert.butylphenol) Download PDF

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Publication number
DK170478B1
DK170478B1 DK014188A DK14188A DK170478B1 DK 170478 B1 DK170478 B1 DK 170478B1 DK 014188 A DK014188 A DK 014188A DK 14188 A DK14188 A DK 14188A DK 170478 B1 DK170478 B1 DK 170478B1
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DK
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Prior art keywords
bis
tert
polysulfide
butylphenol
lead
Prior art date
Application number
DK014188A
Other languages
Danish (da)
English (en)
Other versions
DK14188D0 (da
DK14188A (da
Inventor
Richard M Van Effen
Original Assignee
Merrell Dow Pharma
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 Pharma filed Critical Merrell Dow Pharma
Publication of DK14188D0 publication Critical patent/DK14188D0/da
Publication of DK14188A publication Critical patent/DK14188A/da
Application granted granted Critical
Publication of DK170478B1 publication Critical patent/DK170478B1/da

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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

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  • 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)
DK014188A 1987-01-14 1988-01-13 Fremgangsmåde til fremstilling af 4,4'-isopropylidendithio-bis-(2,6-di-tert.butylphenol) DK170478B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US311587 1987-01-14
US07/003,115 US4772363A (en) 1987-01-14 1987-01-14 Process for preparing 2,6-di-tertiarybutyl-4-mercaptophenol by electrocatalysis

Publications (3)

Publication Number Publication Date
DK14188D0 DK14188D0 (da) 1988-01-13
DK14188A DK14188A (da) 1988-07-15
DK170478B1 true DK170478B1 (da) 1995-09-11

Family

ID=21704237

Family Applications (1)

Application Number Title Priority Date Filing Date
DK014188A DK170478B1 (da) 1987-01-14 1988-01-13 Fremgangsmåde til fremstilling af 4,4'-isopropylidendithio-bis-(2,6-di-tert.butylphenol)

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)
JPS4910663B1 (es) * 1969-04-30 1974-03-12
JPS5233101B1 (es) * 1969-04-30 1977-08-26
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.
FR2221445B1 (es) * 1973-03-12 1979-04-20 Crown Zellerbach Corp
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
EP0277491A1 (en) 1988-08-10
KR880008979A (ko) 1988-09-13
ES2026207T3 (es) 1992-04-16
IE880087L (en) 1988-07-14
IE60347B1 (en) 1994-06-29
CA1323323C (en) 1993-10-19
GR3002872T3 (en) 1993-01-25
US4772363A (en) 1988-09-20
DK14188D0 (da) 1988-01-13
JP2650037B2 (ja) 1997-09-03
EP0277491B1 (en) 1991-10-09
DE3865309D1 (de) 1991-11-14
DK14188A (da) 1988-07-15
ATE68214T1 (de) 1991-10-15
JPS63192884A (ja) 1988-08-10

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