DK151622C - Fremgangsmaade til selektiv fremstilling af 3-chlor- eller 3,5-dichlorphenoler ved hydrogenering af polychlorphenoler - Google Patents

Fremgangsmaade til selektiv fremstilling af 3-chlor- eller 3,5-dichlorphenoler ved hydrogenering af polychlorphenoler

Info

Publication number
DK151622C
DK151622C DK574381A DK574381A DK151622C DK 151622 C DK151622 C DK 151622C DK 574381 A DK574381 A DK 574381A DK 574381 A DK574381 A DK 574381A DK 151622 C DK151622 C DK 151622C
Authority
DK
Denmark
Prior art keywords
polychlorphenols
dichlorphenols
hydrogeneration
chlor
procedure
Prior art date
Application number
DK574381A
Other languages
Danish (da)
English (en)
Other versions
DK574381A (da
DK151622B (da
Inventor
Georges Cordier
Original Assignee
Rhone Poulenc Ind
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 Rhone Poulenc Ind filed Critical Rhone Poulenc Ind
Publication of DK574381A publication Critical patent/DK574381A/da
Publication of DK151622B publication Critical patent/DK151622B/da
Application granted granted Critical
Publication of DK151622C publication Critical patent/DK151622C/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring

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)
DK574381A 1980-12-24 1981-12-23 Fremgangsmaade til selektiv fremstilling af 3-chlor- eller 3,5-dichlorphenoler ved hydrogenering af polychlorphenoler DK151622C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8027938 1980-12-24
FR8027938A FR2496641A1 (fr) 1980-12-24 1980-12-24 Procede de preparation de phenols metachlores

Publications (3)

Publication Number Publication Date
DK574381A DK574381A (da) 1982-06-25
DK151622B DK151622B (da) 1987-12-21
DK151622C true DK151622C (da) 1988-06-20

Family

ID=9249719

Family Applications (1)

Application Number Title Priority Date Filing Date
DK574381A DK151622C (da) 1980-12-24 1981-12-23 Fremgangsmaade til selektiv fremstilling af 3-chlor- eller 3,5-dichlorphenoler ved hydrogenering af polychlorphenoler

Country Status (6)

Country Link
US (1) US4410739A (enExample)
EP (1) EP0055198B1 (enExample)
JP (1) JPS6050773B2 (enExample)
DE (1) DE3162998D1 (enExample)
DK (1) DK151622C (enExample)
FR (1) FR2496641A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2541992B3 (fr) * 1983-03-02 1985-11-29 Rhone Poulenc Spec Chim Procede de preparation de phenols metachlores
US5051030A (en) * 1990-06-05 1991-09-24 Roy F. Weston, Inc. Chemical detoxification process for treatment of soils contaminated with halogenated organic compounds

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2725402A (en) * 1951-12-24 1955-11-29 Dow Chemical Co Selective reduction of chlorobromophenols
US2803669A (en) * 1955-12-27 1957-08-20 Dow Chemical Co Method of reducing the halogen content of halophenols
DE2344926C3 (de) * 1973-09-06 1981-05-07 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von 3-Halogen- bzw. 3,5-Dihalogen-phenolen
GB1419603A (en) * 1972-12-05 1975-12-31 Bayer Ag Process for the producition of 3-halogen-and 3,5-dihalogen phenols
US3912783A (en) * 1972-12-05 1975-10-14 Bayer Ag Process and catalyst for preparing of 3-halogen-and 3,5-dihalogen-phenols
DE2331712A1 (de) * 1973-06-22 1975-01-23 Celamerck Gmbh & Co Kg Verfahren zur herstellung von 2methoxy-3,6-dichlorbenzoesaeure
DE2443152C3 (de) * 1974-09-10 1981-05-21 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von durch Halogen meta-substituierten Phenolen
GB1458633A (en) * 1974-09-17 1976-12-15 Ici Ltd Process for dehalogenating aromatic compounds
US4285971A (en) * 1978-08-08 1981-08-25 Ciba-Geigy Corporation Novel halogenated phenol esters, antimicrobial compositions containing them and their use

Also Published As

Publication number Publication date
EP0055198A1 (fr) 1982-06-30
DK574381A (da) 1982-06-25
JPS6050773B2 (ja) 1985-11-11
DK151622B (da) 1987-12-21
US4410739A (en) 1983-10-18
JPS57123133A (en) 1982-07-31
FR2496641A1 (fr) 1982-06-25
EP0055198B1 (fr) 1984-04-04
FR2496641B1 (enExample) 1983-03-11
DE3162998D1 (en) 1984-05-10

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Legal Events

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