DK548478A - Fremgangsmaade til fremstilling af 2,4,5-trichlorphenol - Google Patents

Fremgangsmaade til fremstilling af 2,4,5-trichlorphenol

Info

Publication number
DK548478A
DK548478A DK548478A DK548478A DK548478A DK 548478 A DK548478 A DK 548478A DK 548478 A DK548478 A DK 548478A DK 548478 A DK548478 A DK 548478A DK 548478 A DK548478 A DK 548478A
Authority
DK
Denmark
Prior art keywords
trichlorphenol
procedure
preparation
Prior art date
Application number
DK548478A
Other languages
English (en)
Inventor
E Cuthbertson
Original Assignee
Sterwin Ag
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 Sterwin Ag filed Critical Sterwin Ag
Publication of DK548478A publication Critical patent/DK548478A/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
    • C07C37/62—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by introduction of halogen; by substitution of halogen atoms by other halogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
DK548478A 1977-12-06 1978-12-04 Fremgangsmaade til fremstilling af 2,4,5-trichlorphenol DK548478A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5077377 1977-12-06

Publications (1)

Publication Number Publication Date
DK548478A true DK548478A (da) 1979-06-07

Family

ID=10457294

Family Applications (1)

Application Number Title Priority Date Filing Date
DK548478A DK548478A (da) 1977-12-06 1978-12-04 Fremgangsmaade til fremstilling af 2,4,5-trichlorphenol

Country Status (6)

Country Link
US (1) US4237321A (da)
EP (1) EP0002373A1 (da)
AT (1) AT360507B (da)
DK (1) DK548478A (da)
FI (1) FI783731A7 (da)
NO (1) NO784070L (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4346248A (en) * 1980-02-20 1982-08-24 Vertac Chemical Corporation Preparation of 2,4,5-trichlorophenol and 2,4,5-trichlorophenoxyacetic acid free of 2,3,7,8-tetrachloro-dibenzo-p-dioxin contamination
DE3132692A1 (de) * 1981-08-19 1983-03-17 Bayer Ag, 5090 Leverkusen Verfahren zur halogenierung von organischen verbindungen
US4564714A (en) * 1984-10-30 1986-01-14 Givaudan Corporation Process for the preparation of 2,4,5-trichlorophenol under acidic conditions
FR2587332B1 (fr) * 1985-09-19 1989-02-17 Rhone Poulenc Spec Chim Procede de chloration selective de composes phenoliques
FR2601001B1 (fr) * 1986-07-02 1988-11-10 Rhone Poulenc Chim Base Procede de chloration de composes phenoliques
FR2611702B1 (fr) * 1987-03-05 1989-06-09 Rhone Poulenc Chimie Procede de chloration de l'orthochlorophenol
FR2611701B1 (fr) * 1987-03-05 1989-06-16 Rhone Poulenc Chimie Procede de chloration de composes phenoliques
FR2618144B1 (fr) * 1987-07-17 1989-11-24 Rhone Poulenc Chimie Procede de chloration de composes phenoliques

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE527393C (de) * 1929-06-09 1931-06-19 I G Farbenindustrie Akt Ges Verfahren zur Herstellung von chlorierten Phenolen
US2494993A (en) * 1943-04-21 1950-01-17 Ici Ltd Manufacture of chlorocresols
US2665314A (en) * 1951-04-04 1954-01-05 Du Pont Selective chlorination of 2, 5-dichlorophenal to 2, 4, 5-trichlorophenol in the presence of 2, 4-dichlorophenal
US2756260A (en) * 1952-08-14 1956-07-24 Dow Chemical Co Method of making trichlorophenol mixtures which are rich in the 2, 4, 5-isomer
NL274287A (da) * 1961-02-03

Also Published As

Publication number Publication date
US4237321A (en) 1980-12-02
NO784070L (no) 1979-06-07
ATA869278A (de) 1980-06-15
AT360507B (de) 1981-01-12
EP0002373A1 (en) 1979-06-13
FI783731A7 (fi) 1979-06-07

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