DK143226C - PROCESS FOR THE PREPARATION OF 3-HALOGENE AND 3,5-DIHALOGENPHENOLES AND CATALYSTS USED - Google Patents

PROCESS FOR THE PREPARATION OF 3-HALOGENE AND 3,5-DIHALOGENPHENOLES AND CATALYSTS USED

Info

Publication number
DK143226C
DK143226C DK655173A DK655173A DK143226C DK 143226 C DK143226 C DK 143226C DK 655173 A DK655173 A DK 655173A DK 655173 A DK655173 A DK 655173A DK 143226 C DK143226 C DK 143226C
Authority
DK
Denmark
Prior art keywords
dihalogenphenoles
halogene
preparation
catalysts used
catalysts
Prior art date
Application number
DK655173A
Other languages
Danish (da)
Other versions
DK143226B (en
Inventor
K Wedemeyer
E Koppelmann
W Evertz
W Kiel
Original Assignee
Bayer 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
Priority claimed from DE19722259433 external-priority patent/DE2259433A1/en
Priority claimed from DE2344926A external-priority patent/DE2344926C3/en
Priority claimed from DE19732344925 external-priority patent/DE2344925C3/en
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of DK143226B publication Critical patent/DK143226B/en
Application granted granted Critical
Publication of DK143226C publication Critical patent/DK143226C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/24—Preparation of ethers by reactions not forming ether-oxygen bonds by elimination of halogens, e.g. elimination of HCl
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
    • B01J27/04—Sulfides
    • B01J27/043—Sulfides with iron group metals or platinum group metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/20—Sulfiding
    • 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
    • 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
    • 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
    • C07C37/50—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DK655173A 1972-12-05 1973-12-04 PROCESS FOR THE PREPARATION OF 3-HALOGENE AND 3,5-DIHALOGENPHENOLES AND CATALYSTS USED DK143226C (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DE2259433 1972-12-05
DE19722259433 DE2259433A1 (en) 1972-12-05 1972-12-05 3-Halo- and 3,5-dihalo-phenols prodn. - by selective partial dehalogenation of higher phenols
DE2344925 1973-09-06
DE2344926A DE2344926C3 (en) 1973-09-06 1973-09-06 Process for the preparation of 3-halophenols or 3,5-dihalophenols
DE19732344925 DE2344925C3 (en) 1973-09-06 1973-09-06 Process for the preparation of 3-halophenols and 3,5-dihalophenols
DE2344926 1973-09-06

Publications (2)

Publication Number Publication Date
DK143226B DK143226B (en) 1981-07-27
DK143226C true DK143226C (en) 1981-12-07

Family

ID=27184885

Family Applications (1)

Application Number Title Priority Date Filing Date
DK655173A DK143226C (en) 1972-12-05 1973-12-04 PROCESS FOR THE PREPARATION OF 3-HALOGENE AND 3,5-DIHALOGENPHENOLES AND CATALYSTS USED

Country Status (13)

Country Link
JP (1) JPS5745727B2 (en)
AT (1) AT329023B (en)
CA (1) CA1023766A (en)
CH (1) CH592592A5 (en)
DK (1) DK143226C (en)
ES (1) ES421137A1 (en)
FR (1) FR2209738B1 (en)
GB (1) GB1419603A (en)
IE (1) IE38873B1 (en)
IL (1) IL43738A (en)
IT (1) IT1000182B (en)
LU (1) LU68921A1 (en)
NL (1) NL7316527A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2443152C3 (en) * 1974-09-10 1981-05-21 Bayer Ag, 5090 Leverkusen Process for the preparation of phenols meta-substituted by halogen
DE2607349A1 (en) * 1976-02-24 1977-08-25 Bayer Ag MICROBICIDAL META-CHLOROPHENOLS
US4215229A (en) * 1978-06-15 1980-07-29 Koppers Company, Inc. Process for alkylating phenolic compounds to produce ortho- and para-monoalkylated phenols and 2,4- and 2,6-dialkylated phenols
SU877836A1 (en) * 1978-11-23 1984-01-30 Предприятие П/Я Р-6913 Catalyst for dealkylating alkyl benzoates with steam
FR2496640A1 (en) * 1980-12-24 1982-06-25 Rhone Poulenc Ind PROCESS FOR THE PREPARATION OF METACHLORIC PHENOLS
FR2496639A1 (en) * 1980-12-24 1982-06-25 Rhone Poulenc Ind PROCESS FOR THE PREPARATION OF METACHLORIC PHENOLS
FR2496641A1 (en) * 1980-12-24 1982-06-25 Rhone Poulenc Ind PROCESS FOR THE PREPARATION OF METACHLORIC PHENOLS
JPS60115543A (en) * 1983-11-26 1985-06-22 Dai Ichi Kogyo Seiyaku Co Ltd Brominated p-phenylphenol
FR2645531B1 (en) * 1989-04-07 1991-06-07 Atochem PROCESS AND CATALYST FOR DEHALOGENATION OF ALPHAHALOGENIC CARBOXYLIC ACIDS
FR2647032B1 (en) * 1989-04-07 1993-12-10 Atochem PROCESS AND CATALYST FOR DEHALOGENATION OF ALPHAHALOGENIC CARBOXYLIC ACIDS

Also Published As

Publication number Publication date
IL43738A0 (en) 1974-03-14
FR2209738B1 (en) 1977-08-05
LU68921A1 (en) 1974-02-11
IE38873B1 (en) 1978-06-21
JPS4993330A (en) 1974-09-05
IT1000182B (en) 1976-03-30
CA1023766A (en) 1978-01-03
IE38873L (en) 1974-06-05
CH592592A5 (en) 1977-10-31
ES421137A1 (en) 1976-07-01
DK143226B (en) 1981-07-27
JPS5745727B2 (en) 1982-09-29
GB1419603A (en) 1975-12-31
NL7316527A (en) 1974-06-07
ATA1009773A (en) 1975-07-15
FR2209738A1 (en) 1974-07-05
IL43738A (en) 1977-03-31
AT329023B (en) 1976-04-26

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