IL43738A0 - A process and a catalyst for the production of 3-halophenol and 3,5-dihalophenol - Google Patents

A process and a catalyst for the production of 3-halophenol and 3,5-dihalophenol

Info

Publication number
IL43738A0
IL43738A0 IL7343738A IL4373873A IL43738A0 IL 43738 A0 IL43738 A0 IL 43738A0 IL 7343738 A IL7343738 A IL 7343738A IL 4373873 A IL4373873 A IL 4373873A IL 43738 A0 IL43738 A0 IL 43738A0
Authority
IL
Israel
Prior art keywords
dihalophenol
halophenol
catalyst
production
Prior art date
Application number
IL7343738A
Other versions
IL43738A (en
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 DE19732344925 external-priority patent/DE2344925C3/en
Priority claimed from DE2344926A external-priority patent/DE2344926C3/en
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of IL43738A0 publication Critical patent/IL43738A0/en
Publication of IL43738A publication Critical patent/IL43738A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01Preparation of ethers
    • C07C41/18Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/24Preparation of ethers by reactions not forming ether-oxygen bonds by elimination of halogens, e.g. elimination of HCl
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/02Sulfur, selenium or tellurium; Compounds thereof
    • B01J27/04Sulfides
    • B01J27/043Sulfides with iron group metals or platinum group metals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/20Sulfiding
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C323/00Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/50Preparation 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)
IL43738A 1972-12-05 1973-12-03 Process for the production of 3-halophenols and 3,5-dihalophenols IL43738A (en)

Applications Claiming Priority (3)

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

Publications (2)

Publication Number Publication Date
IL43738A0 true IL43738A0 (en) 1974-03-14
IL43738A IL43738A (en) 1977-03-31

Family

ID=27184885

Family Applications (1)

Application Number Title Priority Date Filing Date
IL43738A IL43738A (en) 1972-12-05 1973-12-03 Process for the production of 3-halophenols and 3,5-dihalophenols

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
FR2496641A1 (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
FR2496640A1 (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
FR2647032B1 (en) * 1989-04-07 1993-12-10 Atochem PROCESS AND CATALYST FOR DEHALOGENATION OF ALPHAHALOGENIC CARBOXYLIC ACIDS
FR2645531B1 (en) * 1989-04-07 1991-06-07 Atochem PROCESS AND CATALYST FOR DEHALOGENATION OF ALPHAHALOGENIC CARBOXYLIC ACIDS

Also Published As

Publication number Publication date
IT1000182B (en) 1976-03-30
IE38873B1 (en) 1978-06-21
GB1419603A (en) 1975-12-31
CH592592A5 (en) 1977-10-31
DK143226C (en) 1981-12-07
ES421137A1 (en) 1976-07-01
NL7316527A (en) 1974-06-07
DK143226B (en) 1981-07-27
IE38873L (en) 1974-06-05
JPS4993330A (en) 1974-09-05
LU68921A1 (en) 1974-02-11
AT329023B (en) 1976-04-26
CA1023766A (en) 1978-01-03
FR2209738B1 (en) 1977-08-05
IL43738A (en) 1977-03-31
FR2209738A1 (en) 1974-07-05
ATA1009773A (en) 1975-07-15
JPS5745727B2 (en) 1982-09-29

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