IL43738A - Process for the production of 3-halophenols and 3,5-dihalophenols - Google Patents

Process for the production of 3-halophenols and 3,5-dihalophenols

Info

Publication number
IL43738A
IL43738A IL43738A IL4373873A IL43738A IL 43738 A IL43738 A IL 43738A IL 43738 A IL43738 A IL 43738A IL 4373873 A IL4373873 A IL 4373873A IL 43738 A IL43738 A IL 43738A
Authority
IL
Israel
Prior art keywords
catalyst
halogen
sulphur
reaction
carried out
Prior art date
Application number
IL43738A
Other languages
English (en)
Other versions
IL43738A0 (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/de
Priority claimed from DE19732344925 external-priority patent/DE2344925C3/de
Priority claimed from DE2344926A external-priority patent/DE2344926C3/de
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of IL43738A0 publication Critical patent/IL43738A0/xx
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 (de) 1972-12-05 1972-12-05 Verfahren zur herstellung von 3-halogen- und 3,5-dihalogen-phenolen
DE19732344925 DE2344925C3 (de) 1973-09-06 1973-09-06 Verfahren zur Herstellung von 3-Halogen- und 3,5-Dihalogenphenolen
DE2344926A DE2344926C3 (de) 1973-09-06 1973-09-06 Verfahren zur Herstellung von 3-Halogen- bzw. 3,5-Dihalogen-phenolen

Publications (2)

Publication Number Publication Date
IL43738A0 IL43738A0 (en) 1974-03-14
IL43738A true 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 (da)
AT (1) AT329023B (da)
CA (1) CA1023766A (da)
CH (1) CH592592A5 (da)
DK (1) DK143226C (da)
ES (1) ES421137A1 (da)
FR (1) FR2209738B1 (da)
GB (1) GB1419603A (da)
IE (1) IE38873B1 (da)
IL (1) IL43738A (da)
IT (1) IT1000182B (da)
LU (1) LU68921A1 (da)
NL (1) NL7316527A (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2443152C3 (de) * 1974-09-10 1981-05-21 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von durch Halogen meta-substituierten Phenolen
DE2607349A1 (de) * 1976-02-24 1977-08-25 Bayer Ag Mikrobizide meta-chlorphenole
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 (ru) * 1978-11-23 1984-01-30 Предприятие П/Я Р-6913 Катализатор дл деалкилировани алкилбензолов с вод ным паром
FR2496641A1 (fr) * 1980-12-24 1982-06-25 Rhone Poulenc Ind Procede de preparation de phenols metachlores
FR2496639A1 (fr) * 1980-12-24 1982-06-25 Rhone Poulenc Ind Procede de preparation de phenols metachlores
FR2496640A1 (fr) * 1980-12-24 1982-06-25 Rhone Poulenc Ind Procede de preparation de phenols metachlores
JPS60115543A (ja) * 1983-11-26 1985-06-22 Dai Ichi Kogyo Seiyaku Co Ltd 臭素化−p−フエニルフエノ−ル
FR2647032B1 (fr) * 1989-04-07 1993-12-10 Atochem Procede et catalyseur de deshalogenation d'acides carboxyliques alphahalogenes
FR2645531B1 (fr) * 1989-04-07 1991-06-07 Atochem Procede et catalyseur de deshalogenation d'acides carboxyliques alphahalogenes

Also Published As

Publication number Publication date
LU68921A1 (da) 1974-02-11
NL7316527A (da) 1974-06-07
IT1000182B (it) 1976-03-30
FR2209738B1 (da) 1977-08-05
ATA1009773A (de) 1975-07-15
GB1419603A (en) 1975-12-31
DK143226B (da) 1981-07-27
FR2209738A1 (da) 1974-07-05
AT329023B (de) 1976-04-26
CA1023766A (en) 1978-01-03
CH592592A5 (da) 1977-10-31
JPS4993330A (da) 1974-09-05
IE38873B1 (en) 1978-06-21
ES421137A1 (es) 1976-07-01
IE38873L (en) 1974-06-05
JPS5745727B2 (da) 1982-09-29
IL43738A0 (en) 1974-03-14
DK143226C (da) 1981-12-07

Similar Documents

Publication Publication Date Title
JP3819426B2 (ja) アリルエーテル、チオエーテル及びアミン化合物の製造方法
IL43738A (en) Process for the production of 3-halophenols and 3,5-dihalophenols
US3912783A (en) Process and catalyst for preparing of 3-halogen-and 3,5-dihalogen-phenols
US3912782A (en) Catalytic process for preparing 3-halogen- and 3,5-dihalogen-phenols
US4354048A (en) Copper chromite catalysts for oxidative coupling of phenols
US4482755A (en) High yield process for preparing 4,4'-biphenol and para-alkylbenzenes
WO2006015036A2 (en) Processes for preparing benzoquinones and hydroquinones
US4410736A (en) Coupling of phenols with diphenoquinones
EP0781751A1 (en) Process for production of alkyl ether of phenol and catalyst used therein
US4354047A (en) Nickel catalysts for oxidative coupling of phenols
US4487978A (en) High yield process for preparing 4,4'-biphenol and tert-alkylated-alkylbenzenes
JP2516233B2 (ja) ビス(4−ヒドロキシフェニル)−シクロヘキサンの製造方法
EP0127778A1 (en) Process for producing hydroxydiphenyl ethers
IE41792B1 (en) Process for the preparation of meta-substituted halogenophenols
EP0308133A1 (en) A method of oxidising secondary alkyl substituted naphthalenes
US4487977A (en) High yield process for preparing 3,3',5,5'-tetraalkyl-4,4'-biphenol
EP0287675B1 (en) Process for producing biphenols
EP0251614B1 (en) Process for the preparation of 4,4'-biphenol
US4447656A (en) Solvent system for oxidative coupling process
EP0001909B1 (en) Preparation of 1,2-bis(4-hydroxyaryl)ethanes by one-step dehydrohalogenation-rearrangement-hydrogenation of 1,1-bis(4-hydroxyaryl)-2-haloethanes, which may be followed by acylation
EP0287290B1 (en) Preparation process of 4,4'-biphenol, precursor of same and preparation process of precursor
EP0822174B1 (en) Process for the preparation of a naphthylbutanone
EP0868417B1 (en) Method to prepare ortho substituted phenol
US4438284A (en) Catalysts for oxidative coupling of phenols
EP0156352B1 (en) Preparation of (alkylthio-,cycloalkythio- or arylthio)-phenols