CA1023766A - Process for the production of 3-halogen- and 3,5-dihalogen-phenols - Google Patents
Process for the production of 3-halogen- and 3,5-dihalogen-phenolsInfo
- Publication number
- CA1023766A CA1023766A CA187,162A CA187162A CA1023766A CA 1023766 A CA1023766 A CA 1023766A CA 187162 A CA187162 A CA 187162A CA 1023766 A CA1023766 A CA 1023766A
- Authority
- CA
- Canada
- Prior art keywords
- dihalogen
- phenols
- halogen
- production
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
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
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 (1)
| Publication Number | Publication Date |
|---|---|
| CA1023766A true CA1023766A (en) | 1978-01-03 |
Family
ID=27184885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA187,162A Expired CA1023766A (en) | 1972-12-05 | 1973-12-03 | Process for the production of 3-halogen- and 3,5-dihalogen-phenols |
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)
| 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 |
| 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 |
| 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 |
| 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 |
-
1973
- 1973-11-28 GB GB5509373A patent/GB1419603A/en not_active Expired
- 1973-12-03 LU LU68921A patent/LU68921A1/xx unknown
- 1973-12-03 NL NL7316527A patent/NL7316527A/xx not_active Application Discontinuation
- 1973-12-03 IT IT54051/73A patent/IT1000182B/en active
- 1973-12-03 AT AT1009773A patent/AT329023B/en not_active IP Right Cessation
- 1973-12-03 IL IL43738A patent/IL43738A/en unknown
- 1973-12-03 CA CA187,162A patent/CA1023766A/en not_active Expired
- 1973-12-03 CH CH1697173A patent/CH592592A5/xx not_active IP Right Cessation
- 1973-12-04 IE IE02188/73A patent/IE38873B1/en unknown
- 1973-12-04 ES ES421137A patent/ES421137A1/en not_active Expired
- 1973-12-04 JP JP48134962A patent/JPS5745727B2/ja not_active Expired
- 1973-12-04 DK DK655173A patent/DK143226C/en active
- 1973-12-05 FR FR7343484A patent/FR2209738B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IL43738A0 (en) | 1974-03-14 |
| JPS4993330A (en) | 1974-09-05 |
| ATA1009773A (en) | 1975-07-15 |
| FR2209738B1 (en) | 1977-08-05 |
| GB1419603A (en) | 1975-12-31 |
| JPS5745727B2 (en) | 1982-09-29 |
| IE38873B1 (en) | 1978-06-21 |
| IE38873L (en) | 1974-06-05 |
| NL7316527A (en) | 1974-06-07 |
| CH592592A5 (en) | 1977-10-31 |
| LU68921A1 (en) | 1974-02-11 |
| FR2209738A1 (en) | 1974-07-05 |
| ES421137A1 (en) | 1976-07-01 |
| AT329023B (en) | 1976-04-26 |
| DK143226B (en) | 1981-07-27 |
| DK143226C (en) | 1981-12-07 |
| IL43738A (en) | 1977-03-31 |
| IT1000182B (en) | 1976-03-30 |
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