DK97889D0 - Fremgangsmaade til fremstilling af 4,4'-dibrombiphenyl - Google Patents
Fremgangsmaade til fremstilling af 4,4'-dibrombiphenylInfo
- Publication number
- DK97889D0 DK97889D0 DK097889A DK97889A DK97889D0 DK 97889 D0 DK97889 D0 DK 97889D0 DK 097889 A DK097889 A DK 097889A DK 97889 A DK97889 A DK 97889A DK 97889 D0 DK97889 D0 DK 97889D0
- Authority
- DK
- Denmark
- Prior art keywords
- dibrombiphenyl
- preparing
- procedure
- Prior art date
Links
- HQJQYILBCQPYBI-UHFFFAOYSA-N 1-bromo-4-(4-bromophenyl)benzene Chemical compound C1=CC(Br)=CC=C1C1=CC=C(Br)C=C1 HQJQYILBCQPYBI-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
- C07C17/12—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms in the ring of aromatic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8802608A FR2628100B1 (fr) | 1988-03-02 | 1988-03-02 | Procede de preparation du dibromo-4,4(prime) biphenyle en milieu solvant et avec catalyseur |
Publications (2)
Publication Number | Publication Date |
---|---|
DK97889D0 true DK97889D0 (da) | 1989-03-01 |
DK97889A DK97889A (da) | 1989-09-03 |
Family
ID=9363817
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK097889A DK97889A (da) | 1988-03-02 | 1989-03-01 | Fremgangsmaade til fremstilling af 4,4'-dibrombiphenyl |
Country Status (6)
Country | Link |
---|---|
US (1) | US4983781A (da) |
EP (1) | EP0331549A1 (da) |
JP (1) | JPH01268652A (da) |
DK (1) | DK97889A (da) |
FR (1) | FR2628100B1 (da) |
IL (1) | IL89430A0 (da) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2633286B1 (fr) * | 1988-06-27 | 1991-08-02 | Rhone Poulenc Chimie | Procede de bromation du biphenyle par brcl |
US5055235A (en) * | 1990-12-12 | 1991-10-08 | Ethyl Corporation | Bromination process |
US6518468B1 (en) | 1994-09-16 | 2003-02-11 | Albemarle Corporation | Bromination process |
US6271417B1 (en) | 1998-07-08 | 2001-08-07 | Albemarble Corporation | Process for producing 3-bromobenzoyl halides |
US6743825B1 (en) * | 2001-08-03 | 2004-06-01 | Albemarle Corporation | Poly(bromoaryl)alkane additives and methods for their preparation and use |
ATE462681T1 (de) * | 2001-12-21 | 2010-04-15 | Chemtura Corp | Verfahren und vorrichtung zur herstellung von decabromdiphenylalkanen |
JP2008007761A (ja) * | 2006-05-31 | 2008-01-17 | Sumitomo Chemical Co Ltd | ブロモ化芳香族化合物の製造方法 |
US7544842B1 (en) * | 2007-12-07 | 2009-06-09 | Xerox Corporation | Process for the preparation of aryl-diamines |
CN101851148A (zh) * | 2010-05-24 | 2010-10-06 | 苏州安正科技有限公司 | 4,4’-二溴联苯的制备方法 |
US20120296134A1 (en) * | 2011-05-22 | 2012-11-22 | Fina Technology, Inc. | Germanium modified catalyst for coupling reactions |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3062899A (en) * | 1960-06-17 | 1962-11-06 | Shell Oil Co | Halogenation process |
FR2105250A3 (en) * | 1970-09-04 | 1972-04-28 | Berk Ltd | Bromination of aromatic compounds - using chlorine in addn to bromine |
US3763248A (en) * | 1971-03-02 | 1973-10-02 | Ethyl Corp | Process for production of poly brominated aromatics |
JPS5564532A (en) * | 1978-11-07 | 1980-05-15 | Hodogaya Chem Co Ltd | Preparation of 4,4'-dibromobiphenyl |
CA1142550A (en) * | 1979-12-27 | 1983-03-08 | Young-Jin Lee | Process for producing 2,5-dichloro-p-xylene |
-
1988
- 1988-03-02 FR FR8802608A patent/FR2628100B1/fr not_active Expired - Lifetime
-
1989
- 1989-02-15 EP EP89400417A patent/EP0331549A1/fr not_active Withdrawn
- 1989-02-22 JP JP1040436A patent/JPH01268652A/ja active Pending
- 1989-02-23 US US07/314,133 patent/US4983781A/en not_active Expired - Fee Related
- 1989-02-27 IL IL89430A patent/IL89430A0/xx unknown
- 1989-03-01 DK DK097889A patent/DK97889A/da not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
IL89430A0 (en) | 1989-09-10 |
FR2628100A1 (fr) | 1989-09-08 |
FR2628100B1 (fr) | 1990-11-30 |
US4983781A (en) | 1991-01-08 |
DK97889A (da) | 1989-09-03 |
JPH01268652A (ja) | 1989-10-26 |
EP0331549A1 (fr) | 1989-09-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHB | Application shelved due to non-payment |