IL94249A0 - Process for the preparation of brominated compounds - Google Patents
Process for the preparation of brominated compoundsInfo
- Publication number
- IL94249A0 IL94249A0 IL94249A IL9424990A IL94249A0 IL 94249 A0 IL94249 A0 IL 94249A0 IL 94249 A IL94249 A IL 94249A IL 9424990 A IL9424990 A IL 9424990A IL 94249 A0 IL94249 A0 IL 94249A0
- Authority
- IL
- Israel
- Prior art keywords
- preparation
- brominated compounds
- alcohol
- brought
- contact
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
- C07D309/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
- C07D309/04—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B39/00—Halogenation
-
- 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
- C07C17/16—Preparation of halogenated hydrocarbons by replacement by halogens of hydroxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/62—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by introduction of halogen; by substitution of halogen atoms by other halogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Pyrane Compounds (AREA)
Abstract
The process of the invention for brominating alcohol is characterised in that it comprises the following stages: - the alcohol is brought into contact with at least one reactant chosen from thionyl chloride, phosgene and phosphorus oxychloride; - the reaction mixture or the reaction product originating from the preceding stage is brought into contact with a brominating agent.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8905811A FR2646668B1 (en) | 1989-05-02 | 1989-05-02 | PROCESS FOR THE PREPARATION OF BROMINATED DERIVATIVES, PARTICULARLY FROM ALCOHOLS |
Publications (2)
Publication Number | Publication Date |
---|---|
IL94249A0 true IL94249A0 (en) | 1991-03-10 |
IL94249A IL94249A (en) | 1998-01-04 |
Family
ID=9381347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL94249A IL94249A (en) | 1989-05-02 | 1990-05-01 | Process for the preparation of brominated compounds from the corresponding alcohols |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0398774B1 (en) |
JP (1) | JPH0651644B2 (en) |
AT (1) | ATE157956T1 (en) |
CA (1) | CA2015791A1 (en) |
DE (1) | DE69031404T2 (en) |
FR (1) | FR2646668B1 (en) |
IL (1) | IL94249A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6475572B2 (en) | 2000-04-06 | 2002-11-05 | 3M Innovative Properties Company | Electrostatically assisted coating method with focused web-borne charges |
FR2876100B1 (en) * | 2004-10-04 | 2006-12-08 | Rhodia Chimie Sa | PROCESS FOR THE STEREOSELECTIVE PREPARATION OF A MOLECULE COMPRISING AN ALPHA FLUOR OF AN ESTER OR KETONE GROUP |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1381919A (en) * | 1971-10-16 | 1975-01-29 | Kalk Chemische Fabrik Gmbh | Preparation of bromocarboxylic acids and alkyl bromides |
-
1989
- 1989-05-02 FR FR8905811A patent/FR2646668B1/en not_active Expired - Lifetime
-
1990
- 1990-04-23 EP EP90401085A patent/EP0398774B1/en not_active Expired - Lifetime
- 1990-04-23 DE DE69031404T patent/DE69031404T2/en not_active Expired - Fee Related
- 1990-04-23 AT AT90401085T patent/ATE157956T1/en not_active IP Right Cessation
- 1990-05-01 CA CA002015791A patent/CA2015791A1/en not_active Abandoned
- 1990-05-01 IL IL94249A patent/IL94249A/en not_active IP Right Cessation
- 1990-05-02 JP JP2115295A patent/JPH0651644B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH02306925A (en) | 1990-12-20 |
DE69031404D1 (en) | 1997-10-16 |
ATE157956T1 (en) | 1997-09-15 |
IL94249A (en) | 1998-01-04 |
DE69031404T2 (en) | 1998-03-26 |
FR2646668A1 (en) | 1990-11-09 |
FR2646668B1 (en) | 1991-10-25 |
EP0398774B1 (en) | 1997-09-10 |
JPH0651644B2 (en) | 1994-07-06 |
CA2015791A1 (en) | 1990-11-02 |
EP0398774A1 (en) | 1990-11-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FF | Patent granted | ||
KB | Patent renewed | ||
MM9K | Patent not in force due to non-payment of renewal fees |