IL94249A0 - Process for the preparation of brominated compounds - Google Patents

Process for the preparation of brominated compounds

Info

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
Application number
IL94249A
Other versions
IL94249A (en
Original Assignee
Rhone Poulenc Chimie
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
Application filed by Rhone Poulenc Chimie filed Critical Rhone Poulenc Chimie
Publication of IL94249A0 publication Critical patent/IL94249A0/en
Publication of IL94249A publication Critical patent/IL94249A/en

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.
IL94249A 1989-05-02 1990-05-01 Process for the preparation of brominated compounds from the corresponding alcohols IL94249A (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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