DK0537540T3 - Fremgangsmåde til radikalisk chlorering eller bromering af methylaromater - Google Patents

Fremgangsmåde til radikalisk chlorering eller bromering af methylaromater

Info

Publication number
DK0537540T3
DK0537540T3 DK92116539.5T DK92116539T DK0537540T3 DK 0537540 T3 DK0537540 T3 DK 0537540T3 DK 92116539 T DK92116539 T DK 92116539T DK 0537540 T3 DK0537540 T3 DK 0537540T3
Authority
DK
Denmark
Prior art keywords
bromination
radical chlorination
methyl aromatics
aromatics
methyl
Prior art date
Application number
DK92116539.5T
Other languages
English (en)
Inventor
Guido Dr Steffan
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
Application filed by Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of DK0537540T3 publication Critical patent/DK0537540T3/da

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D241/00Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
    • C07D241/36Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems
    • C07D241/38Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems with only hydrogen or carbon atoms directly attached to the ring nitrogen atoms
    • C07D241/40Benzopyrazines
    • C07D241/44Benzopyrazines with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the hetero ring
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07BGENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B39/00Halogenation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/58Preparation of carboxylic acid halides
    • C07C51/62Preparation of carboxylic acid halides by reactions not involving the carboxylic acid halide group
DK92116539.5T 1991-10-11 1992-09-28 Fremgangsmåde til radikalisk chlorering eller bromering af methylaromater DK0537540T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4133676A DE4133676A1 (de) 1991-10-11 1991-10-11 Verfahren zur radikalischen chlorierung oder bromierung von methylaromaten

Publications (1)

Publication Number Publication Date
DK0537540T3 true DK0537540T3 (da) 1997-03-24

Family

ID=6442481

Family Applications (1)

Application Number Title Priority Date Filing Date
DK92116539.5T DK0537540T3 (da) 1991-10-11 1992-09-28 Fremgangsmåde til radikalisk chlorering eller bromering af methylaromater

Country Status (13)

Country Link
US (1) US5723613A (da)
EP (1) EP0537540B1 (da)
JP (1) JP3132923B2 (da)
KR (1) KR100243453B1 (da)
CA (1) CA2080204A1 (da)
DE (2) DE4133676A1 (da)
DK (1) DK0537540T3 (da)
ES (1) ES2093750T3 (da)
GR (1) GR3021830T3 (da)
HU (1) HU210669B (da)
IL (1) IL103395A (da)
TW (1) TW234114B (da)
ZA (1) ZA927781B (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4313586A1 (de) * 1993-04-26 1994-10-27 Bayer Ag Verfahren zur Herstellung von Chinoxalinen
EP1471639A1 (en) * 2003-04-25 2004-10-27 Alcatel Active inductor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3230268A (en) * 1962-04-09 1966-01-18 Fuso Chemical Co Ltd Preparation of chloro-substituted benzene derivatives
US4046656A (en) * 1976-12-06 1977-09-06 The Dow Chemical Company Photochlorination process for methyl aromatic compounds
DE3039884A1 (de) * 1980-10-22 1982-05-19 Bayer Ag, 5090 Leverkusen Trichlormethylchinoxaline, verfahren zu ihrer herstellung sowie ihre verwendung als zwischenprodukte bei der herstellung von reaktivkomponenten von reaktivfarbstoffen
DE3142856A1 (de) * 1981-10-29 1983-05-11 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von 2,4-dichlor-5-fluor-benzoylchlorid
DE3730476A1 (de) * 1987-09-11 1989-03-23 Bayer Ag Herstellung von substituierten benzotrichloriden
JPH02240031A (ja) * 1989-03-13 1990-09-25 Sumitomo Seika Chem Co Ltd α―クロロアルキル芳香族炭化水素の製造方法

Also Published As

Publication number Publication date
KR100243453B1 (ko) 2000-02-01
JPH05271103A (ja) 1993-10-19
EP0537540A1 (de) 1993-04-21
TW234114B (da) 1994-11-11
US5723613A (en) 1998-03-03
CA2080204A1 (en) 1993-04-12
KR930007868A (ko) 1993-05-20
DE59207429D1 (de) 1996-11-28
ES2093750T3 (es) 1997-01-01
ZA927781B (en) 1993-04-20
IL103395A (en) 1996-10-16
DE4133676A1 (de) 1993-04-15
GR3021830T3 (en) 1997-02-28
IL103395A0 (en) 1993-03-15
JP3132923B2 (ja) 2001-02-05
HU210669B (en) 1995-06-28
HU9203207D0 (en) 1992-12-28
HUT62847A (en) 1993-06-28
EP0537540B1 (de) 1996-10-23

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