CA2064564A1 - Process for preparing 2,6-dicholoroquinoxaline - Google Patents

Process for preparing 2,6-dicholoroquinoxaline

Info

Publication number
CA2064564A1
CA2064564A1 CA 2064564 CA2064564A CA2064564A1 CA 2064564 A1 CA2064564 A1 CA 2064564A1 CA 2064564 CA2064564 CA 2064564 CA 2064564 A CA2064564 A CA 2064564A CA 2064564 A1 CA2064564 A1 CA 2064564A1
Authority
CA
Canada
Prior art keywords
chloro
hydroxyquinoxaline
sodium salt
oxide
sodium hydroxide
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.)
Abandoned
Application number
CA 2064564
Other languages
English (en)
French (fr)
Inventor
Wolfgang Daub
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoechst AG
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2064564A1 publication Critical patent/CA2064564A1/en
Abandoned legal-status Critical Current

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
    • C07D241/50Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems with hetero atoms directly attached to ring nitrogen atoms
    • C07D241/52Oxygen atoms
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Plural Heterocyclic Compounds (AREA)
CA 2064564 1989-08-05 1990-07-16 Process for preparing 2,6-dicholoroquinoxaline Abandoned CA2064564A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19893925969 DE3925969A1 (de) 1989-08-05 1989-08-05 Verfahren zur herstellung von 2,6-dichlorchinoxalin
DEP3925969.2 1989-08-05

Publications (1)

Publication Number Publication Date
CA2064564A1 true CA2064564A1 (en) 1991-02-06

Family

ID=6386594

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2064564 Abandoned CA2064564A1 (en) 1989-08-05 1990-07-16 Process for preparing 2,6-dicholoroquinoxaline

Country Status (5)

Country Link
JP (1) JPH04507406A (enrdf_load_stackoverflow)
CA (1) CA2064564A1 (enrdf_load_stackoverflow)
DE (1) DE3925969A1 (enrdf_load_stackoverflow)
IN (1) IN169080B (enrdf_load_stackoverflow)
WO (1) WO1991001977A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101914069A (zh) * 2010-07-29 2010-12-15 安徽丰乐农化有限责任公司 6-氯-2-羟基喹喔啉的氯化新工艺

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100345831C (zh) * 2005-11-10 2007-10-31 吴永虎 高纯度2,6-二氯喹喔啉的制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4636562A (en) * 1982-05-07 1987-01-13 E. I. Du Pont De Nemours And Company Process for preparing 6-halo-2-chloroquinoxaline
US4814444A (en) * 1987-06-19 1989-03-21 Uniroyal Chemical Company, Inc. Process for the selective reduction of 2-hydroxyquinoxaline-4-oxides
IL86416A (en) * 1987-06-19 1993-07-08 Uniroyal Chem Co Inc Process for the preparation of 2-quinoxalinol derivatives

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101914069A (zh) * 2010-07-29 2010-12-15 安徽丰乐农化有限责任公司 6-氯-2-羟基喹喔啉的氯化新工艺

Also Published As

Publication number Publication date
JPH04507406A (ja) 1992-12-24
DE3925969A1 (de) 1991-02-07
IN169080B (enrdf_load_stackoverflow) 1991-08-31
WO1991001977A1 (de) 1991-02-21

Similar Documents

Publication Publication Date Title
US4636562A (en) Process for preparing 6-halo-2-chloroquinoxaline
EP0569021A1 (en) Process for the preparation of 4-phenoxyquinoline compounds
CA2064564A1 (en) Process for preparing 2,6-dicholoroquinoxaline
EP0427335A1 (en) An aqueous process for the preparation of 5-methyl-N-(aryl)-1,2,4-triazolo (1,5-a)pyrimidine-2-sulfonamides
CA2379294C (en) Process for preparing dibenzothiazepine derivatives
JP2646907B2 (ja) 6−アミノ−7−フルオロ−2h−1,4−ベンズオキサジン−3(4h)−オンの製造法
US5118832A (en) Process for the preparation of alkyl 3-chloroanthranilates
EP1177165B1 (en) Processes for preparing pesticidal intermediates
CA1068702A (en) 4,5-dihydrotetrazolo (1,5-a) quinoxalines
CA2136885A1 (en) Process for preparing imidazopyridine derivatives
US4429156A (en) Process for the preparation of m-halogen-substituted anilines
US3911012A (en) Method of preparing 4-chloro-derivatives of phenylformamidine and salts thereof
US4297493A (en) Manufacture of 4-amino-5-chloro-1-phenylpyridaz-6-one using aqueous phenol-4-sulfonic acid
KR101053816B1 (ko) N-치환된 포름아미드의 제조 방법
US4485248A (en) Process for producing 2,4-diamino-(3,5-dimethoxy-4-methoxyethoxy-benzyl)-pyrimidine
US5270469A (en) Process of preparing 3-phenyl-quinoline-5-carboxylic acid
US5571928A (en) 4-amino-3-hydroxy-phthalimidine, and a process for the preparation thereof
JP3012993B2 (ja) 6―アミノ―3―クロロピリダジンの製造法
EP0295815A2 (en) Process for production of 2-quinoxalines
EP0927714B1 (en) Process for the separation of nitrotoluic acid isomers
DE69703415T2 (de) Verfahren zur Herstellung von 2,4-Dioxo-3-Azabicyclo(3.1.0)Hexanen
US5602255A (en) Process for producing tetrahydroisoquinoline-3-carboxylic acid compounds
US5618957A (en) Method of producing salcomine
EP0706993B1 (en) Method of purifying acifluorfen
EP1345911B1 (en) Process for preparing 2-methoxy-4-methyl-6-methylamino-1,3,5-triazine

Legal Events

Date Code Title Description
FZDE Dead