CO5210922A1 - Produccion de herbicidas de piridazina - Google Patents

Produccion de herbicidas de piridazina

Info

Publication number
CO5210922A1
CO5210922A1 CO97061663A CO97061663A CO5210922A1 CO 5210922 A1 CO5210922 A1 CO 5210922A1 CO 97061663 A CO97061663 A CO 97061663A CO 97061663 A CO97061663 A CO 97061663A CO 5210922 A1 CO5210922 A1 CO 5210922A1
Authority
CO
Colombia
Prior art keywords
formula
piridazine
imf
jpeg
herbicide production
Prior art date
Application number
CO97061663A
Other languages
English (en)
Inventor
Takashi Furukawa
Original Assignee
Sumitomo Chemical Co
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 Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of CO5210922A1 publication Critical patent/CO5210922A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
    • C07D263/52—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems
    • C07D263/54—Benzoxazoles; Hydrogenated benzoxazoles
    • C07D263/58—Benzoxazoles; Hydrogenated benzoxazoles 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 in position 2
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C251/00—Compounds containing nitrogen atoms doubly-bound to a carbon skeleton
    • C07C251/72—Hydrazones
    • C07C251/74—Hydrazones having doubly-bound carbon atoms of hydrazone groups bound to hydrogen atoms or to acyclic carbon atoms
    • C07C251/76—Hydrazones having doubly-bound carbon atoms of hydrazone groups bound to hydrogen atoms or to acyclic carbon atoms to carbon atoms of a saturated carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
    • C07D237/02—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings
    • C07D237/06—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D237/10—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members 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 ring carbon atoms
    • C07D237/14—Oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D265/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom and one oxygen atom as the only ring hetero atoms
    • C07D265/28—1,4-Oxazines; Hydrogenated 1,4-oxazines
    • C07D265/34—1,4-Oxazines; Hydrogenated 1,4-oxazines condensed with carbocyclic rings
    • C07D265/36—1,4-Oxazines; Hydrogenated 1,4-oxazines condensed with carbocyclic rings condensed with one six-membered ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Un ácido carboxílico de fórmula (1):<EMI FILE="97061663_1" ID="1" IMF=JPEG >en donde R2 y R3 son independientemente hidrógeno o alquilo C1-C3 y Q es opcionalmente fenilo sustituido.Un procedimiento para producir un ácido carboxílico de fórmula que consiste en hacer reaccionar un compuesto de hidrazona de fórmula (5) :<EMI FILE="97061663_2" ID="2" IMF=JPEG >en el cual Q y R3 son como se definieron en la reivindicación 1, con un derivado de ácido malónico de fórmula (6):R2CH(COOH)2En donde R2 es como se definió en la reivindicación 1, en presencia de una base.
CO97061663A 1996-10-21 1997-10-21 Produccion de herbicidas de piridazina CO5210922A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP27825596 1996-10-21
JP14624197 1997-06-04

Publications (1)

Publication Number Publication Date
CO5210922A1 true CO5210922A1 (es) 2002-10-30

Family

ID=26477120

Family Applications (1)

Application Number Title Priority Date Filing Date
CO97061663A CO5210922A1 (es) 1996-10-21 1997-10-21 Produccion de herbicidas de piridazina

Country Status (11)

Country Link
US (2) US6156891A (es)
EP (1) EP0934254B1 (es)
KR (1) KR100484986B1 (es)
AR (1) AR009380A1 (es)
AT (1) ATE216358T1 (es)
AU (1) AU4572997A (es)
BR (1) BR9713262B1 (es)
CO (1) CO5210922A1 (es)
DE (1) DE69712082T2 (es)
IL (1) IL129251A (es)
WO (1) WO1998017632A1 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6869913B1 (en) * 1995-08-21 2005-03-22 Sumitomo Chemical Company, Limited Pyridazin-3-one derivatives, their use and intermediates for their production
EP0850227B1 (en) * 1995-08-21 2008-01-09 Sumitomo Chemical Company, Limited Pyridazin-3-one derivatives, their use, and intermediates for their production
CN1264364A (zh) 1997-07-15 2000-08-23 日商·兼商股份有限公司 以烷氧基亚氨基取代二环式衍生物作为有效成分的病害或害虫防除剂
JP2002511452A (ja) * 1998-04-09 2002-04-16 バイエル アクチェンゲゼルシャフト 置換フェニルピリダジノン類
JP3890816B2 (ja) 1998-12-09 2007-03-07 住友化学株式会社 ピリダジン−３−オン誘導体の製造法
JP4581153B2 (ja) * 1999-02-03 2010-11-17 住友化学株式会社 ピリダジン−３−オン誘導体の製造方法
WO2011009039A2 (en) 2009-07-16 2011-01-20 Pathologica Llc Pharmaceutical for oral delivery comprising mgbg and methods of treating disease
ES2859553T3 (es) 2013-01-08 2021-10-04 Pathologica Llc Mitoguazona para el tratamiento de esclerosis múltiple progresiva

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR230050A1 (es) * 1980-10-03 1984-02-29 Rohm & Haas Compuesto derivado de 1-fenil-1,4-dihidro-4-oxo-3,5-dicarboxipirazina,composicion que lo comprende y procedimientos para repararlo
EP0850227B1 (en) * 1995-08-21 2008-01-09 Sumitomo Chemical Company, Limited Pyridazin-3-one derivatives, their use, and intermediates for their production
ZA978995B (en) * 1996-10-21 1998-08-25 Sumitomo Chemical Co Production of pyridazine herbicide

Also Published As

Publication number Publication date
AU4572997A (en) 1998-05-15
AR009380A1 (es) 2000-04-12
US6333413B1 (en) 2001-12-25
KR100484986B1 (ko) 2005-04-22
IL129251A0 (en) 2000-02-17
EP0934254A1 (en) 1999-08-11
BR9713262A (pt) 2000-03-28
DE69712082D1 (de) 2002-05-23
DE69712082T2 (de) 2002-11-14
BR9713262B1 (pt) 2009-01-13
US6156891A (en) 2000-12-05
IL129251A (en) 2003-09-17
KR20000052700A (ko) 2000-08-25
ATE216358T1 (de) 2002-05-15
WO1998017632A1 (en) 1998-04-30
EP0934254B1 (en) 2002-04-17

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