DK0474037T3 - Fremgangsmåde til fremstilling af 3-methyl-pyrazol - Google Patents

Fremgangsmåde til fremstilling af 3-methyl-pyrazol

Info

Publication number
DK0474037T3
DK0474037T3 DK91114026.7T DK91114026T DK0474037T3 DK 0474037 T3 DK0474037 T3 DK 0474037T3 DK 91114026 T DK91114026 T DK 91114026T DK 0474037 T3 DK0474037 T3 DK 0474037T3
Authority
DK
Denmark
Prior art keywords
pyrazole
methyl
preparation
iodine
ethynylalkylcarbinols
Prior art date
Application number
DK91114026.7T
Other languages
English (en)
Inventor
Hans Rupert Dr Merkle
Erich Fretschner
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of DK0474037T3 publication Critical patent/DK0474037T3/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/12—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three 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
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/56—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
    • C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
DK91114026.7T 1990-09-07 1991-08-22 Fremgangsmåde til fremstilling af 3-methyl-pyrazol DK0474037T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4028393A DE4028393A1 (de) 1990-09-07 1990-09-07 Verfahren zur herstellung von 3-methylpyrazol

Publications (1)

Publication Number Publication Date
DK0474037T3 true DK0474037T3 (da) 1994-08-15

Family

ID=6413785

Family Applications (1)

Application Number Title Priority Date Filing Date
DK91114026.7T DK0474037T3 (da) 1990-09-07 1991-08-22 Fremgangsmåde til fremstilling af 3-methyl-pyrazol

Country Status (10)

Country Link
US (1) US5128480A (da)
EP (1) EP0474037B1 (da)
JP (1) JP3009515B2 (da)
KR (1) KR0174272B1 (da)
AT (1) ATE108443T1 (da)
CA (1) CA2048456C (da)
DE (2) DE4028393A1 (da)
DK (1) DK0474037T3 (da)
ES (1) ES2056537T3 (da)
HU (1) HU209540B (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE173725T1 (de) * 1992-07-28 1998-12-15 Merck Sharp & Dohme Azazyklische verbindungen
DE4328228A1 (de) * 1993-08-23 1995-03-02 Basf Ag Verfahren zur Herstellung von Pyrazol und dessen Derivaten
ATE267173T1 (de) 1997-06-23 2004-06-15 Basf Ag Verfahren zur herstellung substituierter pyrazole
DE19958269A1 (de) 1999-12-03 2001-06-07 Basf Ag Düngemittelformulierungen die Polysulfonsäuren enthalten
AU2006240490A1 (en) * 2005-04-21 2006-11-02 Paladin Labs (Barbados) Inc. Process for the preparation of ultrapure 4-methylprazole
PT3080057T (pt) 2013-12-13 2019-06-11 Eurochem Agro Gmbh Mistura de fertilizante que contém inibidor de nitrificação
ES2691371T3 (es) 2015-06-22 2018-11-27 Eurochem Agro Gmbh Mezcla para el tratamiento de fertilizantes con contenido en urea
DE102018208770A1 (de) 2018-06-04 2019-12-05 Eurochem Agro Gmbh Emulsion zur Behandlung von harnstoffhaltigen Düngemitteln
WO2020126645A1 (en) 2018-12-21 2020-06-25 Basf Se Process for preparing 2-(3, 4-dimethyl- 1 h-pyrazole-1 -yl) succinic acid and 2-(4, 5-dim ethyl- 1 h-pyrazole-1 -yl) succinic acid in a two phase solvent system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3029160A1 (de) * 1980-08-01 1982-03-04 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von pyrazolen
DE3035394A1 (de) * 1980-09-19 1982-05-06 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von pyrazol
DE3035395A1 (de) * 1980-09-19 1982-05-06 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von pyrazol
DE3712204A1 (de) * 1987-04-10 1988-10-27 Bayer Ag 3-halogenalkyl-1-aryl-pyrazole
DE3918979A1 (de) * 1989-06-10 1990-12-13 Basf Ag Verfahren zur herstellung von pyrazol und dessen derivaten

Also Published As

Publication number Publication date
HU209540B (en) 1994-07-28
KR0174272B1 (ko) 1999-02-18
US5128480A (en) 1992-07-07
ES2056537T3 (es) 1994-10-01
JPH04270268A (ja) 1992-09-25
JP3009515B2 (ja) 2000-02-14
CA2048456A1 (en) 1992-03-08
EP0474037B1 (de) 1994-07-13
HUT58703A (en) 1992-03-30
ATE108443T1 (de) 1994-07-15
HU912892D0 (en) 1992-01-28
KR920006321A (ko) 1992-04-27
DE4028393A1 (de) 1992-03-12
EP0474037A1 (de) 1992-03-11
CA2048456C (en) 2001-07-10
DE59102161D1 (de) 1994-08-18

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