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

Fremgangsmåde til fremstilling af 3-methyl-pyrazol

Info

Publication number: DK0474037T3
Authority: DK; Denmark
Prior art keywords: pyrazole; methyl; preparation; iodine; ethynylalkylcarbinols
Prior art date: 1990-09-07

Application number

DK91114026.7T

Other languages

Danish (da)

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.)

1990-09-07

Filing date

1991-08-22

Publication date

1994-08-15

1991-08-22 Application filed by Basf Ag filed Critical Basf Ag

1994-08-15 Application granted granted Critical

1994-08-15 Publication of DK0474037T3 publication Critical patent/DK0474037T3/da

Links

XKVUYEYANWFIJX-UHFFFAOYSA-N 5-methyl-1h-pyrazole Chemical compound CC1=CC=NN1 XKVUYEYANWFIJX-UHFFFAOYSA-N 0.000 title abstract 2
ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 abstract 1
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
230000003197 catalytic effect Effects 0.000 abstract 1
OAKJQQAXSVQMHS-UHFFFAOYSA-N hydrazine Substances NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 abstract 1
150000002429 hydrazines Chemical class 0.000 abstract 1
229910052740 iodine Inorganic materials 0.000 abstract 1
239000011630 iodine Substances 0.000 abstract 1
150000002497 iodine compounds Chemical class 0.000 abstract 1
150000003839 salts Chemical class 0.000 abstract 1
235000011149 sulphuric acid Nutrition 0.000 abstract 1
239000001117 sulphuric acid Substances 0.000 abstract 1

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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Cosmetics (AREA)

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 (fr)
EP (1)	EP0474037B1 (fr)
JP (1)	JP3009515B2 (fr)
KR (1)	KR0174272B1 (fr)
AT (1)	ATE108443T1 (fr)
CA (1)	CA2048456C (fr)
DE (2)	DE4028393A1 (fr)
DK (1)	DK0474037T3 (fr)
ES (1)	ES2056537T3 (fr)
HU (1)	HU209540B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ES2124318T3 (es) *	1992-07-28	1999-02-01	Merck Sharp & Dohme	Compuestos azaciclicos.
DE4328228A1 (de) *	1993-08-23	1995-03-02	Basf Ag	Verfahren zur Herstellung von Pyrazol und dessen Derivaten
US6229022B1 (en)	1997-06-23	2001-05-08	Basf Aktiengesellschaft	Method for producing substituted pyrazoles
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
MX380237B (es)	2013-12-13	2025-03-12	Eurochem Agro Gmbh	Mezcla fertilizante que contiene inhibidor de la nitrificación.
PT3109223T (pt)	2015-06-22	2018-11-14	Eurochem Agro Gmbh	Mistura para o tratamento de fertilizantes contendo ureia
DE102018208770A1 (de)	2018-06-04	2019-12-05	Eurochem Agro Gmbh	Emulsion zur Behandlung von harnstoffhaltigen Düngemitteln
WO2020126645A1 (fr)	2018-12-21	2020-06-25	Basf Se	Procédé de préparation d'acide 2-(3, 4-diméthyl-1h-pyrazole-1-yl) succinique et d'acide 2-(4, 5-diméthyl-1h-pyrazole-1-yl) succinique dans un système de solvant à deux phases
WO2024099948A1 (fr)	2022-11-07	2024-05-16	Basf Se	Utilisation de phosphate de diméthylpyrazole dans des engrais de type can

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
DE3035395A1 (de) *	1980-09-19	1982-05-06	Bayer Ag, 5090 Leverkusen	Verfahren zur herstellung von pyrazol
DE3035394A1 (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

1990
- 1990-09-07 DE DE4028393A patent/DE4028393A1/de not_active Withdrawn
1991
- 1991-08-06 CA CA002048456A patent/CA2048456C/fr not_active Expired - Lifetime
- 1991-08-15 JP JP3204524A patent/JP3009515B2/ja not_active Expired - Fee Related
- 1991-08-15 US US07/745,177 patent/US5128480A/en not_active Expired - Lifetime
- 1991-08-22 EP EP91114026A patent/EP0474037B1/fr not_active Expired - Lifetime
- 1991-08-22 DE DE59102161T patent/DE59102161D1/de not_active Expired - Lifetime
- 1991-08-22 DK DK91114026.7T patent/DK0474037T3/da active
- 1991-08-22 AT AT91114026T patent/ATE108443T1/de not_active IP Right Cessation
- 1991-08-22 ES ES91114026T patent/ES2056537T3/es not_active Expired - Lifetime
- 1991-09-06 HU HU912892A patent/HU209540B/hu not_active IP Right Cessation
- 1991-09-06 KR KR1019910015558A patent/KR0174272B1/ko not_active Expired - Fee Related

Also Published As

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

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