IL63852A - Preparation of pyrazole - Google Patents

Preparation of pyrazole

Info

Publication number
IL63852A
IL63852A IL63852A IL6385281A IL63852A IL 63852 A IL63852 A IL 63852A IL 63852 A IL63852 A IL 63852A IL 6385281 A IL6385281 A IL 6385281A IL 63852 A IL63852 A IL 63852A
Authority
IL
Israel
Prior art keywords
pyrazole
preparation
Prior art date
Application number
IL63852A
Other languages
English (en)
Other versions
IL63852A0 (en
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
Publication of IL63852A0 publication Critical patent/IL63852A0/xx
Publication of IL63852A publication Critical patent/IL63852A/xx

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
    • C07D231/06—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • 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)
  • Plural Heterocyclic Compounds (AREA)
  • Nonmetal Cutting Devices (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
IL63852A 1980-09-19 1981-09-16 Preparation of pyrazole IL63852A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803035395 DE3035395A1 (de) 1980-09-19 1980-09-19 Verfahren zur herstellung von pyrazol

Publications (2)

Publication Number Publication Date
IL63852A0 IL63852A0 (en) 1981-12-31
IL63852A true IL63852A (en) 1984-12-31

Family

ID=6112384

Family Applications (1)

Application Number Title Priority Date Filing Date
IL63852A IL63852A (en) 1980-09-19 1981-09-16 Preparation of pyrazole

Country Status (7)

Country Link
US (1) US4434292A (xx)
EP (1) EP0048373B1 (xx)
JP (1) JPS5782373A (xx)
CA (1) CA1161443A (xx)
DE (2) DE3035395A1 (xx)
HU (1) HU185958B (xx)
IL (1) IL63852A (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3415385A1 (de) * 1984-04-25 1985-11-07 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von pyrazolen
ATE49198T1 (de) * 1984-05-12 1990-01-15 Fisons Plc Antiinflammatorische 1,n-diarylpyrazol-3-amine, deren zusammensetzungen und verfahren zu deren herstellung.
DE3525268A1 (de) * 1985-07-16 1987-01-29 Basf Ag Verfahren zur herstellung von 1-pyrazolinen
DE3603376A1 (de) * 1986-02-05 1987-08-06 Basf Ag Verfahren zur herstellung von pyrazolen
DE3918979A1 (de) * 1989-06-10 1990-12-13 Basf Ag Verfahren zur herstellung von pyrazol und dessen derivaten
DE4028393A1 (de) * 1990-09-07 1992-03-12 Basf Ag Verfahren zur herstellung von 3-methylpyrazol
UA59402C2 (uk) 1997-06-23 2003-09-15 Басф Акцієнгезелльшафт Спосіб одержання похідних піразолу
CN105153036A (zh) * 2015-09-28 2015-12-16 乐平市康鑫医药化工有限公司 丙烯醛固定床反应制备吡唑的方法
CN108129482A (zh) * 2017-12-13 2018-06-08 江苏中邦制药有限公司 一种巴瑞替尼的制备方法
CN118221587A (zh) * 2024-04-28 2024-06-21 广东石油化工学院 一种制备吡唑的工艺

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2515160A (en) * 1950-07-11 Production of pyrazoles
DE1234223B (de) * 1960-02-10 1967-02-16 Basf Ag Verfahren zur Herstellung von Pyrazolderivaten
DE2648008C3 (de) * 1976-10-23 1980-09-04 Basf Ag, 6700 Ludwigshafen Acetanilide
DE2704281A1 (de) * 1977-02-02 1978-08-03 Bayer Ag N-substituierte halogenacetanilide, verfahren zu ihrer herstellung sowie ihre verwendung als herbizide

Also Published As

Publication number Publication date
DE3035395A1 (de) 1982-05-06
EP0048373A2 (de) 1982-03-31
HU185958B (en) 1985-04-28
EP0048373A3 (en) 1982-04-28
US4434292A (en) 1984-02-28
DE3163512D1 (en) 1984-06-14
EP0048373B1 (de) 1984-05-09
CA1161443A (en) 1984-01-31
JPS5782373A (en) 1982-05-22
IL63852A0 (en) 1981-12-31

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