CA2018206A1 - Preparation de la pyrazole et de ses derives - Google Patents

Preparation de la pyrazole et de ses derives

Info

Publication number
CA2018206A1
CA2018206A1 CA2018206A CA2018206A CA2018206A1 CA 2018206 A1 CA2018206 A1 CA 2018206A1 CA 2018206 A CA2018206 A CA 2018206A CA 2018206 A CA2018206 A CA 2018206A CA 2018206 A1 CA2018206 A1 CA 2018206A1
Authority
CA
Canada
Prior art keywords
derivatives
pyrazole
preparation
iodine
dehydrogenating
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.)
Granted
Application number
CA2018206A
Other languages
English (en)
Other versions
CA2018206C (fr
Inventor
Hans Rupert Merkle
Erich Fretschner
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.)
BASF SE
Original Assignee
BASF SE
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 SE filed Critical BASF SE
Publication of CA2018206A1 publication Critical patent/CA2018206A1/fr
Application granted granted Critical
Publication of CA2018206C publication Critical patent/CA2018206C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (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)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
CA002018206A 1989-06-10 1990-06-04 Preparation de la pyrazole et de ses derives Expired - Lifetime CA2018206C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3918979A DE3918979A1 (de) 1989-06-10 1989-06-10 Verfahren zur herstellung von pyrazol und dessen derivaten
DEP3918979.1 1989-06-10

Publications (2)

Publication Number Publication Date
CA2018206A1 true CA2018206A1 (fr) 1990-12-10
CA2018206C CA2018206C (fr) 2000-02-29

Family

ID=6382485

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002018206A Expired - Lifetime CA2018206C (fr) 1989-06-10 1990-06-04 Preparation de la pyrazole et de ses derives

Country Status (14)

Country Link
US (1) US4996327A (fr)
EP (1) EP0402722B1 (fr)
JP (1) JP2868588B2 (fr)
KR (2) KR910000653A (fr)
AT (1) ATE100799T1 (fr)
CA (1) CA2018206C (fr)
CZ (1) CZ279830B6 (fr)
DE (2) DE3918979A1 (fr)
DK (1) DK0402722T3 (fr)
ES (1) ES2062181T3 (fr)
HU (1) HU207299B (fr)
IL (1) IL94559A (fr)
SK (1) SK278414B6 (fr)
ZA (1) ZA904430B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4028393A1 (de) * 1990-09-07 1992-03-12 Basf Ag Verfahren zur herstellung von 3-methylpyrazol
JPH05156545A (ja) * 1991-12-10 1993-06-22 Takata Kk ノンコート織布及びその製造方法
WO1994002461A1 (fr) * 1992-07-28 1994-02-03 Merck Sharp & Dohme Limited Composes azacycliques
DE4328228A1 (de) * 1993-08-23 1995-03-02 Basf Ag Verfahren zur Herstellung von Pyrazol und dessen Derivaten
DE4415484A1 (de) * 1994-05-03 1995-11-09 Basf Ag Verfahren zur Herstellung von 1-(Het)aryl-3-hydroxy-pyrazolen
US5510361A (en) * 1994-10-20 1996-04-23 The Procter & Gamble Company Di-tert-butylphenol compounds with heterocyclic moiety, useful as anti-inflammatory agents
DE19500838A1 (de) * 1995-01-13 1996-07-18 Basf Ag Verfahren zur Herstellung von 3,5-Diarylpyrazolen
DE19645313A1 (de) 1996-11-04 1998-05-07 Basf Ag Substituierte 3-Benzylpyrazole
UA59402C2 (uk) * 1997-06-23 2003-09-15 Басф Акцієнгезелльшафт Спосіб одержання похідних піразолу
MX2007013118A (es) 2005-04-21 2008-01-11 Orphan Medical Inc Proceso para la preparacion de 4-metilpirazol ultrapuro.
US8410135B2 (en) * 2007-06-15 2013-04-02 Solvay Pharmaceuticals B.V. 4,5 dihydro-(1H)-pyrazole derivatives as cannabinoid CB1 receptor modulators
EP2282998B1 (fr) 2008-04-21 2014-09-10 Albemarle Corporation Procédés de production du n-alkylpyrazole
KR101005834B1 (ko) * 2008-08-04 2011-01-05 이화여자대학교 산학협력단 피라졸의 제조방법
CN102311388B (zh) * 2011-07-07 2013-05-22 林文斌 一种工业化生产3,4-二甲基吡唑及其磷酸盐的方法
CN102399189B (zh) * 2011-11-29 2014-12-31 上虞盛晖化工股份有限公司 一种3,4-二甲基吡唑磷酸盐的合成方法
CN102558057B (zh) * 2012-01-16 2014-04-02 兰州大学 多取代吡唑制备方法
CN102911119B (zh) * 2012-09-30 2015-06-17 浙江工业大学 3,4-二甲基吡唑和3,4-二甲基吡唑磷酸盐的制备方法
CN106316956A (zh) * 2015-07-02 2017-01-11 胡梓国 吡唑的工业生产方法
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

Family Cites Families (4)

* 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
DE3603376A1 (de) * 1986-02-05 1987-08-06 Basf Ag Verfahren zur herstellung von pyrazolen
DE3716293A1 (de) * 1987-05-15 1988-11-24 Basf Ag Verfahren zur herstellung von pyrazolen

Also Published As

Publication number Publication date
HU903775D0 (en) 1990-11-28
KR0140875B1 (ko) 1998-06-01
DK0402722T3 (da) 1994-02-28
CZ286290A3 (en) 1995-03-15
JP2868588B2 (ja) 1999-03-10
HUT54349A (en) 1991-02-28
KR910000653A (ko) 1991-01-29
CA2018206C (fr) 2000-02-29
ZA904430B (en) 1992-02-26
ATE100799T1 (de) 1994-02-15
EP0402722B1 (fr) 1994-01-26
JPH03115265A (ja) 1991-05-16
SK286290A3 (en) 1997-04-09
SK278414B6 (en) 1997-04-09
ES2062181T3 (es) 1994-12-16
IL94559A0 (en) 1991-03-10
DE3918979A1 (de) 1990-12-13
HU207299B (en) 1993-03-29
US4996327A (en) 1991-02-26
EP0402722A1 (fr) 1990-12-19
CZ279830B6 (cs) 1995-07-12
IL94559A (en) 1994-02-27
DE59004384D1 (de) 1994-03-10

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