KR960034179A - 피라졸의 제조 방법 - Google Patents
피라졸의 제조 방법 Download PDFInfo
- Publication number
- KR960034179A KR960034179A KR1019960005601A KR19960005601A KR960034179A KR 960034179 A KR960034179 A KR 960034179A KR 1019960005601 A KR1019960005601 A KR 1019960005601A KR 19960005601 A KR19960005601 A KR 19960005601A KR 960034179 A KR960034179 A KR 960034179A
- Authority
- KR
- South Korea
- Prior art keywords
- unsubstituted
- general formula
- pyrazole
- alkyl
- substituted
- 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.)
- Withdrawn
Links
- WTKZEGDFNFYCGP-UHFFFAOYSA-N Pyrazole Chemical compound C=1C=NNC=1 WTKZEGDFNFYCGP-UHFFFAOYSA-N 0.000 title claims abstract 3
- 238000002360 preparation method Methods 0.000 title claims 2
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims abstract 4
- 125000000217 alkyl group Chemical group 0.000 claims abstract 4
- 125000003710 aryl alkyl group Chemical group 0.000 claims abstract 2
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract 2
- 239000001257 hydrogen Substances 0.000 claims abstract 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract 2
- MDDKPGUKUYEMIS-UHFFFAOYSA-N prop-1-enylideneazanium;chloride Chemical class [Cl-].CC=C=[NH2+] MDDKPGUKUYEMIS-UHFFFAOYSA-N 0.000 claims abstract 2
- 125000003107 substituted aryl group Chemical group 0.000 claims abstract 2
- 125000005346 substituted cycloalkyl group Chemical group 0.000 claims abstract 2
- 239000003085 diluting agent Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 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
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)
Abstract
본 발명은 하기 일반식(Ⅱ)의 프로페닐리덴암모늄 클로라이드 유도체를 하기 일반식(Ⅱ)의 하이드라진과 반응시켜 하기 일반식(Ⅰ)의 피라졸을 제조하는 방법에 관한 것이다 :
상기 식에서, R은 수소, 알킬, 비치환되거나 치환된 사이클로알킬, 비치환되거나 치환된 아릴 또는 비치환 되거나 치환된 아릴알킬을 나타낸다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (1)
- 하기 일반식(Ⅱ)의 프로페닐리덴암모늄 클로라이드 유도체를 염기의 존재하, 및 희석제의 존재하에서 하기 일반식(Ⅲ)의 하이드라진과 반응시킴을 특징으로 하여 하기 일반식(Ⅰ)의 피라졸을 제조하는 방법 :상기 식에서, R은 수소, 알킬, 비치환되거나 치환된 사이클로알킬, 비치환되거나 치환된 아릴 또는 비치환 되거나 치환된 아릴알킬을 나타내고, R1및 R2는 동일하거나 상이하며, 알킬을 나타내고, R3는 알킬을 나타낸다.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19507915A DE19507915A1 (de) | 1995-03-07 | 1995-03-07 | Verfahren zur Herstellung von Pyrazolen |
| DE19507915.9 | 1995-03-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR960034179A true KR960034179A (ko) | 1996-10-22 |
Family
ID=7755843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960005601A Withdrawn KR960034179A (ko) | 1995-03-07 | 1996-03-04 | 피라졸의 제조 방법 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5606074A (ko) |
| EP (1) | EP0731094B1 (ko) |
| JP (1) | JPH08245595A (ko) |
| KR (1) | KR960034179A (ko) |
| CN (1) | CN1137522A (ko) |
| BR (1) | BR9600932A (ko) |
| DE (2) | DE19507915A1 (ko) |
| ES (1) | ES2151615T3 (ko) |
| TW (1) | TW342387B (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL136360A (en) * | 1999-06-18 | 2004-08-31 | Mitsui Chemicals Inc | History 5 - Aminopyrazole-4 - Carboxylate and processes for their preparation |
| CN102066331A (zh) | 2008-04-21 | 2011-05-18 | 阿尔比马尔公司 | 制备n-烷基吡唑的方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1234223B (de) * | 1960-02-10 | 1967-02-16 | Basf Ag | Verfahren zur Herstellung von Pyrazolderivaten |
| DE1670692A1 (de) * | 1966-05-04 | 1971-06-16 | Bayer Ag | Verfahren zur Herstellung von Pyrazolen |
| DE2310185A1 (de) * | 1973-03-01 | 1974-09-05 | Basf Ag | Verfahren zur herstellung von isoxazol |
| US5118853A (en) * | 1988-10-13 | 1992-06-02 | Sandoz Ltd. | Processes for the synthesis of 3-disubstituted aminoacroleins |
| FR2679556B1 (fr) * | 1991-07-24 | 1993-09-24 | Poudres & Explosifs Ste Nale | Procede de synthese de pyrazoles 1,4-disubstitues. |
-
1995
- 1995-03-07 DE DE19507915A patent/DE19507915A1/de not_active Withdrawn
-
1996
- 1996-02-01 TW TW085101226A patent/TW342387B/zh active
- 1996-02-23 EP EP96102714A patent/EP0731094B1/de not_active Expired - Lifetime
- 1996-02-23 DE DE59605900T patent/DE59605900D1/de not_active Expired - Fee Related
- 1996-02-23 ES ES96102714T patent/ES2151615T3/es not_active Expired - Lifetime
- 1996-03-01 JP JP8068916A patent/JPH08245595A/ja active Pending
- 1996-03-04 KR KR1019960005601A patent/KR960034179A/ko not_active Withdrawn
- 1996-03-04 US US08/610,773 patent/US5606074A/en not_active Expired - Fee Related
- 1996-03-06 CN CN96104112A patent/CN1137522A/zh active Pending
- 1996-03-06 BR BR9600932A patent/BR9600932A/pt not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DE19507915A1 (de) | 1996-09-12 |
| BR9600932A (pt) | 1997-12-30 |
| DE59605900D1 (de) | 2000-10-26 |
| TW342387B (en) | 1998-10-11 |
| EP0731094B1 (de) | 2000-09-20 |
| CN1137522A (zh) | 1996-12-11 |
| ES2151615T3 (es) | 2001-01-01 |
| EP0731094A1 (de) | 1996-09-11 |
| JPH08245595A (ja) | 1996-09-24 |
| US5606074A (en) | 1997-02-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19960304 |
|
| PG1501 | Laying open of application | ||
| PC1203 | Withdrawal of no request for examination | ||
| WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |