ATE12388T1 - Verfahren zur herstellung von 3-chloro-6-(2hydroxy-phenyl)pyridazinen. - Google Patents
Verfahren zur herstellung von 3-chloro-6-(2hydroxy-phenyl)pyridazinen.Info
- Publication number
- ATE12388T1 ATE12388T1 AT81303967T AT81303967T ATE12388T1 AT E12388 T1 ATE12388 T1 AT E12388T1 AT 81303967 T AT81303967 T AT 81303967T AT 81303967 T AT81303967 T AT 81303967T AT E12388 T1 ATE12388 T1 AT E12388T1
- Authority
- AT
- Austria
- Prior art keywords
- pyridazines
- chloro
- 2hydroxy
- phenyl
- preparation
- Prior art date
Links
- 150000004892 pyridazines Chemical class 0.000 title 1
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 abstract 2
- FRWYZVRPWFWYFU-UHFFFAOYSA-N 2-(6-chloropyridazin-3-yl)phenol Chemical class OC1=CC=CC=C1C1=CC=C(Cl)N=N1 FRWYZVRPWFWYFU-UHFFFAOYSA-N 0.000 abstract 1
- ITUVPRZRSCWUPA-UHFFFAOYSA-N 3-(2-hydroxyphenyl)-1H-pyridazin-6-one Chemical class OC1=CC=CC=C1C1=NNC(=O)C=C1 ITUVPRZRSCWUPA-UHFFFAOYSA-N 0.000 abstract 1
- IBWYHNOFSKJKKY-UHFFFAOYSA-N 3-chloropyridazine Chemical class ClC1=CC=CN=N1 IBWYHNOFSKJKKY-UHFFFAOYSA-N 0.000 abstract 1
- 239000002220 antihypertensive agent Substances 0.000 abstract 1
- 229940030600 antihypertensive agent Drugs 0.000 abstract 1
- 230000000903 blocking effect Effects 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 150000003948 formamides Chemical class 0.000 abstract 1
- 239000000543 intermediate Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 229940124549 vasodilator Drugs 0.000 abstract 1
- 239000003071 vasodilator agent Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
- C07D237/02—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings
- C07D237/06—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D237/10—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D237/12—Halogen atoms or nitro radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
- C07D237/02—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings
- C07D237/06—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D237/10—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D237/20—Nitrogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/182,913 US4340733A (en) | 1980-09-02 | 1980-09-02 | Process for preparing 3-chloro-6-(2-hydroxyphenyl)-pyridazines |
| EP81303967A EP0047164B1 (de) | 1980-09-02 | 1981-09-01 | Verfahren zur Herstellung von 3-Chloro-6-(2-hydroxy-phenyl)pyridazinen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE12388T1 true ATE12388T1 (de) | 1985-04-15 |
Family
ID=22670599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT81303967T ATE12388T1 (de) | 1980-09-02 | 1981-09-01 | Verfahren zur herstellung von 3-chloro-6-(2hydroxy-phenyl)pyridazinen. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4340733A (de) |
| EP (1) | EP0047164B1 (de) |
| JP (1) | JPS5777677A (de) |
| KR (1) | KR830007578A (de) |
| AT (1) | ATE12388T1 (de) |
| DE (1) | DE3169552D1 (de) |
| DK (1) | DK325981A (de) |
| GR (1) | GR75752B (de) |
| IE (1) | IE51536B1 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4623376A (en) * | 1984-04-16 | 1986-11-18 | American Cyanamid Company | Herbicidal pyridazines and method for controlling undesirable plant species |
| EP0539588A1 (de) * | 1990-07-05 | 1993-05-05 | Nippon Soda Co., Ltd. | Aminderivat |
| DE102006046161A1 (de) * | 2006-09-29 | 2008-04-03 | Bayer Cropscience Ag | Neue kristalline Modifikation |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1292443A (en) * | 1968-11-01 | 1972-10-11 | Ct D Etudes Experimentales Et | New pyridazine derivatives and process for their preparation |
| DE2129109C3 (de) * | 1971-06-11 | 1979-06-07 | Lentia Gmbh | Phenylpyridazine, ihre Herstellung und sie enthaltende herbizide Mittel |
| IE42214B1 (en) * | 1974-06-18 | 1980-07-02 | Smith Kline French Lab | Hydrazinopyredazines |
| US4111935A (en) * | 1975-01-02 | 1978-09-05 | Smith Kline & French Laboratories Limited | 3-chloro-6-phenylpyridazine compounds |
-
1980
- 1980-09-02 US US06/182,913 patent/US4340733A/en not_active Expired - Lifetime
-
1981
- 1981-07-22 DK DK325981A patent/DK325981A/da not_active Application Discontinuation
- 1981-08-28 JP JP56136034A patent/JPS5777677A/ja active Pending
- 1981-08-31 GR GR65911A patent/GR75752B/el unknown
- 1981-09-01 EP EP81303967A patent/EP0047164B1/de not_active Expired
- 1981-09-01 IE IE2011/81A patent/IE51536B1/en unknown
- 1981-09-01 DE DE8181303967T patent/DE3169552D1/de not_active Expired
- 1981-09-01 AT AT81303967T patent/ATE12388T1/de not_active IP Right Cessation
- 1981-09-01 KR KR1019810003248A patent/KR830007578A/ko not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP0047164A2 (de) | 1982-03-10 |
| JPS5777677A (en) | 1982-05-15 |
| DE3169552D1 (en) | 1985-05-02 |
| KR830007578A (ko) | 1983-11-04 |
| EP0047164B1 (de) | 1985-03-27 |
| EP0047164A3 (en) | 1982-07-21 |
| DK325981A (da) | 1982-03-03 |
| GR75752B (de) | 1984-08-02 |
| IE812011L (en) | 1982-03-02 |
| US4340733A (en) | 1982-07-20 |
| IE51536B1 (en) | 1987-01-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |