CH523258A - Verfahren zur Herstellung von Pyridazonderivaten - Google Patents
Verfahren zur Herstellung von PyridazonderivatenInfo
- Publication number
- CH523258A CH523258A CH96570A CH96570A CH523258A CH 523258 A CH523258 A CH 523258A CH 96570 A CH96570 A CH 96570A CH 96570 A CH96570 A CH 96570A CH 523258 A CH523258 A CH 523258A
- Authority
- CH
- Switzerland
- Prior art keywords
- preparation
- pyridazone derivatives
- pyridazone
- derivatives
- Prior art date
Links
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
- C07D237/14—Oxygen atoms
- C07D237/16—Two oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
- C07D237/26—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings condensed with carbocyclic rings or ring systems
- C07D237/30—Phthalazines
- C07D237/32—Phthalazines with oxygen atoms directly attached to carbon atoms of the nitrogen-containing ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT118169A AT289820B (de) | 1969-02-06 | 1969-02-06 | Verfahren zur Herstellung von Pyridazonderivaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH523258A true CH523258A (de) | 1972-05-31 |
Family
ID=3508356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH96570A CH523258A (de) | 1969-02-06 | 1970-01-23 | Verfahren zur Herstellung von Pyridazonderivaten |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3663546A (de) |
| AT (1) | AT289820B (de) |
| CH (1) | CH523258A (de) |
| FR (1) | FR2031214A5 (de) |
| GB (1) | GB1239364A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105693623A (zh) * | 2014-11-24 | 2016-06-22 | 连云港市金囤农化有限公司 | 马来酰肼的制备方法 |
-
1969
- 1969-02-06 AT AT118169A patent/AT289820B/de not_active IP Right Cessation
-
1970
- 1970-01-23 CH CH96570A patent/CH523258A/de not_active IP Right Cessation
- 1970-01-26 GB GB1239364D patent/GB1239364A/en not_active Expired
- 1970-01-26 FR FR7002596A patent/FR2031214A5/fr not_active Expired
- 1970-01-27 US US6312A patent/US3663546A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3663546A (en) | 1972-05-16 |
| GB1239364A (de) | 1971-07-14 |
| AT289820B (de) | 1971-05-10 |
| FR2031214A5 (de) | 1970-11-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |