AT260943B - Verfahren zur Gewinnung von reinem 5-Amino-4-chlor-2-phenylpyridazin-3-on - Google Patents
Verfahren zur Gewinnung von reinem 5-Amino-4-chlor-2-phenylpyridazin-3-onInfo
- Publication number
- AT260943B AT260943B AT211666A AT211666A AT260943B AT 260943 B AT260943 B AT 260943B AT 211666 A AT211666 A AT 211666A AT 211666 A AT211666 A AT 211666A AT 260943 B AT260943 B AT 260943B
- Authority
- AT
- Austria
- Prior art keywords
- phenylpyridazin
- chloro
- pure
- amino
- preparation
- 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
- C07D237/22—Nitrogen and oxygen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS341665 | 1965-05-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT260943B true AT260943B (de) | 1968-03-25 |
Family
ID=5374142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT211666A AT260943B (de) | 1965-05-26 | 1966-03-07 | Verfahren zur Gewinnung von reinem 5-Amino-4-chlor-2-phenylpyridazin-3-on |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT260943B (de) |
| BE (1) | BE678857A (de) |
| DE (1) | DE1620186A1 (de) |
| GB (1) | GB1124398A (de) |
| NL (1) | NL6603960A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2100685C2 (de) * | 1971-01-08 | 1983-09-22 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von reinen 4-Amino-5-halogen-pyridazonen-(6) |
| IT1096594B (it) * | 1978-06-22 | 1985-08-26 | Oxon Italia Spa | Procedimento per ottenere 5-amino-4-cloro-2-fenil-3(2h)-pirid azinone esente da 5-cloro-4amino-2-fenil-3(2h)-pirida zionone da miscele dei due isomeri ed applicazione quale erbicida selettivo del prodotto ottenuto |
| DE2937421A1 (de) * | 1979-09-15 | 1981-04-09 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von 4-amino-5-chlor-1-phenylpyridazon-(6) |
| WO2000059891A1 (de) | 1999-03-31 | 2000-10-12 | Basf Aktiengesellschaft | Verfahren zur herstellung von 4-amino-5-chlor-1-phenylpyridazinon-(6) |
-
1966
- 1966-03-07 AT AT211666A patent/AT260943B/de active
- 1966-03-09 DE DE19661620186 patent/DE1620186A1/de active Pending
- 1966-03-25 NL NL6603960A patent/NL6603960A/xx unknown
- 1966-04-01 BE BE678857D patent/BE678857A/xx unknown
- 1966-04-21 GB GB1742566A patent/GB1124398A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE678857A (de) | 1966-09-16 |
| NL6603960A (de) | 1966-11-28 |
| GB1124398A (en) | 1968-08-21 |
| DE1620186A1 (de) | 1970-02-12 |
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