DK83831C - Fremgangsmåde til fremstilling af pyridazonforbindelser. - Google Patents
Fremgangsmåde til fremstilling af pyridazonforbindelser.Info
- Publication number
- DK83831C DK83831C DK80955A DK80955A DK83831C DK 83831 C DK83831 C DK 83831C DK 80955 A DK80955 A DK 80955A DK 80955 A DK80955 A DK 80955A DK 83831 C DK83831 C DK 83831C
- Authority
- DK
- Denmark
- Prior art keywords
- preparation
- pyridazone
- compounds
- pyridazone compounds
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH324903T | 1954-04-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK83831C true DK83831C (da) | 1957-11-11 |
Family
ID=4499691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK80955A DK83831C (da) | 1954-04-02 | 1955-03-09 | Fremgangsmåde til fremstilling af pyridazonforbindelser. |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT189189B (de) |
| CH (1) | CH324903A (de) |
| DE (1) | DE1000822C2 (de) |
| DK (1) | DK83831C (de) |
| FR (1) | FR1209837A (de) |
| GB (1) | GB769246A (de) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB600532A (en) * | 1945-11-12 | 1948-04-12 | Walter Norman Haworth | Sulphanilamido pyridazones |
| GB656228A (en) * | 1948-12-30 | 1951-08-15 | Walter Norman Haworth | The manufacture of analgesics from pyridazone and pyridazine derivatives |
-
1954
- 1954-04-02 CH CH324903D patent/CH324903A/de unknown
-
1955
- 1955-02-26 DE DE1955H0023124 patent/DE1000822C2/de not_active Expired
- 1955-03-01 AT AT189189D patent/AT189189B/de active
- 1955-03-09 DK DK80955A patent/DK83831C/da active
- 1955-03-22 FR FR1209837D patent/FR1209837A/fr not_active Expired
- 1955-04-01 GB GB9519/55A patent/GB769246A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1000822C2 (de) | 1957-06-27 |
| CH324903A (de) | 1957-10-15 |
| FR1209837A (fr) | 1960-03-03 |
| DE1000822B (de) | 1957-01-17 |
| AT189189B (de) | 1957-03-11 |
| GB769246A (en) | 1957-03-06 |
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