NL178691C - Werkwijze ter bereiding van pyrido(3.4-e)-astriazinen en de overeenkomstige dihydroderivaten daarvan. - Google Patents
Werkwijze ter bereiding van pyrido(3.4-e)-astriazinen en de overeenkomstige dihydroderivaten daarvan.Info
- Publication number
- NL178691C NL178691C NL7210506A NL7210506A NL178691C NL 178691 C NL178691 C NL 178691C NL 7210506 A NL7210506 A NL 7210506A NL 7210506 A NL7210506 A NL 7210506A NL 178691 C NL178691 C NL 178691C
- Authority
- NL
- Netherlands
- Prior art keywords
- astriazines
- dihydro derivatives
- preparing pyrido
- similar
- similar dihydro
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
- C07D213/72—Nitrogen atoms
- C07D213/76—Nitrogen atoms to which a second hetero atom is attached
- C07D213/77—Hydrazine radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Pyridine Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HUEE001933 HU164031B (xx) | 1971-08-02 | 1971-08-02 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7210506A NL7210506A (xx) | 1973-02-06 |
| NL178691B NL178691B (nl) | 1985-12-02 |
| NL178691C true NL178691C (nl) | 1986-05-01 |
Family
ID=10995378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7210506A NL178691C (nl) | 1971-08-02 | 1972-07-31 | Werkwijze ter bereiding van pyrido(3.4-e)-astriazinen en de overeenkomstige dihydroderivaten daarvan. |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5523834B2 (xx) |
| AT (1) | AT313910B (xx) |
| DE (1) | DE2237073C2 (xx) |
| DK (1) | DK146536C (xx) |
| HU (1) | HU164031B (xx) |
| NL (1) | NL178691C (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU165677B (xx) * | 1972-05-05 | 1974-10-28 | ||
| JPS58123336A (ja) * | 1982-01-13 | 1983-07-22 | 富士通株式会社 | 停電処理方式 |
-
1971
- 1971-08-02 HU HUEE001933 patent/HU164031B/hu unknown
-
1972
- 1972-07-28 DE DE19722237073 patent/DE2237073C2/de not_active Expired
- 1972-07-28 AT AT656372A patent/AT313910B/de not_active IP Right Cessation
- 1972-07-31 NL NL7210506A patent/NL178691C/xx not_active IP Right Cessation
- 1972-07-31 JP JP7601572A patent/JPS5523834B2/ja not_active Expired
- 1972-08-01 DK DK379972A patent/DK146536C/da not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL7210506A (xx) | 1973-02-06 |
| DE2237073C2 (de) | 1983-03-10 |
| DK146536B (da) | 1983-10-31 |
| DK146536C (da) | 1984-04-09 |
| DE2237073A1 (de) | 1973-02-15 |
| JPS5523834B2 (xx) | 1980-06-25 |
| JPS4828499A (xx) | 1973-04-14 |
| NL178691B (nl) | 1985-12-02 |
| HU164031B (xx) | 1973-12-28 |
| AT313910B (de) | 1974-03-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 | ||
| V1 | Lapsed because of non-payment of the annual fee |