SE8203273L - Forfarande for framstellning av pyrazinderivat - Google Patents
Forfarande for framstellning av pyrazinderivatInfo
- Publication number
- SE8203273L SE8203273L SE8203273A SE8203273A SE8203273L SE 8203273 L SE8203273 L SE 8203273L SE 8203273 A SE8203273 A SE 8203273A SE 8203273 A SE8203273 A SE 8203273A SE 8203273 L SE8203273 L SE 8203273L
- Authority
- SE
- Sweden
- Prior art keywords
- formula
- pyrazine derivatives
- group
- diaminomaleonitrile
- img
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
- C07D241/02—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
- C07D241/10—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D241/14—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-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
- C07D241/24—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Saccharide Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8116263 | 1981-05-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE8203273L true SE8203273L (sv) | 1982-11-29 |
| SE462971B SE462971B (sv) | 1990-09-24 |
Family
ID=10522093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8203273A SE462971B (sv) | 1981-05-28 | 1982-05-26 | Foerfarande foer framstaellning av 5-alkyl-2-pyrazinkarbonsyra |
Country Status (20)
| Country | Link |
|---|---|
| JP (1) | JPS57200368A (sv) |
| AT (1) | AT387217B (sv) |
| AU (1) | AU8412682A (sv) |
| BE (1) | BE893317A (sv) |
| CA (1) | CA1237724A (sv) |
| CH (1) | CH649763A5 (sv) |
| CS (1) | CS226741B2 (sv) |
| DE (1) | DE3219407A1 (sv) |
| DK (1) | DK155325C (sv) |
| FI (1) | FI73669C (sv) |
| FR (1) | FR2506768B1 (sv) |
| GR (1) | GR76417B (sv) |
| HU (1) | HU187716B (sv) |
| IE (1) | IE52992B1 (sv) |
| IL (1) | IL65864A (sv) |
| IT (1) | IT1210478B (sv) |
| NL (1) | NL8202105A (sv) |
| SE (1) | SE462971B (sv) |
| YU (1) | YU42766B (sv) |
| ZA (1) | ZA823660B (sv) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1201417B (it) * | 1985-05-17 | 1989-02-02 | Montedison Spa | Procedimento per la preparazione di 2-carbossipirazine 4 ossido |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1361967A (en) * | 1972-04-28 | 1974-07-30 | Erba Carlo Spa | Pyrazine 4-oxide derivatives and process for their preparation |
| JPS565742B2 (sv) * | 1973-09-29 | 1981-02-06 | ||
| JPS5134175A (en) * | 1974-09-18 | 1976-03-23 | Sagami Chem Res | Pirajinjudotai no seizohoho |
| JPS52153980A (en) * | 1976-06-17 | 1977-12-21 | Nippon Soda Co Ltd | Synthesis of 2,3-dicyanopyrazine |
| JPS5488280A (en) * | 1977-12-20 | 1979-07-13 | Nitsupou Kagaku Kk | Manufacture of dicyanopyradines |
| JPS5488281A (en) * | 1977-12-20 | 1979-07-13 | Nitsupou Kagaku Kk | Manufacture of pyrazine monocarboxylic acid |
-
1982
- 1982-05-21 NL NL8202105A patent/NL8202105A/nl active Search and Examination
- 1982-05-24 AT AT0203682A patent/AT387217B/de not_active IP Right Cessation
- 1982-05-24 FI FI821832A patent/FI73669C/sv not_active IP Right Cessation
- 1982-05-24 DE DE19823219407 patent/DE3219407A1/de active Granted
- 1982-05-24 IL IL65864A patent/IL65864A/xx not_active IP Right Cessation
- 1982-05-25 FR FR8209038A patent/FR2506768B1/fr not_active Expired
- 1982-05-25 GR GR68246A patent/GR76417B/el unknown
- 1982-05-25 AU AU84126/82A patent/AU8412682A/en not_active Abandoned
- 1982-05-25 CS CS823842A patent/CS226741B2/cs unknown
- 1982-05-25 CA CA000403636A patent/CA1237724A/en not_active Expired
- 1982-05-26 ZA ZA823660A patent/ZA823660B/xx unknown
- 1982-05-26 IE IE1261/82A patent/IE52992B1/en not_active IP Right Cessation
- 1982-05-26 SE SE8203273A patent/SE462971B/sv not_active IP Right Cessation
- 1982-05-26 JP JP57088153A patent/JPS57200368A/ja active Granted
- 1982-05-27 YU YU1131/82A patent/YU42766B/xx unknown
- 1982-05-27 CH CH3285/82A patent/CH649763A5/de not_active IP Right Cessation
- 1982-05-27 DK DK239482A patent/DK155325C/da not_active IP Right Cessation
- 1982-05-27 BE BE0/208187A patent/BE893317A/fr not_active IP Right Cessation
- 1982-05-27 HU HU821712A patent/HU187716B/hu unknown
- 1982-05-27 IT IT8221517A patent/IT1210478B/it active Protection Beyond IP Right Term
Also Published As
| Publication number | Publication date |
|---|---|
| CH649763A5 (de) | 1985-06-14 |
| FI73669B (fi) | 1987-07-31 |
| IT8221517A0 (it) | 1982-05-27 |
| BE893317A (fr) | 1982-11-29 |
| DK155325B (da) | 1989-03-28 |
| HU187716B (en) | 1986-02-28 |
| IE821261L (en) | 1982-11-28 |
| FI73669C (sv) | 1987-11-09 |
| DK239482A (da) | 1982-11-29 |
| CA1237724A (en) | 1988-06-07 |
| YU113182A (en) | 1985-03-20 |
| ZA823660B (en) | 1983-03-30 |
| JPS57200368A (en) | 1982-12-08 |
| IL65864A0 (en) | 1982-08-31 |
| YU42766B (en) | 1988-12-31 |
| AT387217B (de) | 1988-12-27 |
| DE3219407A1 (de) | 1983-01-05 |
| FR2506768B1 (fr) | 1985-06-21 |
| NL8202105A (nl) | 1982-12-16 |
| IE52992B1 (en) | 1988-04-27 |
| FR2506768A1 (fr) | 1982-12-03 |
| ATA203682A (de) | 1988-05-15 |
| DK155325C (da) | 1989-09-18 |
| FI821832A0 (fi) | 1982-05-24 |
| CS226741B2 (en) | 1984-04-16 |
| DE3219407C2 (sv) | 1990-09-06 |
| IL65864A (en) | 1985-08-30 |
| IT1210478B (it) | 1989-09-14 |
| AU8412682A (en) | 1982-12-02 |
| GR76417B (sv) | 1984-08-10 |
| SE462971B (sv) | 1990-09-24 |
| JPH0456034B2 (sv) | 1992-09-07 |
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| NAL | Patent in force |
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