FI821832A0 - FOERFARANDE FOER FRAMSTAELLNING AV PYRAZINDERIVAT - Google Patents
FOERFARANDE FOER FRAMSTAELLNING AV PYRAZINDERIVATInfo
- Publication number
- FI821832A0 FI821832A0 FI821832A FI821832A FI821832A0 FI 821832 A0 FI821832 A0 FI 821832A0 FI 821832 A FI821832 A FI 821832A FI 821832 A FI821832 A FI 821832A FI 821832 A0 FI821832 A0 FI 821832A0
- Authority
- FI
- Finland
- Prior art keywords
- pyrazinderivat
- foerfarande foer
- foer framstaellning
- framstaellning
- foerfarande
- 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
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8116263 | 1981-05-28 | ||
| GB8116263 | 1981-05-28 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI821832A0 true FI821832A0 (en) | 1982-05-24 |
| FI73669B FI73669B (en) | 1987-07-31 |
| FI73669C FI73669C (en) | 1987-11-09 |
Family
ID=10522093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI821832A FI73669C (en) | 1981-05-28 | 1982-05-24 | Process for the preparation of 5-alkyl-2-carboxypyrazine. |
Country Status (20)
| Country | Link |
|---|---|
| JP (1) | JPS57200368A (en) |
| AT (1) | AT387217B (en) |
| AU (1) | AU8412682A (en) |
| BE (1) | BE893317A (en) |
| CA (1) | CA1237724A (en) |
| CH (1) | CH649763A5 (en) |
| CS (1) | CS226741B2 (en) |
| DE (1) | DE3219407A1 (en) |
| DK (1) | DK155325C (en) |
| FI (1) | FI73669C (en) |
| FR (1) | FR2506768B1 (en) |
| GR (1) | GR76417B (en) |
| HU (1) | HU187716B (en) |
| IE (1) | IE52992B1 (en) |
| IL (1) | IL65864A (en) |
| IT (1) | IT1210478B (en) |
| NL (1) | NL8202105A (en) |
| SE (1) | SE462971B (en) |
| YU (1) | YU42766B (en) |
| ZA (1) | ZA823660B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1201417B (en) * | 1985-05-17 | 1989-02-02 | Montedison Spa | PROCEDURE FOR THE PREPARATION OF 2-CARBOXYPYRAZINE 4 OXIDE |
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 (en) * | 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 |
| JPS5488281A (en) * | 1977-12-20 | 1979-07-13 | Nitsupou Kagaku Kk | Manufacture of pyrazine monocarboxylic acid |
| JPS5488280A (en) * | 1977-12-20 | 1979-07-13 | Nitsupou Kagaku Kk | Manufacture of dicyanopyradines |
-
1982
- 1982-05-21 NL NL8202105A patent/NL8202105A/en active Search and Examination
- 1982-05-24 DE DE19823219407 patent/DE3219407A1/en active Granted
- 1982-05-24 AT AT0203682A patent/AT387217B/en not_active IP Right Cessation
- 1982-05-24 FI FI821832A patent/FI73669C/en not_active IP Right Cessation
- 1982-05-24 IL IL65864A patent/IL65864A/en not_active IP Right Cessation
- 1982-05-25 GR GR68246A patent/GR76417B/el unknown
- 1982-05-25 CS CS823842A patent/CS226741B2/en unknown
- 1982-05-25 AU AU84126/82A patent/AU8412682A/en not_active Abandoned
- 1982-05-25 CA CA000403636A patent/CA1237724A/en not_active Expired
- 1982-05-25 FR FR8209038A patent/FR2506768B1/en not_active Expired
- 1982-05-26 ZA ZA823660A patent/ZA823660B/en unknown
- 1982-05-26 SE SE8203273A patent/SE462971B/en not_active IP Right Cessation
- 1982-05-26 IE IE1261/82A patent/IE52992B1/en not_active IP Right Cessation
- 1982-05-26 JP JP57088153A patent/JPS57200368A/en active Granted
- 1982-05-27 IT IT8221517A patent/IT1210478B/en active Protection Beyond IP Right Term
- 1982-05-27 DK DK239482A patent/DK155325C/en not_active IP Right Cessation
- 1982-05-27 BE BE0/208187A patent/BE893317A/en not_active IP Right Cessation
- 1982-05-27 YU YU1131/82A patent/YU42766B/en unknown
- 1982-05-27 HU HU821712A patent/HU187716B/en unknown
- 1982-05-27 CH CH3285/82A patent/CH649763A5/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0456034B2 (en) | 1992-09-07 |
| HU187716B (en) | 1986-02-28 |
| ZA823660B (en) | 1983-03-30 |
| AT387217B (en) | 1988-12-27 |
| YU113182A (en) | 1985-03-20 |
| CS226741B2 (en) | 1984-04-16 |
| YU42766B (en) | 1988-12-31 |
| IL65864A0 (en) | 1982-08-31 |
| FR2506768B1 (en) | 1985-06-21 |
| ATA203682A (en) | 1988-05-15 |
| SE462971B (en) | 1990-09-24 |
| DE3219407A1 (en) | 1983-01-05 |
| CA1237724A (en) | 1988-06-07 |
| FI73669C (en) | 1987-11-09 |
| CH649763A5 (en) | 1985-06-14 |
| IT1210478B (en) | 1989-09-14 |
| FR2506768A1 (en) | 1982-12-03 |
| BE893317A (en) | 1982-11-29 |
| FI73669B (en) | 1987-07-31 |
| IT8221517A0 (en) | 1982-05-27 |
| IE821261L (en) | 1982-11-28 |
| NL8202105A (en) | 1982-12-16 |
| IL65864A (en) | 1985-08-30 |
| DE3219407C2 (en) | 1990-09-06 |
| AU8412682A (en) | 1982-12-02 |
| DK239482A (en) | 1982-11-29 |
| SE8203273L (en) | 1982-11-29 |
| DK155325B (en) | 1989-03-28 |
| IE52992B1 (en) | 1988-04-27 |
| DK155325C (en) | 1989-09-18 |
| JPS57200368A (en) | 1982-12-08 |
| GR76417B (en) | 1984-08-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MA | Patent expired |
Owner name: FARMITALIA CARLO ERBA S.P.A |