IL65864A - Preparation of pyrazine-2-carboxylic acid - Google Patents
Preparation of pyrazine-2-carboxylic acidInfo
- Publication number
- IL65864A IL65864A IL65864A IL6586482A IL65864A IL 65864 A IL65864 A IL 65864A IL 65864 A IL65864 A IL 65864A IL 6586482 A IL6586482 A IL 6586482A IL 65864 A IL65864 A IL 65864A
- Authority
- IL
- Israel
- Prior art keywords
- pyrazine
- preparation
- carboxylic acid
- carboxylic
- acid
- Prior art date
Links
- NIPZZXUFJPQHNH-UHFFFAOYSA-N pyrazine-2-carboxylic acid Chemical compound OC(=O)C1=CN=CC=N1 NIPZZXUFJPQHNH-UHFFFAOYSA-N 0.000 title 1
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 |
|---|---|
| IL65864A0 IL65864A0 (en) | 1982-08-31 |
| IL65864A true IL65864A (en) | 1985-08-30 |
Family
ID=10522093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL65864A IL65864A (en) | 1981-05-28 | 1982-05-24 | Preparation of pyrazine-2-carboxylic acid |
Country Status (20)
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 (enrdf_load_stackoverflow) * | 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 FI FI821832A patent/FI73669C/fi not_active IP Right Cessation
- 1982-05-24 IL IL65864A patent/IL65864A/xx not_active IP Right Cessation
- 1982-05-24 DE DE19823219407 patent/DE3219407A1/de active Granted
- 1982-05-24 AT AT0203682A patent/AT387217B/de not_active IP Right Cessation
- 1982-05-25 CS CS823842A patent/CS226741B2/cs unknown
- 1982-05-25 FR FR8209038A patent/FR2506768B1/fr not_active Expired
- 1982-05-25 CA CA000403636A patent/CA1237724A/en not_active Expired
- 1982-05-25 GR GR68246A patent/GR76417B/el unknown
- 1982-05-25 AU AU84126/82A patent/AU8412682A/en not_active Abandoned
- 1982-05-26 JP JP57088153A patent/JPS57200368A/ja active Granted
- 1982-05-26 SE SE8203273A patent/SE462971B/sv not_active IP Right Cessation
- 1982-05-26 IE IE1261/82A patent/IE52992B1/en not_active IP Right Cessation
- 1982-05-26 ZA ZA823660A patent/ZA823660B/xx unknown
- 1982-05-27 YU YU1131/82A patent/YU42766B/xx unknown
- 1982-05-27 DK DK239482A patent/DK155325C/da not_active IP Right Cessation
- 1982-05-27 IT IT8221517A patent/IT1210478B/it active Protection Beyond IP Right Term
- 1982-05-27 BE BE0/208187A patent/BE893317A/fr not_active IP Right Cessation
- 1982-05-27 CH CH3285/82A patent/CH649763A5/de not_active IP Right Cessation
- 1982-05-27 HU HU821712A patent/HU187716B/hu unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT8221517A0 (it) | 1982-05-27 |
| YU42766B (en) | 1988-12-31 |
| FI821832A0 (fi) | 1982-05-24 |
| IE821261L (en) | 1982-11-28 |
| YU113182A (en) | 1985-03-20 |
| DK155325B (da) | 1989-03-28 |
| SE8203273L (sv) | 1982-11-29 |
| FR2506768A1 (fr) | 1982-12-03 |
| DE3219407C2 (enrdf_load_stackoverflow) | 1990-09-06 |
| ATA203682A (de) | 1988-05-15 |
| DK155325C (da) | 1989-09-18 |
| IT1210478B (it) | 1989-09-14 |
| BE893317A (fr) | 1982-11-29 |
| AU8412682A (en) | 1982-12-02 |
| CA1237724A (en) | 1988-06-07 |
| IL65864A0 (en) | 1982-08-31 |
| JPS57200368A (en) | 1982-12-08 |
| DK239482A (da) | 1982-11-29 |
| CH649763A5 (de) | 1985-06-14 |
| GR76417B (enrdf_load_stackoverflow) | 1984-08-10 |
| FI73669C (fi) | 1987-11-09 |
| CS226741B2 (en) | 1984-04-16 |
| NL8202105A (nl) | 1982-12-16 |
| FI73669B (fi) | 1987-07-31 |
| ZA823660B (en) | 1983-03-30 |
| HU187716B (en) | 1986-02-28 |
| FR2506768B1 (fr) | 1985-06-21 |
| AT387217B (de) | 1988-12-27 |
| SE462971B (sv) | 1990-09-24 |
| DE3219407A1 (de) | 1983-01-05 |
| IE52992B1 (en) | 1988-04-27 |
| JPH0456034B2 (enrdf_load_stackoverflow) | 1992-09-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| KB | Patent renewed | ||
| KB | Patent renewed | ||
| EXP | Patent expired |