CH475262A - Process for the preparation of pyrazine-4-oxides - Google Patents
Process for the preparation of pyrazine-4-oxidesInfo
- Publication number
- CH475262A CH475262A CH1243465A CH1243465A CH475262A CH 475262 A CH475262 A CH 475262A CH 1243465 A CH1243465 A CH 1243465A CH 1243465 A CH1243465 A CH 1243465A CH 475262 A CH475262 A CH 475262A
- Authority
- CH
- Switzerland
- Prior art keywords
- pyrazine
- oxides
- preparation
- 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
- C07D241/26—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals with nitrogen atoms directly attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D475/00—Heterocyclic compounds containing pteridine ring systems
- C07D475/02—Heterocyclic compounds containing pteridine ring systems with an oxygen atom directly attached in position 4
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D475/00—Heterocyclic compounds containing pteridine ring systems
- C07D475/02—Heterocyclic compounds containing pteridine ring systems with an oxygen atom directly attached in position 4
- C07D475/04—Heterocyclic compounds containing pteridine ring systems with an oxygen atom directly attached in position 4 with a nitrogen atom directly attached in position 2
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US395046A US3249610A (en) | 1964-09-08 | 1964-09-08 | Synthesis of 3-amino, 5-chloro, 6-substituted-pyrazinoates |
| US426203A US3327287A (en) | 1965-01-18 | 1965-01-18 | Apparatus for converting lineal seismogram sections into an areally presented seismogram |
| US47035065A | 1965-07-08 | 1965-07-08 | |
| US47056365A | 1965-07-08 | 1965-07-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH475262A true CH475262A (en) | 1969-07-15 |
Family
ID=27503371
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1243465A CH475262A (en) | 1964-09-08 | 1965-09-07 | Process for the preparation of pyrazine-4-oxides |
| CH1243565A CH467271A (en) | 1964-09-08 | 1965-09-07 | Process for the preparation of 5-chloro-3-aminopyrazinoates |
| CH1075068A CH466293A (en) | 1964-09-08 | 1965-09-07 | Process for the preparation of alkyl 3-amino-6-X-pyrazinoate-4-oxide compounds |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1243565A CH467271A (en) | 1964-09-08 | 1965-09-07 | Process for the preparation of 5-chloro-3-aminopyrazinoates |
| CH1075068A CH466293A (en) | 1964-09-08 | 1965-09-07 | Process for the preparation of alkyl 3-amino-6-X-pyrazinoate-4-oxide compounds |
Country Status (8)
| Country | Link |
|---|---|
| BE (2) | BE668496A (en) |
| BR (3) | BR6572741D0 (en) |
| CH (3) | CH475262A (en) |
| DE (3) | DE1595952A1 (en) |
| GB (5) | GB1112724A (en) |
| IL (3) | IL24098A (en) |
| NL (3) | NL6511643A (en) |
| SE (1) | SE329629B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113200985B (en) * | 2021-05-18 | 2022-09-09 | 南开大学 | Pteridinone compound and preparation method and application thereof |
| CN117946013B (en) * | 2024-01-25 | 2024-07-02 | 白银康寓信生物科技有限公司 | Method for synthesizing 5, 6-dihalogen-3-aminopyrazine-2-methyl formate by one-pot method |
-
1965
- 1965-08-06 IL IL2409865A patent/IL24098A/en unknown
- 1965-08-06 IL IL2409765A patent/IL24097A/en unknown
- 1965-08-06 IL IL3178765A patent/IL31787A/en unknown
- 1965-08-19 BE BE668496D patent/BE668496A/xx unknown
- 1965-08-19 BE BE668495D patent/BE668495A/xx unknown
- 1965-08-24 DE DE19651595952 patent/DE1595952A1/en active Pending
- 1965-08-24 DE DE19651595953 patent/DE1595953A1/en active Pending
- 1965-08-31 BR BR17274165A patent/BR6572741D0/en unknown
- 1965-08-31 BR BR17276965A patent/BR6572769D0/en unknown
- 1965-09-07 GB GB3179467A patent/GB1112724A/en not_active Expired
- 1965-09-07 GB GB3179365D patent/GB1112723A/en not_active Expired
- 1965-09-07 GB GB3816765A patent/GB1112722A/en not_active Expired
- 1965-09-07 NL NL6511643A patent/NL6511643A/xx unknown
- 1965-09-07 CH CH1243465A patent/CH475262A/en not_active IP Right Cessation
- 1965-09-07 GB GB3816665A patent/GB1112721A/en not_active Expired
- 1965-09-07 CH CH1243565A patent/CH467271A/en unknown
- 1965-09-07 NL NL6511644A patent/NL6511644A/xx unknown
- 1965-09-07 SE SE1164765A patent/SE329629B/xx unknown
- 1965-09-07 CH CH1075068A patent/CH466293A/en unknown
-
1966
- 1966-06-07 DE DE19661620020 patent/DE1620020A1/en active Pending
- 1966-06-29 GB GB2907666A patent/GB1115406A/en not_active Expired
- 1966-07-06 BR BR18106066A patent/BR6681060D0/en unknown
- 1966-07-08 NL NL6609629A patent/NL6609629A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IL31787A (en) | 1969-07-30 |
| IL24097A (en) | 1969-11-12 |
| DE1595953A1 (en) | 1970-07-09 |
| CH466293A (en) | 1968-12-15 |
| NL6511643A (en) | 1966-03-09 |
| GB1115406A (en) | 1968-05-29 |
| SE329629B (en) | 1970-10-19 |
| BE668495A (en) | 1966-02-21 |
| DE1620020A1 (en) | 1970-02-12 |
| BR6681060D0 (en) | 1973-12-26 |
| NL6609629A (en) | 1967-01-09 |
| BE668496A (en) | 1966-02-21 |
| CH467271A (en) | 1969-01-15 |
| NL6511644A (en) | 1966-03-09 |
| BR6572741D0 (en) | 1973-08-07 |
| BR6572769D0 (en) | 1973-12-26 |
| GB1112722A (en) | 1968-05-08 |
| GB1112723A (en) | 1968-05-08 |
| GB1112721A (en) | 1968-05-08 |
| IL24098A (en) | 1969-03-27 |
| DE1595952A1 (en) | 1970-05-14 |
| GB1112724A (en) | 1968-05-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |