DK165832C - Fremgangsmaade til fremstilling af 2-carboxy-pyrazin-4-oxider - Google Patents
Fremgangsmaade til fremstilling af 2-carboxy-pyrazin-4-oxiderInfo
- Publication number
- DK165832C DK165832C DK218786A DK218786A DK165832C DK 165832 C DK165832 C DK 165832C DK 218786 A DK218786 A DK 218786A DK 218786 A DK218786 A DK 218786A DK 165832 C DK165832 C DK 165832C
- Authority
- DK
- Denmark
- Prior art keywords
- sub
- acid
- oxides
- carboxypyrazines
- pyrazine
- 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
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Catalysts (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Plural Heterocyclic Compounds (AREA)
- Cephalosporin Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Detergent Compositions (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT20780/85A IT1201417B (it) | 1985-05-17 | 1985-05-17 | Procedimento per la preparazione di 2-carbossipirazine 4 ossido |
IT2078085 | 1985-05-17 |
Publications (4)
Publication Number | Publication Date |
---|---|
DK218786D0 DK218786D0 (da) | 1986-05-12 |
DK218786A DK218786A (da) | 1986-11-18 |
DK165832B DK165832B (da) | 1993-01-25 |
DK165832C true DK165832C (da) | 1993-06-21 |
Family
ID=11171959
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK218786A DK165832C (da) | 1985-05-17 | 1986-05-12 | Fremgangsmaade til fremstilling af 2-carboxy-pyrazin-4-oxider |
Country Status (25)
Country | Link |
---|---|
US (1) | US4866178A (ko) |
EP (1) | EP0201934B1 (ko) |
JP (1) | JPS625971A (ko) |
KR (1) | KR930008236B1 (ko) |
CN (1) | CN1003645B (ko) |
AT (1) | ATE70269T1 (ko) |
AU (1) | AU577191B2 (ko) |
CA (1) | CA1276933C (ko) |
CS (1) | CS253600B2 (ko) |
DE (1) | DE3682816D1 (ko) |
DK (1) | DK165832C (ko) |
ES (1) | ES8706131A1 (ko) |
FI (1) | FI90342C (ko) |
GR (1) | GR861268B (ko) |
HU (1) | HU196062B (ko) |
IE (1) | IE59622B1 (ko) |
IL (1) | IL78818A (ko) |
IT (1) | IT1201417B (ko) |
NO (1) | NO174047C (ko) |
NZ (1) | NZ216171A (ko) |
PH (1) | PH23032A (ko) |
PT (1) | PT82590B (ko) |
RU (1) | RU2009135C1 (ko) |
YU (1) | YU44290B (ko) |
ZA (1) | ZA863534B (ko) |
Families Citing this family (5)
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 |
US6387654B1 (en) | 2000-05-04 | 2002-05-14 | Archer-Daniels-Midland Company | Bacterial strains and fermentation processes for the production of 2-keto-l-gulonic acid |
US7151178B2 (en) | 2004-04-22 | 2006-12-19 | Isp Investments Inc. | Method for the preparation of 5-methylpyrazine-2-carboxylic acid-4-oxide and its salts |
US7153965B2 (en) | 2004-05-18 | 2006-12-26 | Isp Investments Inc. | Pharmaceutically acceptable inorganic and organic salts of 5-methylpyrazine-2-carboxylic acid-4-oxide |
JP4878652B2 (ja) * | 2011-01-24 | 2012-02-15 | トッパン・フォームズ株式会社 | 非接触型データ送受信カード付き封書及びその作成方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE756934R (fr) * | 1969-10-15 | 1971-03-16 | Commissariat Energie Atomique | Nouveau procede de polarisation dynamique des noyaux atomiques d'un solvant, notamment d'un solvant hydrogene, et magnetometres pourla mesure de l'intensite des champs magnetiques faibles notamment du champ magnetique terrestre, mettant en oeuvre ce procede |
AU470007B2 (en) * | 1972-04-28 | 1976-02-26 | Farmitalia Carlo Erba S.R.L. | Pyrazine 4-oxide derivatives and process for their preparation |
US4002750A (en) * | 1972-04-28 | 1977-01-11 | Carlo Erba S.P.A. | Pyrazine 4-oxide derivatives and process for their preparation |
NL8202105A (nl) * | 1981-05-28 | 1982-12-16 | Erba Farmitalia | Werkwijze voor het bereiden van pyrazinederivaten. |
IT1201417B (it) * | 1985-05-17 | 1989-02-02 | Montedison Spa | Procedimento per la preparazione di 2-carbossipirazine 4 ossido |
-
1985
- 1985-05-17 IT IT20780/85A patent/IT1201417B/it active
-
1986
- 1986-05-12 DK DK218786A patent/DK165832C/da not_active IP Right Cessation
- 1986-05-13 ZA ZA863534A patent/ZA863534B/xx unknown
- 1986-05-13 JP JP61107821A patent/JPS625971A/ja active Granted
- 1986-05-13 RU SU864027500A patent/RU2009135C1/ru not_active IP Right Cessation
- 1986-05-13 CS CS863450A patent/CS253600B2/cs not_active IP Right Cessation
- 1986-05-13 CN CN86103304.3A patent/CN1003645B/zh not_active Expired
- 1986-05-13 CA CA000508998A patent/CA1276933C/en not_active Expired - Fee Related
- 1986-05-14 PT PT82590A patent/PT82590B/pt unknown
- 1986-05-14 NZ NZ216171A patent/NZ216171A/xx unknown
- 1986-05-14 YU YU795/86A patent/YU44290B/xx unknown
- 1986-05-14 AU AU57441/86A patent/AU577191B2/en not_active Ceased
- 1986-05-15 GR GR861268A patent/GR861268B/el unknown
- 1986-05-15 HU HU862057A patent/HU196062B/hu not_active IP Right Cessation
- 1986-05-16 AT AT86106721T patent/ATE70269T1/de not_active IP Right Cessation
- 1986-05-16 PH PH33781A patent/PH23032A/en unknown
- 1986-05-16 ES ES554997A patent/ES8706131A1/es not_active Expired
- 1986-05-16 NO NO861973A patent/NO174047C/no unknown
- 1986-05-16 EP EP86106721A patent/EP0201934B1/en not_active Expired - Lifetime
- 1986-05-16 IL IL78818A patent/IL78818A/xx not_active IP Right Cessation
- 1986-05-16 IE IE130886A patent/IE59622B1/en not_active IP Right Cessation
- 1986-05-16 DE DE8686106721T patent/DE3682816D1/de not_active Expired - Fee Related
- 1986-05-17 KR KR1019860003849A patent/KR930008236B1/ko not_active IP Right Cessation
- 1986-05-27 FI FI862234A patent/FI90342C/fi not_active IP Right Cessation
-
1988
- 1988-02-05 US US07/152,471 patent/US4866178A/en not_active Expired - Lifetime
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR830005216A (ko) | 이미다조[4,5-b] 피리딘 유도체의 제조방법 | |
KR870002056A (ko) | 치환된 프로파르길옥시아세토니트릴 유도체의 제조 방법 | |
KR860000243A (ko) | 아민유도체의 제조방법 | |
KR860003234A (ko) | N-치환된 트리아졸 유도체의 제조방법 | |
DK165832C (da) | Fremgangsmaade til fremstilling af 2-carboxy-pyrazin-4-oxider | |
EP0315973A3 (en) | Sialocylglycerolipids and method for preparing the same | |
KR860002524A (ko) | 신규백금착체의 제조방법 | |
KR850002979A (ko) | 1,2,3-트리티안화합물의 신규 제조방법 | |
KR920701106A (ko) | α, β-불포화케톤의 합성방법 | |
PT91011A (pt) | Processo para a preparacao de 1 alfa, 3 beta, trihidroxi-esteroides | |
KR840004721A (ko) | 5-옥소(oxo)-2-피롤리딘프로파노인산 유도체의 제조방법 | |
KR870002110A (ko) | 구아니디노티아졸 유도체의 제조방법 | |
ATE59374T1 (de) | Verfahren zur herstellung von halogenalkoholen. | |
DE68926016D1 (de) | Halogeno-4-Methylpyrazole und Verfahren zu ihrer Herstellung | |
ES469913A1 (es) | Un procedimiento para la preparacion de nuevos derivados de 6,11-dihidrobenzo-(b.e.)-tiepin-11-ona. | |
DE3064614D1 (en) | Process for preparing substituted acetyhydrazides | |
RO92582B (ro) | Procedeu pentru prepararea unor 5,6-dialcoxi-4-alchil-2 (1h)-chinazoline | |
KR850001727A (ko) | 아미노산의 페놀에스테르 유도체의 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |
Country of ref document: DK |