ES8105303A1 - Un procedimiento para la preparacion de 2-aminopirazinas - Google Patents
Un procedimiento para la preparacion de 2-aminopirazinasInfo
- Publication number
- ES8105303A1 ES8105303A1 ES490287A ES490287A ES8105303A1 ES 8105303 A1 ES8105303 A1 ES 8105303A1 ES 490287 A ES490287 A ES 490287A ES 490287 A ES490287 A ES 490287A ES 8105303 A1 ES8105303 A1 ES 8105303A1
- Authority
- ES
- Spain
- Prior art keywords
- substituted
- approximately
- acid
- hydroximine
- alkyl
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000000034 method Methods 0.000 title abstract 2
- XFTQRUTUGRCSGO-UHFFFAOYSA-N pyrazin-2-amine Chemical class NC1=CN=CC=N1 XFTQRUTUGRCSGO-UHFFFAOYSA-N 0.000 title 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical class [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract 2
- 229910052739 hydrogen Inorganic materials 0.000 abstract 2
- 239000001257 hydrogen Substances 0.000 abstract 2
- 229920000137 polyphosphoric acid Polymers 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- DFNYGALUNNFWKJ-UHFFFAOYSA-N aminoacetonitrile Chemical compound NCC#N DFNYGALUNNFWKJ-UHFFFAOYSA-N 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- YWEUIGNSBFLMFL-UHFFFAOYSA-N diphosphonate Chemical compound O=P(=O)OP(=O)=O YWEUIGNSBFLMFL-UHFFFAOYSA-N 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000002917 insecticide Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- DLYUQMMRRRQYAE-UHFFFAOYSA-N phosphorus pentoxide Inorganic materials O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/36—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal
- C07C29/38—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal by reaction with aldehydes or ketones
- C07C29/40—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal by reaction with aldehydes or ketones with compounds containing carbon-to-metal bonds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/35—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C33/00—Unsaturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C33/18—Monohydroxylic alcohols containing only six-membered aromatic rings as cyclic part
- C07C33/20—Monohydroxylic alcohols containing only six-membered aromatic rings as cyclic part monocyclic
-
- 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
- C07D241/20—Nitrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12C—BEER; PREPARATION OF BEER BY FERMENTATION; PREPARATION OF MALT FOR MAKING BEER; PREPARATION OF HOPS FOR MAKING BEER
- C12C11/00—Fermentation processes for beer
- C12C11/02—Pitching yeast
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Health & Medical Sciences (AREA)
- Food Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- General Engineering & Computer Science (AREA)
- Mycology (AREA)
- Genetics & Genomics (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/027,630 US4211870A (en) | 1979-04-06 | 1979-04-06 | Preparation of substituted 2-aminopyrazines |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES490287A0 ES490287A0 (es) | 1981-05-16 |
| ES8105303A1 true ES8105303A1 (es) | 1981-05-16 |
Family
ID=21838837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES490287A Expired ES8105303A1 (es) | 1979-04-06 | 1980-04-02 | Un procedimiento para la preparacion de 2-aminopirazinas |
Country Status (25)
| Country | Link |
|---|---|
| US (1) | US4211870A (en]) |
| EP (1) | EP0018144A1 (en]) |
| JP (1) | JPS55141473A (en]) |
| KR (1) | KR830002731A (en]) |
| AU (1) | AU5710280A (en]) |
| BE (1) | BE882608A (en]) |
| BR (1) | BR8002079A (en]) |
| CA (1) | CA1157860A (en]) |
| CS (1) | CS215055B2 (en]) |
| DD (1) | DD150057A5 (en]) |
| DK (1) | DK144280A (en]) |
| ES (1) | ES8105303A1 (en]) |
| FI (1) | FI801056A7 (en]) |
| FR (1) | FR2453159A1 (en]) |
| GB (1) | GB2046751A (en]) |
| GR (1) | GR68096B (en]) |
| IL (1) | IL59761A0 (en]) |
| IT (1) | IT1147345B (en]) |
| LU (1) | LU82342A1 (en]) |
| NZ (1) | NZ193345A (en]) |
| PL (1) | PL223264A1 (en]) |
| PT (1) | PT71056A (en]) |
| RO (1) | RO79384A (en]) |
| SU (1) | SU932989A3 (en]) |
| ZA (1) | ZA802005B (en]) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2209465C (en) * | 1996-07-11 | 2008-04-29 | Lonza Ag | Process for preparing 3-alkoxy-5-alkylpyrazin-2-amines |
| EE200200453A (et) * | 2000-02-16 | 2003-12-15 | Neurogen Corporation | Asendatud arüülpürasiinid |
| CA2496197A1 (en) * | 2002-08-20 | 2004-03-04 | Neurogen Corporation | 5-substituted-2-arylpyrazines as modulators of crf receptors |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE794329A (fr) * | 1972-01-20 | 1973-07-19 | Pechiney Ugine Kuhlmann | Derives d'aza-2 butadienes-1,3 et procede pour leur preparation |
| EG11837A (en) * | 1974-09-19 | 1977-12-31 | Lilly Co Eli | Novel 1-(substituted benzoyl)-3-(substituted pyrazinyl ureas used as insecticides |
| US4160834A (en) * | 1977-03-09 | 1979-07-10 | Eli Lilly And Company | 1-(Substituted benzoyl)-3-(substituted pyrazinyl)ureas |
-
1979
- 1979-04-06 US US06/027,630 patent/US4211870A/en not_active Expired - Lifetime
-
1980
- 1980-04-02 PT PT71056A patent/PT71056A/pt unknown
- 1980-04-02 CA CA000349061A patent/CA1157860A/en not_active Expired
- 1980-04-02 CS CS802293A patent/CS215055B2/cs unknown
- 1980-04-02 BR BR8002079A patent/BR8002079A/pt unknown
- 1980-04-02 AU AU57102/80A patent/AU5710280A/en not_active Abandoned
- 1980-04-02 DK DK144280A patent/DK144280A/da unknown
- 1980-04-02 FI FI801056A patent/FI801056A7/fi not_active Application Discontinuation
- 1980-04-02 NZ NZ193345A patent/NZ193345A/xx unknown
- 1980-04-02 FR FR8007457A patent/FR2453159A1/fr not_active Withdrawn
- 1980-04-02 ES ES490287A patent/ES8105303A1/es not_active Expired
- 1980-04-02 GR GR61609A patent/GR68096B/el unknown
- 1980-04-03 IL IL59761A patent/IL59761A0/xx unknown
- 1980-04-03 DD DD80220207A patent/DD150057A5/de unknown
- 1980-04-03 GB GB8011363A patent/GB2046751A/en not_active Withdrawn
- 1980-04-03 BE BE1/9771A patent/BE882608A/fr unknown
- 1980-04-03 ZA ZA00802005A patent/ZA802005B/xx unknown
- 1980-04-03 EP EP80301085A patent/EP0018144A1/en not_active Ceased
- 1980-04-04 RO RO80100722A patent/RO79384A/ro unknown
- 1980-04-04 PL PL22326480A patent/PL223264A1/xx unknown
- 1980-04-04 IT IT21231/80A patent/IT1147345B/it active
- 1980-04-04 KR KR1019800001429A patent/KR830002731A/ko not_active Abandoned
- 1980-04-04 LU LU82342A patent/LU82342A1/fr unknown
- 1980-04-04 SU SU802902455A patent/SU932989A3/ru active
- 1980-04-05 JP JP4511480A patent/JPS55141473A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| PL223264A1 (en]) | 1981-01-30 |
| GR68096B (en]) | 1981-10-30 |
| IT1147345B (it) | 1986-11-19 |
| JPS55141473A (en) | 1980-11-05 |
| LU82342A1 (fr) | 1980-07-02 |
| ES490287A0 (es) | 1981-05-16 |
| US4211870A (en) | 1980-07-08 |
| NZ193345A (en) | 1982-11-23 |
| IT8021231A0 (it) | 1980-04-04 |
| ZA802005B (en) | 1981-11-25 |
| DK144280A (da) | 1980-10-07 |
| FI801056A7 (fi) | 1980-10-07 |
| SU932989A3 (ru) | 1982-05-30 |
| BE882608A (fr) | 1980-10-03 |
| CS215055B2 (en) | 1982-07-30 |
| CA1157860A (en) | 1983-11-29 |
| PT71056A (en) | 1980-05-01 |
| RO79384A (ro) | 1982-06-25 |
| FR2453159A1 (fr) | 1980-10-31 |
| IL59761A0 (en) | 1980-06-30 |
| GB2046751A (en) | 1980-11-19 |
| KR830002731A (ko) | 1983-05-30 |
| EP0018144A1 (en) | 1980-10-29 |
| AU5710280A (en) | 1980-10-09 |
| DD150057A5 (de) | 1981-08-12 |
| BR8002079A (pt) | 1980-11-25 |
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