BE781991A - CYANOPYRAZINES, CARBAMOYLDIAMINOPYRAZINES AND 3-DIAMINOPYRAZINOIC ACIDS AND THEIR PREPARATION - Google Patents
CYANOPYRAZINES, CARBAMOYLDIAMINOPYRAZINES AND 3-DIAMINOPYRAZINOIC ACIDS AND THEIR PREPARATIONInfo
- Publication number
- BE781991A BE781991A BE781991A BE781991A BE781991A BE 781991 A BE781991 A BE 781991A BE 781991 A BE781991 A BE 781991A BE 781991 A BE781991 A BE 781991A BE 781991 A BE781991 A BE 781991A
- Authority
- BE
- Belgium
- Prior art keywords
- diaminopyrazinoic
- carbamoyldiaminopyrazines
- cyanopyrazines
- acids
- 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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/50—Amines
- C08G59/5046—Amines heterocyclic
- C08G59/5053—Amines heterocyclic containing only nitrogen as a heteroatom
- C08G59/5073—Amines heterocyclic containing only nitrogen as a heteroatom having two nitrogen atoms in the ring
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13372471A | 1971-04-13 | 1971-04-13 | |
US18457871A | 1971-09-28 | 1971-09-28 | |
US00232207A US3814757A (en) | 1971-04-13 | 1972-03-06 | Diamino substituted dicyano pyrazines and process |
US05/232,206 US3948895A (en) | 1971-09-28 | 1972-03-06 | Synthesis of 3,5-diaminopyrazinoic acid from 3,5-diamino-2,6-dicyanopyrazine and intermediates |
Publications (1)
Publication Number | Publication Date |
---|---|
BE781991A true BE781991A (en) | 1972-10-12 |
Family
ID=27495054
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE781991A BE781991A (en) | 1971-04-13 | 1972-04-12 | CYANOPYRAZINES, CARBAMOYLDIAMINOPYRAZINES AND 3-DIAMINOPYRAZINOIC ACIDS AND THEIR PREPARATION |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE781991A (en) |
DE (1) | DE2216925A1 (en) |
FR (1) | FR2132870A1 (en) |
IL (1) | IL39114A0 (en) |
NL (1) | NL7204981A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3948895A (en) * | 1971-09-28 | 1976-04-06 | E. I. Du Pont De Nemours And Company | Synthesis of 3,5-diaminopyrazinoic acid from 3,5-diamino-2,6-dicyanopyrazine and intermediates |
CH606253A5 (en) * | 1977-01-07 | 1978-10-31 | Ciba Geigy Ag | |
AU2005322114A1 (en) * | 2004-12-23 | 2006-07-06 | Mallinckrodt Llc | Fluorescent pyrazine derivatives and methods of using the same in assessing renal function |
CA2628661A1 (en) | 2006-06-22 | 2007-12-27 | Mallinckrodt Inc. | Pyrazine derivatives and uses thereof in renal monitoring |
BR112014016219A8 (en) | 2011-12-29 | 2017-07-04 | Dow Global Technologies Llc | curable composition, coated article, coated tubing and method of forming a coating system on a substrate |
-
1972
- 1972-03-29 IL IL39114A patent/IL39114A0/en unknown
- 1972-04-08 DE DE19722216925 patent/DE2216925A1/en active Pending
- 1972-04-12 FR FR7212786A patent/FR2132870A1/en not_active Withdrawn
- 1972-04-12 BE BE781991A patent/BE781991A/en unknown
- 1972-04-13 NL NL7204981A patent/NL7204981A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL7204981A (en) | 1972-10-17 |
FR2132870A1 (en) | 1972-11-24 |
DE2216925A1 (en) | 1972-10-19 |
IL39114A0 (en) | 1972-05-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE783562A (en) | 1,4-DIHYDRO-4-OXO-3-QUINOLEINECARBOXYLIC ACIDS AND ESTERS AND THEIR PREPARATION | |
BE810310A (en) | 4-PHENYLPIPERIDINES AND THEIR PREPARATION | |
BE795907A (en) | 2-AMINO-4-ARYLTHIAZOLES 5-SUBSTITUTES AND THEIR PREPARATION | |
BE800781A (en) | OXATHIAZINONES AND THEIR PREPARATION | |
BE820163A (en) | TRIAZOLOPYRIDAZINES AND THEIR PREPARATION | |
BE797101A (en) | CHLOROTHIAZOLES AND THEIR PREPARATION | |
BE792906A (en) | ARYL-KETONES AND THEIR PREPARATION | |
BE783272A (en) | TRIAZOLOBENZODIAZEPINES AND THEIR PREPARATION | |
BE787759A (en) | GUANIDINE-ORGANIC ACID THIOLOESTERS AND THEIR PREPARATION | |
BE778484A (en) | HYDROXY-ALCOYL-AMINO ALCOYLENE-AMIDES AND THEIR | |
BE785375A (en) | THIOLINCOSAMINIDES AND THEIR PREPARATION | |
BE791468A (en) | TRANSPARENT POLYAMIDES AND THEIR PREPARATION | |
BE781857A (en) | HYDROXY-PYRIDONE-MONOSULFONIC ACIDS AND THEIR PREPARATION | |
BE781991A (en) | CYANOPYRAZINES, CARBAMOYLDIAMINOPYRAZINES AND 3-DIAMINOPYRAZINOIC ACIDS AND THEIR PREPARATION | |
BE761438A (en) | ALPHA-HALO-PHENYLACETAMIDES AND THEIR PREPARATION | |
BE761720A (en) | HYDROXYDITHIOAROMATIC ACIDS, THEIR DERIVATIVES AND THEIR PREPARATION, | |
BE782846A (en) | SUBSTITUTED TRIAZOLOBENZODIAZEPINES AND THEIR PREPARATION | |
BE816947A (en) | OLIGOCARBOXY-ALKANE-PHOSPHONIC ACIDS AND THEIR PREPARATION | |
BE745295A (en) | TRIMETHOXYBENZOYL-AMINO-ALKANOIC ACIDS, THEIR PREPARATION AND THEIR APPLICATIONS | |
BE768276A (en) | N-ACYL-N'-SUBSTITUTE-2,6-DIAMINOBENZOIC ACIDS AND THEIR PREPARATION | |
BE782849A (en) | NEW TRIAZOLOBENZODIAZEPINES AND THEIR PREPARATION | |
BE791087A (en) | 2,4,5-TRISUBSTITU OXAZOLES AND THEIR PREPARATION | |
BE763671A (en) | AZIDOSULFONYLCARBANILATES AND THEIR PREPARATION | |
BE764456A (en) | AMINO-3-CARDENOLIDES AND THEIR PREPARATION | |
BE783483A (en) | NEW HYDROXYACETAMIDOTRIIODOBENZOIC AND ALKOXYACETAMIDOTRIIODOBENZOIC ACIDS AND THEIR PREPARATION |