CA973554A - 2,3,5,6-tetraaminopyridine and its acid salts and processes for its preparation - Google Patents
2,3,5,6-tetraaminopyridine and its acid salts and processes for its preparationInfo
- Publication number
- CA973554A CA973554A CA124,387A CA124387A CA973554A CA 973554 A CA973554 A CA 973554A CA 124387 A CA124387 A CA 124387A CA 973554 A CA973554 A CA 973554A
- Authority
- CA
- Canada
- Prior art keywords
- tetraaminopyridine
- processes
- preparation
- acid salts
- salts
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
- C07D213/72—Nitrogen atoms
- C07D213/73—Unsubstituted amino or imino radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
- C07D213/72—Nitrogen atoms
- C07D213/75—Amino or imino radicals, acylated by carboxylic or carbonic acids, or by sulfur or nitrogen analogues thereof, e.g. carbamates
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
- C07D213/72—Nitrogen atoms
- C07D213/76—Nitrogen atoms to which a second hetero atom is attached
-
- 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
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/0622—Polycondensates containing six-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms
- C08G73/0627—Polycondensates containing six-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms with only one nitrogen atom 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
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/0622—Polycondensates containing six-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms
- C08G73/0633—Polycondensates containing six-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms with only 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
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/0683—Polycondensates containing six-membered rings, condensed with other rings, with nitrogen atoms as the only ring hetero atoms
- C08G73/0694—Polycondensates containing six-membered rings, condensed with other rings, with nitrogen atoms as the only ring hetero atoms with only two nitrogen atoms in the ring, e.g. polyquinoxalines
-
- 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
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/18—Polybenzimidazoles
-
- 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
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/20—Pyrrones
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9741970A | 1970-12-30 | 1970-12-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA973554A true CA973554A (en) | 1975-08-26 |
Family
ID=22263242
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA124,387A Expired CA973554A (en) | 1970-12-30 | 1971-10-04 | 2,3,5,6-tetraaminopyridine and its acid salts and processes for its preparation |
Country Status (3)
Country | Link |
---|---|
CA (1) | CA973554A (en) |
DE (2) | DE2166070A1 (en) |
GB (1) | GB1361840A (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL9500581A (en) * | 1982-09-17 | 1995-07-03 | Stanford Res Inst Int | Liquid-crystal polymeric compositions, method and products |
DE3500910A1 (en) * | 1985-01-12 | 1986-07-17 | Hoechst Ag, 6230 Frankfurt | METHOD FOR THE PRODUCTION OF 2-NITRO-3-AMINOPYRIDINE, AND THE N, N'-DI- (2-NITRO-3-PYRIDYL) URINE THAT APPEARS AS AN INTERMEDIATE PRODUCT |
JP4769292B2 (en) | 2005-03-28 | 2011-09-07 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | Method for subjecting polyphosphoric acid in polyareneazole filaments to hydrolysis |
WO2006105080A1 (en) | 2005-03-28 | 2006-10-05 | E.I. Du Pont De Nemours And Company | Processes for increasing polymer inherent viscosity |
CN101238248B (en) | 2005-03-28 | 2011-07-27 | 纳幕尔杜邦公司 | Process for the production of polyarenazole yarn |
US7754846B2 (en) | 2005-03-28 | 2010-07-13 | E. I. Du Pont De Nemours And Company | Thermal processes for increasing polyareneazole inherent viscosities |
US7968030B2 (en) | 2005-03-28 | 2011-06-28 | E.I. Du Pont De Nemours And Company | Hot surface hydrolysis of polyphosphoric acid in spun yarns |
US7683157B2 (en) | 2005-03-28 | 2010-03-23 | E.I. Du Pont De Nemours And Company | Process for the production of polyarenazole polymer |
CN101203636B (en) | 2005-03-28 | 2011-10-12 | 纳幕尔杜邦公司 | Processes for hydrolyzing polyphosphoric acid in shaped articles |
DE602006019570D1 (en) | 2005-03-28 | 2011-02-24 | Du Pont | PROCESS FOR REMOVING CATION FROM POLYARENAZOLE FIBERS |
WO2006105226A1 (en) | 2005-03-28 | 2006-10-05 | E. I. Du Pont De Nemours And Company | Process for hydrolyzing polyphosphoric acid in a spun yarn |
US8263221B2 (en) | 2005-03-28 | 2012-09-11 | Magellan Systems International, Llc | High inherent viscosity polymers and fibers therefrom |
WO2006105311A1 (en) | 2005-03-28 | 2006-10-05 | E.I. Du Pont De Nemours And Company | Fusion-free hydrolysis of polyphosphoric acid in spun multifilament yarns |
WO2006105230A1 (en) * | 2005-03-28 | 2006-10-05 | E. I. Du Pont De Nemours And Company | Process for the production of polyareneazole polymer |
WO2006105076A2 (en) | 2005-03-28 | 2006-10-05 | E.I. Du Pont De Nemours And Company | Processes for preparing monomer complexes |
KR101333853B1 (en) | 2005-03-28 | 2013-11-27 | 마젤란 시스템즈 인터내셔날, 엘엘시 | Processes for preparing high inherent viscosity polyareneazoles using metal powders |
US7888457B2 (en) | 2005-04-01 | 2011-02-15 | E. I. Du Pont De Nemours And Company | Process for removing phosphorous from a fiber or yarn |
CN101531632B (en) * | 2009-04-09 | 2011-11-30 | 中国科学技术大学 | Method for preparing 2,3,5,6-tetraminopyridine |
-
1971
- 1971-10-04 CA CA124,387A patent/CA973554A/en not_active Expired
- 1971-12-30 GB GB6087771A patent/GB1361840A/en not_active Expired
- 1971-12-30 DE DE19712166070 patent/DE2166070A1/en active Pending
- 1971-12-30 DE DE19712165757 patent/DE2165757A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1361840A (en) | 1974-07-30 |
DE2165757A1 (en) | 1972-09-21 |
DE2166070A1 (en) | 1972-12-07 |
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