ZA93397B - Process for the dehydration of dihydroxypiperidinedicarboxylates - Google Patents
Process for the dehydration of dihydroxypiperidinedicarboxylatesInfo
- Publication number
- ZA93397B ZA93397B ZA93397A ZA93397A ZA93397B ZA 93397 B ZA93397 B ZA 93397B ZA 93397 A ZA93397 A ZA 93397A ZA 93397 A ZA93397 A ZA 93397A ZA 93397 B ZA93397 B ZA 93397B
- Authority
- ZA
- South Africa
- Prior art keywords
- dihydroxypiperidinedicarboxylates
- dehydration
- trifluoromethyl
- bis
- alkyl
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- AHHYEFQWMUXGFH-UHFFFAOYSA-N 2,3-dihydroxypiperidine-1,2-dicarboxylic acid Chemical class OC1CCCN(C(O)=O)C1(O)C(O)=O AHHYEFQWMUXGFH-UHFFFAOYSA-N 0.000 title 1
- 230000018044 dehydration Effects 0.000 title 1
- 238000006297 dehydration reaction Methods 0.000 title 1
- 239000002904 solvent Substances 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/36—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no 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
- C07D211/60—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/80—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
- C07D211/84—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two 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 directly attached to ring carbon atoms
- C07D211/90—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Hydrogenated Pyridines (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Liquid Crystal Substances (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/822,791 US5206369A (en) | 1992-01-21 | 1992-01-21 | Process for the dehydration of dihydroxypiperidinedicarboxylates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA93397B true ZA93397B (en) | 1993-11-08 |
Family
ID=25236987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA93397A ZA93397B (en) | 1992-01-21 | 1993-01-20 | Process for the dehydration of dihydroxypiperidinedicarboxylates |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US5206369A (da) |
| EP (1) | EP0553068B1 (da) |
| JP (1) | JP3255307B2 (da) |
| KR (1) | KR960001915B1 (da) |
| AT (1) | ATE155457T1 (da) |
| AU (1) | AU652505B2 (da) |
| CA (1) | CA2087645A1 (da) |
| DE (1) | DE69312103T2 (da) |
| ES (1) | ES2105201T3 (da) |
| HU (1) | HU210327B (da) |
| IL (1) | IL104458A (da) |
| TW (1) | TW218868B (da) |
| ZA (1) | ZA93397B (da) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6841362B1 (ja) | 2020-03-17 | 2021-03-10 | 住友大阪セメント株式会社 | リチウムイオン二次電池用正極材料、リチウムイオン二次電池用正極及びリチウムイオン二次電池 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES535012A0 (es) * | 1983-08-11 | 1985-07-01 | Monsanto Co | Un procedimiento para preparar dihidropiridinas |
| ES535014A0 (es) * | 1983-08-11 | 1985-08-01 | Monsanto Co | Un procedimiento para preparar derivados de piridina sustituidos en las posiciones 2 y 6 |
| US4692184A (en) * | 1984-04-24 | 1987-09-08 | Monsanto Company | 2,6-substituted pyridine compounds |
| IT1203900B (it) * | 1987-04-15 | 1989-02-23 | Lagor Spa | Poli 1,4-diidro-2,6-dimetilpiridine 3,5-dicarbossilesteri utili come stabilizzanti termici per polimeri sintetici |
| US4908057A (en) * | 1988-08-01 | 1990-03-13 | Monsanto Company | Substituted 2,6-substituted 1,2- or 1,6-dihydro pyridine compounds |
| US5486949A (en) * | 1989-06-20 | 1996-01-23 | The Dow Chemical Company | Birefringent interference polarizer |
| US5051512A (en) * | 1990-03-19 | 1991-09-24 | Monsanto Company | Process for preparation of fluoromethyl-substituted piperidine carbodithioates |
-
1992
- 1992-01-21 US US07/822,791 patent/US5206369A/en not_active Expired - Lifetime
-
1993
- 1993-01-12 TW TW082100147A patent/TW218868B/zh not_active IP Right Cessation
- 1993-01-19 HU HU9300138A patent/HU210327B/hu not_active IP Right Cessation
- 1993-01-20 AU AU31875/93A patent/AU652505B2/en not_active Ceased
- 1993-01-20 DE DE69312103T patent/DE69312103T2/de not_active Expired - Lifetime
- 1993-01-20 JP JP00765893A patent/JP3255307B2/ja not_active Expired - Lifetime
- 1993-01-20 AT AT93870005T patent/ATE155457T1/de not_active IP Right Cessation
- 1993-01-20 ES ES93870005T patent/ES2105201T3/es not_active Expired - Lifetime
- 1993-01-20 IL IL104458A patent/IL104458A/xx not_active IP Right Cessation
- 1993-01-20 ZA ZA93397A patent/ZA93397B/xx unknown
- 1993-01-20 EP EP93870005A patent/EP0553068B1/en not_active Expired - Lifetime
- 1993-01-20 CA CA002087645A patent/CA2087645A1/en not_active Abandoned
- 1993-01-20 KR KR1019930000703A patent/KR960001915B1/ko not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP3255307B2 (ja) | 2002-02-12 |
| HUT63369A (en) | 1993-08-30 |
| TW218868B (da) | 1994-01-11 |
| JPH06172309A (ja) | 1994-06-21 |
| IL104458A (en) | 1997-11-20 |
| ATE155457T1 (de) | 1997-08-15 |
| DE69312103T2 (de) | 1998-02-19 |
| KR960001915B1 (ko) | 1996-02-06 |
| AU3187593A (en) | 1993-07-22 |
| ES2105201T3 (es) | 1997-10-16 |
| IL104458A0 (en) | 1993-05-13 |
| CA2087645A1 (en) | 1993-07-22 |
| HU9300138D0 (en) | 1993-04-28 |
| DE69312103D1 (de) | 1997-08-21 |
| EP0553068A1 (en) | 1993-07-28 |
| KR930016397A (ko) | 1993-08-26 |
| HU210327B (en) | 1995-03-28 |
| AU652505B2 (en) | 1994-08-25 |
| EP0553068B1 (en) | 1997-07-16 |
| US5206369A (en) | 1993-04-27 |
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