IT1089429B - Procedimento in due stadi per preparare acido 2-6-piridin-bicarbossilico - Google Patents
Procedimento in due stadi per preparare acido 2-6-piridin-bicarbossilicoInfo
- Publication number
- IT1089429B IT1089429B IT30273/77A IT3027377A IT1089429B IT 1089429 B IT1089429 B IT 1089429B IT 30273/77 A IT30273/77 A IT 30273/77A IT 3027377 A IT3027377 A IT 3027377A IT 1089429 B IT1089429 B IT 1089429B
- Authority
- IT
- Italy
- Prior art keywords
- pyridin
- preparing
- stage procedure
- bicarboxylic acid
- bicarboxylic
- Prior art date
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
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/79—Acids; Esters
- C07D213/803—Processes of preparation
-
- 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
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/79—Acids; Esters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (14)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT30273/77A IT1089429B (it) | 1977-12-01 | 1977-12-01 | Procedimento in due stadi per preparare acido 2-6-piridin-bicarbossilico |
DE2857637A DE2857637C2 (de) | 1977-12-01 | 1978-03-29 | Kondensationsprodukt aus 2,6-Pyridindicarbonsäure und Chrom(VI)-oxid |
DE2813417A DE2813417C3 (de) | 1977-12-01 | 1978-03-29 | Verfahren zur Herstellung von 2,6- Pyridindicarbonsäure |
AT0834378A AT366668B (de) | 1977-12-01 | 1978-11-22 | Verfahren zur herstellung von 2,6-pyridindicarbon-saeure |
CA316,755A CA1108617A (en) | 1977-12-01 | 1978-11-23 | Two stage process for preparing 2,6-pyridin- dicarboxylic acid |
CH1214378A CH640226A5 (it) | 1977-12-01 | 1978-11-27 | Procedimento in due stadi per preparare un composto di addizione mole a mole tra l'acido 2-6-piridin-bicarbossilico e l'anidride cromica. |
ES475546A ES475546A1 (es) | 1977-12-01 | 1978-11-30 | Procedimiento para la preparacion en dos etapas de acido 2,6-piridin-dicarboxilico |
US05/965,037 US4237301A (en) | 1977-12-01 | 1978-11-30 | Two stage process for preparing 2,6-pyridin-dicarboxylic acid |
GB7846715A GB2009163B (en) | 1977-12-01 | 1978-11-30 | Two stage process forpreparing |
IL56090A IL56090A0 (en) | 1977-12-01 | 1978-11-30 | A two stage process for preparing 2,6 pyridine-dicarboxlicacid |
FR7833790A FR2410650A1 (fr) | 1977-12-01 | 1978-11-30 | Procede en deux stades pour preparer l'acide de 2-6 pyridinbicarboxylique |
BE2057456A BE872394A (fr) | 1977-12-01 | 1978-11-30 | Procede en deux stades pour preparer l'acide de 2-6-pyridinbicarboxylique |
JP14729678A JPS5490181A (en) | 1977-12-01 | 1978-11-30 | Two step manufacture of 2*66pyridinee dicarboxylic acid |
US06/283,082 US4419515A (en) | 1977-12-01 | 1981-07-13 | Two stage process for preparing 2,6-pyridinedicarboxylic acid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT30273/77A IT1089429B (it) | 1977-12-01 | 1977-12-01 | Procedimento in due stadi per preparare acido 2-6-piridin-bicarbossilico |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1089429B true IT1089429B (it) | 1985-06-18 |
Family
ID=11229446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT30273/77A IT1089429B (it) | 1977-12-01 | 1977-12-01 | Procedimento in due stadi per preparare acido 2-6-piridin-bicarbossilico |
Country Status (12)
Country | Link |
---|---|
US (1) | US4237301A (it) |
JP (1) | JPS5490181A (it) |
AT (1) | AT366668B (it) |
BE (1) | BE872394A (it) |
CA (1) | CA1108617A (it) |
CH (1) | CH640226A5 (it) |
DE (2) | DE2857637C2 (it) |
ES (1) | ES475546A1 (it) |
FR (1) | FR2410650A1 (it) |
GB (1) | GB2009163B (it) |
IL (1) | IL56090A0 (it) |
IT (1) | IT1089429B (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4419515A (en) * | 1977-12-01 | 1983-12-06 | Luigi Stoppani S.P.A. | Two stage process for preparing 2,6-pyridinedicarboxylic acid |
US4857231A (en) * | 1988-06-06 | 1989-08-15 | Iowa State University Research Foundation, Inc. | Thermochromic platinum complexes |
CZ291059B6 (cs) * | 1997-03-12 | 2002-12-11 | Lonza Ag | Způsob výroby esterů 2,6-pyridindikarboxylových kyselin |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE741321C (de) * | 1941-02-13 | 1943-11-09 | Ig Farbenindustrie Ag | Verfahren zur Herstellung von Pyridin bzw. Pyridincarbonsaeuren |
FR976594A (fr) * | 1942-04-30 | 1951-03-20 | Ig Farbenindustrie Ag | Procédé de fabrication de pyridine |
US2415147A (en) * | 1942-08-27 | 1947-02-04 | Allied Chem & Dye Corp | Process for oxidation of heterocyclic nitrogen compounds |
US2578672A (en) * | 1945-11-23 | 1951-12-18 | Koppers Co Inc | Picolinic acid recovery |
US3154549A (en) * | 1961-10-23 | 1964-10-27 | Wyandotte Chemicals Corp | Process for the preparation of carboxylic acids |
US3334021A (en) * | 1964-04-09 | 1967-08-01 | Monsanto Co | Process for preparing dipicolinic acid |
US3313821A (en) * | 1964-08-03 | 1967-04-11 | Chemlek Laboratotries Inc | Process for preparing pyridine carboxylic acids from compounds having a pyridine nucleus |
DE2300056A1 (de) | 1973-01-02 | 1974-07-04 | Kali Chemie Pharma Gmbh | Verfahren zur gewinnung von pyridin2,6-dicarbonsaeure auf fermentativem wege |
SU568642A1 (ru) * | 1975-07-11 | 1977-08-15 | Ордена Трудового Красного Знамени Институт Органического Синтеза Ан Латвийской Сср | Способ получени пиридинкарбоновых кислот |
IT1077343B (it) * | 1977-07-18 | 1985-05-04 | Stoppani Luigi Di Stoppani P & | Procedimento di ossidazione altamente selettivo per preparare acidi piridincarbossilici |
-
1977
- 1977-12-01 IT IT30273/77A patent/IT1089429B/it active
-
1978
- 1978-03-29 DE DE2857637A patent/DE2857637C2/de not_active Expired
- 1978-03-29 DE DE2813417A patent/DE2813417C3/de not_active Expired
- 1978-11-22 AT AT0834378A patent/AT366668B/de not_active IP Right Cessation
- 1978-11-23 CA CA316,755A patent/CA1108617A/en not_active Expired
- 1978-11-27 CH CH1214378A patent/CH640226A5/it not_active IP Right Cessation
- 1978-11-30 IL IL56090A patent/IL56090A0/xx not_active IP Right Cessation
- 1978-11-30 BE BE2057456A patent/BE872394A/xx not_active IP Right Cessation
- 1978-11-30 JP JP14729678A patent/JPS5490181A/ja active Granted
- 1978-11-30 ES ES475546A patent/ES475546A1/es not_active Expired
- 1978-11-30 GB GB7846715A patent/GB2009163B/en not_active Expired
- 1978-11-30 US US05/965,037 patent/US4237301A/en not_active Expired - Lifetime
- 1978-11-30 FR FR7833790A patent/FR2410650A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6121470B2 (it) | 1986-05-27 |
US4237301A (en) | 1980-12-02 |
DE2813417B2 (de) | 1981-02-19 |
DE2857637C2 (de) | 1986-10-30 |
DE2813417C3 (de) | 1986-07-10 |
GB2009163B (en) | 1982-06-30 |
CA1108617A (en) | 1981-09-08 |
GB2009163A (en) | 1979-06-13 |
BE872394A (fr) | 1979-03-16 |
AT366668B (de) | 1982-04-26 |
FR2410650A1 (fr) | 1979-06-29 |
ES475546A1 (es) | 1979-04-01 |
DE2813417A1 (de) | 1979-06-07 |
ATA834378A (de) | 1981-09-15 |
CH640226A5 (it) | 1983-12-30 |
FR2410650B1 (it) | 1983-02-11 |
JPS5490181A (en) | 1979-07-17 |
IL56090A0 (en) | 1979-01-31 |
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Legal Events
Date | Code | Title | Description |
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TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19941228 |