DE50102386D1 - Verfahren zur Herstellung von Pyridinen durch Oxidation von Dihydropyridinen mittels Methylnitrit - Google Patents

Verfahren zur Herstellung von Pyridinen durch Oxidation von Dihydropyridinen mittels Methylnitrit

Info

Publication number
DE50102386D1
DE50102386D1 DE50102386T DE50102386T DE50102386D1 DE 50102386 D1 DE50102386 D1 DE 50102386D1 DE 50102386 T DE50102386 T DE 50102386T DE 50102386 T DE50102386 T DE 50102386T DE 50102386 D1 DE50102386 D1 DE 50102386D1
Authority
DE
Germany
Prior art keywords
dihydropyridines
pyridines
oxidation
preparation
methyl nitrite
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 - Fee Related
Application number
DE50102386T
Other languages
English (en)
Inventor
Dr Lui
Hans Panskus
Dr Schnatterer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer Chemicals AG
Original Assignee
Bayer Chemicals AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bayer Chemicals AG filed Critical Bayer Chemicals AG
Priority to DE50102386T priority Critical patent/DE50102386D1/de
Application granted granted Critical
Publication of DE50102386D1 publication Critical patent/DE50102386D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • 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
    • C07D213/61—Halogen atoms or nitro 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
    • C07D213/78—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
    • 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
    • C07D213/80—Acids; Esters in position 3
    • 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
    • C07D213/84—Nitriles
    • 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
    • C07D213/84—Nitriles
    • C07D213/85—Nitriles in position 3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
DE50102386T 2000-06-08 2001-05-28 Verfahren zur Herstellung von Pyridinen durch Oxidation von Dihydropyridinen mittels Methylnitrit Expired - Fee Related DE50102386D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50102386T DE50102386D1 (de) 2000-06-08 2001-05-28 Verfahren zur Herstellung von Pyridinen durch Oxidation von Dihydropyridinen mittels Methylnitrit

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10028414 2000-06-08
DE10111874A DE10111874A1 (de) 2000-06-08 2001-03-13 Verbessertes Verfahren zur Herstellung von substituierten Pyridinen
DE50102386T DE50102386D1 (de) 2000-06-08 2001-05-28 Verfahren zur Herstellung von Pyridinen durch Oxidation von Dihydropyridinen mittels Methylnitrit

Publications (1)

Publication Number Publication Date
DE50102386D1 true DE50102386D1 (de) 2004-07-01

Family

ID=7645133

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10111874A Withdrawn DE10111874A1 (de) 2000-06-08 2001-03-13 Verbessertes Verfahren zur Herstellung von substituierten Pyridinen
DE50102386T Expired - Fee Related DE50102386D1 (de) 2000-06-08 2001-05-28 Verfahren zur Herstellung von Pyridinen durch Oxidation von Dihydropyridinen mittels Methylnitrit

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10111874A Withdrawn DE10111874A1 (de) 2000-06-08 2001-03-13 Verbessertes Verfahren zur Herstellung von substituierten Pyridinen

Country Status (2)

Country Link
KR (1) KR20010111015A (de)
DE (2) DE10111874A1 (de)

Also Published As

Publication number Publication date
DE10111874A1 (de) 2001-12-13
KR20010111015A (ko) 2001-12-15

Similar Documents

Publication Publication Date Title
DE60119283D1 (de) Verfahren zur herstellung von 3-hydroxypicolinsäure-derivaten
DE122007000077I1 (de) Verfahren zur Herstellung von substituierten Octanoyl-Amiden
DE60125747D1 (de) Verfahren zur herstellung von 2-halobenzoesäuren
DE60124482D1 (de) Verfahren zur Herstellung von Xylylendiamin
DE50112916D1 (de) Verfahren zur herstellung von alkylarylsulfonaten
DE50201891D1 (de) Verfahren zur herstellung von 1-octen
DE60141788D1 (de) Verfahren zur Herstellung von epsilon-Caprolactam
DE60307710D1 (de) Verfahren zur Herstellung von Eisenoxiden
DE60223070D1 (de) Verfahren zur herstellung von dihalogenadamantanen
DE602004002498D1 (de) Verfahren zur Herstellung von Mischoxiden
DE60113943D1 (de) Verfahren zur Herstellung von porösem Polymid
DE60117106D1 (de) Verfahren zur Herstellung von Halopropyldimethylchlorosilanen
DE60121150D1 (de) Verfahren zur herstellung von ansamitocin
DE60219193D1 (de) Verfahren zur herstellung von silylorganomercaptanen
DE60208738D1 (de) Verfahren zur Herstellung von Chlorfluorpolyoxyalkylenolen
DE50110810D1 (de) Verfahren zur herstellung von aldehyden
DE60026607T8 (de) Verfahren zur Herstellung von Perfluoralkadienen
DE50103049D1 (de) Verfahren zur Herstellung von Aminodiphenylaminen
DE10290269T1 (de) Verfahren zur Herstellung von Zyklischem Formal
DE60131954D1 (de) Verfahren zur herstellung von 2-hydroxy-4-methylthiobutansäure
DE60116874D1 (de) Verfahren zur herstellung von (r)-2-alkyl-3-phenyl-1-propanolen
DE60233589D1 (de) Verfahren zur herstellung von echinocandinderivaten
DE60108668D1 (de) Verfahren zur herstellung von phenethylamin-derivaten
DE60102763D1 (de) Verfahren zur Herstellung von Dihydroperimidin-Squarainverbindungen
DE60209171D1 (de) Verfahren zur Herstellung von Bromfluorenen

Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee