Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
  • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
  • C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
  • C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member 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
  • C07D207/24—Oxygen or sulfur atoms
  • C07D207/26—2-Pyrrolidones
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
  • C07C255/00—Carboxylic acid nitriles
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
  • C07D209/56—Ring systems containing three or more rings
  • C07D209/96—Spiro-condensed ring systems
• • 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
  • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
• Nitrogen Condensed Heterocyclic Rings (AREA)
• Plural Heterocyclic Compounds (AREA)
• Indole Compounds (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=4381893

Family Applications (1)

Country Status (16)

Families Citing this family (7)

• 0
  • BE BE787804D patent/BE787804A/en unknown
• 1971
  • 1971-08-23 CH CH1827473A patent/CH556837A/en not_active IP Right Cessation
  • 1971-08-23 CH CH1231871A patent/CH556835A/en not_active IP Right Cessation
• 1972
  • 1972-04-21 ES ES406008A patent/ES406008A1/en not_active Expired
  • 1972-08-14 SE SE7210502A patent/SE385584B/en unknown
  • 1972-08-18 FR FR7229540A patent/FR2150797B1/fr not_active Expired
  • 1972-08-18 NL NL7211304A patent/NL7211304A/xx unknown
  • 1972-08-21 DE DE2241027A patent/DE2241027A1/en active Pending
  • 1972-08-21 PL PL1972157376A patent/PL79446B1/en unknown
  • 1972-08-21 GB GB451775A patent/GB1401049A/en not_active Expired
  • 1972-08-21 GB GB3880272A patent/GB1401048A/en not_active Expired
  • 1972-08-22 IL IL40177A patent/IL40177A0/en unknown
  • 1972-08-22 JP JP47084027A patent/JPS4829765A/ja active Pending
  • 1972-08-22 HU HUSA2388A patent/HU165127B/hu unknown
  • 1972-08-22 AT AT722872A patent/AT330167B/en not_active IP Right Cessation
  • 1972-08-23 AU AU45897/72A patent/AU4589772A/en not_active Expired
  • 1972-08-23 DD DD165200A patent/DD102146A5/xx unknown
  • 1972-08-23 ZA ZA740329*DA patent/ZA74329B/en unknown
  • 1972-08-23 ZA ZA725796A patent/ZA725796B/en unknown
• 1974
  • 1974-07-24 AT AT607274A patent/ATA607274A/en not_active Application Discontinuation

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