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
  • C07D207/273—2-Pyrrolidones 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 other ring carbon atoms
  • C07D207/277—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
  • C07D205/00—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom
  • C07D205/02—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
  • C07D205/06—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
  • C07D205/08—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
  • C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
  • C07D405/04—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
• • 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

Applications Claiming Priority (2)

Publications (2)

Family

ID=10966510

Family Applications (1)

Country Status (19)

Family Cites Families (3)

• 1981
  • 1981-12-30 HU HU814013A patent/HU184496B/en not_active IP Right Cessation
• 1982
  • 1982-12-14 AT AT0453282A patent/AT378770B/en not_active IP Right Cessation
  • 1982-12-27 JP JP57234852A patent/JPS58118564A/en active Pending
  • 1982-12-28 BE BE1/10674A patent/BE895487A/en not_active IP Right Cessation
  • 1982-12-29 LU LU84565A patent/LU84565A1/en unknown
  • 1982-12-29 SE SE8207476A patent/SE453084B/en not_active IP Right Cessation
  • 1982-12-29 CH CH7606/82A patent/CH656123A5/en not_active IP Right Cessation
  • 1982-12-29 FR FR8221974A patent/FR2518996B1/en not_active Expired
  • 1982-12-30 DE DE19823248673 patent/DE3248673A1/en not_active Withdrawn
  • 1982-12-30 ZA ZA829594A patent/ZA829594B/en unknown
  • 1982-12-30 PL PL1982239886A patent/PL137594B1/en unknown
  • 1982-12-30 FI FI824519A patent/FI824519L/en not_active Application Discontinuation
  • 1982-12-30 ES ES518721A patent/ES8405762A1/en not_active Expired
  • 1982-12-30 IT IT8225061A patent/IT1210969B/en active
  • 1982-12-30 GR GR70188A patent/GR77071B/el unknown
  • 1982-12-30 AU AU91969/82A patent/AU555597B2/en not_active Ceased
  • 1982-12-30 GB GB08236915A patent/GB2114125B/en not_active Expired
  • 1982-12-30 NL NL8205068A patent/NL8205068A/en not_active Application Discontinuation
  • 1982-12-30 CA CA000418740A patent/CA1189866A/en not_active Expired

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