Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
  • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
  • C07D493/08—Bridged systems
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01D—SEPARATION
  • B01D11/00—Solvent extraction
  • B01D11/02—Solvent extraction of solids
  • B01D11/0203—Solvent extraction of solids with a supercritical fluid
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01D—SEPARATION
  • B01D11/00—Solvent extraction
  • B01D11/04—Solvent extraction of solutions which are liquid
  • B01D11/0403—Solvent extraction of solutions which are liquid with a supercritical fluid
  • B01D11/0407—Solvent extraction of solutions which are liquid with a supercritical fluid the supercritical fluid acting as solvent for the solute
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
  • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
  • C07D317/44—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems
  • C07D317/70—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems condensed with ring systems containing two or more relevant rings

Landscapes

• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
• Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
• Plural Heterocyclic Compounds (AREA)
• Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=23913867

Family Applications (1)

Country Status (6)

• 0
  • FR FR1502765D patent/FR1502765A/fr not_active Expired
• 1966
  • 1966-08-03 IL IL2626366A patent/IL26263A/en unknown
  • 1966-08-03 IL IL2799466A patent/IL27994A/en unknown
  • 1966-08-19 BR BR18222966A patent/BR6682229D0/en unknown
  • 1966-08-22 ES ES0330730A patent/ES330730A1/en not_active Expired
  • 1966-08-23 AT AT801666A patent/AT284120B/en not_active IP Right Cessation
  • 1966-08-23 CH CH1216466A patent/CH501611A/en not_active IP Right Cessation
  • 1966-08-23 AT AT288566A patent/AT284122B/en not_active IP Right Cessation
  • 1966-08-23 AT AT992669A patent/AT284123B/en not_active IP Right Cessation
  • 1966-08-23 AT AT288466A patent/AT284121B/en not_active IP Right Cessation

Also Published As

Similar Documents