Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
  • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
  • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
  • C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
  • C07D311/08—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring
  • C07D311/16—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring substituted in position 7
• • 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)
• Pyrane Compounds (AREA)
• Plural Heterocyclic Compounds (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=5686145

Family Applications (2)

Family Applications After (1)

Country Status (9)

• 1969
  • 1969-01-06 IL IL31370A patent/IL31370A/en unknown
  • 1969-01-14 CS CS21169*#A patent/CS154607B2/cs unknown
  • 1969-01-14 CS CS21269*#A patent/CS154608B2/cs unknown
  • 1969-01-17 DK DK28569AA patent/DK122608B/da unknown
  • 1969-01-17 BR BR205654/69A patent/BR6905654D0/pt unknown
  • 1969-01-17 CH CH66669A patent/CH507932A/de not_active IP Right Cessation
  • 1969-01-17 AT AT49469A patent/AT279604B/de not_active IP Right Cessation
  • 1969-01-17 AT AT49369A patent/AT279603B/de not_active IP Right Cessation
  • 1969-01-17 DK DK28069AA patent/DK121659B/da unknown
  • 1969-01-18 NO NO00203/69A patent/NO126227B/no unknown
  • 1969-01-18 ES ES362657A patent/ES362657A1/es not_active Expired
  • 1969-01-18 RO RO58794A patent/RO56654A/ro unknown
  • 1969-01-18 ES ES362656A patent/ES362656A1/es not_active Expired

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