Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
  • C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
  • C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
  • C07D239/28—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more 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
  • C07D239/46—Two or more oxygen, sulphur or nitrogen atoms
  • C07D239/52—Two oxygen atoms
  • C07D239/54—Two oxygen atoms as doubly bound oxygen atoms or as unsubstituted hydroxy radicals
  • C07D239/545—Two oxygen atoms as doubly bound oxygen atoms or as unsubstituted hydroxy radicals with other 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
  • C07D239/553—Two oxygen atoms as doubly bound oxygen atoms or as unsubstituted hydroxy radicals with other 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 with halogen atoms or nitro radicals directly attached to ring carbon atoms, e.g. fluorouracil
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
  • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
  • G01N33/0004—Gaseous mixtures, e.g. polluted air
  • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
  • G01N33/0011—Sample conditioning

Landscapes

• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Engineering & Computer Science (AREA)
• Health & Medical Sciences (AREA)
• Life Sciences & Earth Sciences (AREA)
• Analytical Chemistry (AREA)
• Medicinal Chemistry (AREA)
• Physics & Mathematics (AREA)
• Food Science & Technology (AREA)
• Biochemistry (AREA)
• General Health & Medical Sciences (AREA)
• General Physics & Mathematics (AREA)
• Immunology (AREA)
• Pathology (AREA)
• Combustion & Propulsion (AREA)
• Agricultural Chemicals And Associated Chemicals (AREA)
• Plural Heterocyclic Compounds (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=5780606

Family Applications (1)

Country Status (11)

Families Citing this family (5)

• 1970
  • 1970-08-25 DE DE19702041996 patent/DE2041996A1/de active Pending
• 1971
  • 1971-07-30 US US00167844A patent/US3758477A/en not_active Expired - Lifetime
  • 1971-08-09 AU AU32126/71A patent/AU3212671A/en not_active Expired
  • 1971-08-11 ZA ZA715366A patent/ZA715366B/xx unknown
  • 1971-08-23 HU HUBA2637A patent/HU162722B/hu unknown
  • 1971-08-24 AT AT739571A patent/AT309885B/de active
  • 1971-08-24 BR BR5517/71A patent/BR7105517D0/pt unknown
  • 1971-08-24 BE BE771695A patent/BE771695A/xx unknown
  • 1971-08-24 NL NL7111627A patent/NL7111627A/xx unknown
  • 1971-08-25 FR FR7130852A patent/FR2106030A5/fr not_active Expired
  • 1971-08-25 GB GB3978171A patent/GB1352255A/en not_active Expired

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