NL250531A - - Google Patents

Info

Publication number
NL250531A
NL250531A NL250531DA NL250531A NL 250531 A NL250531 A NL 250531A NL 250531D A NL250531D A NL 250531DA NL 250531 A NL250531 A NL 250531A
Authority
NL
Netherlands
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of NL250531A publication Critical patent/NL250531A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/547Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/6561Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom containing systems of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring or ring system, with or without other non-condensed hetero rings
    • C07F9/65616Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom containing systems of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring or ring system, with or without other non-condensed hetero rings containing the ring system having three or more than three double bonds between ring members or between ring members and non-ring members, e.g. purine or analogs

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
NL250531D 1959-04-14 NL250531A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR792055A FR1343459A (fr) 1959-04-14 1959-04-14 Dérivés de la théophylline et leur préparation

Publications (1)

Publication Number Publication Date
NL250531A true NL250531A (https=)

Family

ID=8713632

Family Applications (2)

Application Number Title Priority Date Filing Date
NL121068D NL121068C (https=) 1959-04-14
NL250531D NL250531A (https=) 1959-04-14

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL121068D NL121068C (https=) 1959-04-14

Country Status (4)

Country Link
DE (1) DE1146495B (https=)
FR (1) FR1343459A (https=)
LU (1) LU38510A1 (https=)
NL (2) NL250531A (https=)

Also Published As

Publication number Publication date
FR1343459A (fr) 1963-11-22
NL121068C (https=)
DE1146495B (de) 1963-04-04
LU38510A1 (https=)

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