CA927827A - Process for the preparation of 4-hydroxy-1h-pyrazolo-(3,4-d)-pyrimidine - Google Patents

Process for the preparation of 4-hydroxy-1h-pyrazolo-(3,4-d)-pyrimidine

Info

Publication number
CA927827A
CA927827A CA076056A CA76056A CA927827A CA 927827 A CA927827 A CA 927827A CA 076056 A CA076056 A CA 076056A CA 76056 A CA76056 A CA 76056A CA 927827 A CA927827 A CA 927827A
Authority
CA
Canada
Prior art keywords
pyrazolo
pyrimidine
hydroxy
preparation
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA076056A
Inventor
Szabo Gabriella
Korosi Jeno
Lay Aranka
Pallos Laszlo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Egyt Gyogyszervegyeszeti Gyar
Original Assignee
Egyt Gyogyszervegyeszeti Gyar
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.)
Filing date
Publication date
Application filed by Egyt Gyogyszervegyeszeti Gyar filed Critical Egyt Gyogyszervegyeszeti Gyar
Application granted granted Critical
Publication of CA927827A publication Critical patent/CA927827A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three 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, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D231/44—Oxygen and nitrogen or sulfur and nitrogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CA076056A 1969-02-28 1970-02-27 Process for the preparation of 4-hydroxy-1h-pyrazolo-(3,4-d)-pyrimidine Expired CA927827A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HUEE001629 1969-02-28

Publications (1)

Publication Number Publication Date
CA927827A true CA927827A (en) 1973-06-05

Family

ID=10995292

Family Applications (1)

Application Number Title Priority Date Filing Date
CA076056A Expired CA927827A (en) 1969-02-28 1970-02-27 Process for the preparation of 4-hydroxy-1h-pyrazolo-(3,4-d)-pyrimidine

Country Status (3)

Country Link
AT (1) AT306024B (en)
CA (1) CA927827A (en)
NL (1) NL7002760A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2538077C3 (en) * 1975-08-27 1981-05-27 Tad Pharmazeutisches Werk Gmbh, 2190 Cuxhaven Process for the preparation of 4-hydroxypyrazolo- (3,4-d) -pyrimidine

Also Published As

Publication number Publication date
AT306024B (en) 1973-03-26
NL7002760A (en) 1970-09-01

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