AT292715B - Process for the preparation of 4-chloro-pyrazolo (3,4-d) pyrimidine - Google Patents

Process for the preparation of 4-chloro-pyrazolo (3,4-d) pyrimidine

Info

Publication number
AT292715B
AT292715B AT1054269A AT1054269A AT292715B AT 292715 B AT292715 B AT 292715B AT 1054269 A AT1054269 A AT 1054269A AT 1054269 A AT1054269 A AT 1054269A AT 292715 B AT292715 B AT 292715B
Authority
AT
Austria
Prior art keywords
pyrazolo
pyrimidine
chloro
preparation
Prior art date
Application number
AT1054269A
Other languages
German (de)
Original Assignee
Georg Henning Chem Pharm Werk
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
Priority claimed from DE19691950075 external-priority patent/DE1950075C2/en
Application filed by Georg Henning Chem Pharm Werk filed Critical Georg Henning Chem Pharm Werk
Application granted granted Critical
Publication of AT292715B publication Critical patent/AT292715B/en

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
AT1054269A 1969-10-03 1969-11-10 Process for the preparation of 4-chloro-pyrazolo (3,4-d) pyrimidine AT292715B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691950075 DE1950075C2 (en) 1969-10-03 Process for the preparation of 4-chloropyrazolo- square bracket to 3,4-square bracket to pyrimidine

Publications (1)

Publication Number Publication Date
AT292715B true AT292715B (en) 1971-09-10

Family

ID=5747293

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1054269A AT292715B (en) 1969-10-03 1969-11-10 Process for the preparation of 4-chloro-pyrazolo (3,4-d) pyrimidine

Country Status (1)

Country Link
AT (1) AT292715B (en)

Also Published As

Publication number Publication date
DE1950075B1 (en) 1970-12-03

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Legal Events

Date Code Title Description
ELA Expired due to lapse of time