CH554356A - Verfahren zur herstellung von 4-hydroxy-1h-pyrazolo(3,4-d)pyrimidin.
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Verfahren zur herstellung von 4-hydroxy-1h-pyrazolo(3,4-d)pyrimidin.
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Publication number
CH554356A
CH554356ACH1169070ACH1169070ACH554356ACH 554356 ACH554356 ACH 554356ACH 1169070 ACH1169070 ACH 1169070ACH 1169070 ACH1169070 ACH 1169070ACH 554356 ACH554356 ACH 554356A
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Priority claimed from DE19691950076external-prioritypatent/DE1950076C2/de
Application filed by Henning Berlin GmbhfiledCriticalHenning Berlin Gmbh
Publication of CH554356ApublicationCriticalpatent/CH554356A/xx
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
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Nitrogen Condensed Heterocyclic Rings
(AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
CH1169070A1969-10-031970-08-03Verfahren zur herstellung von 4-hydroxy-1h-pyrazolo(3,4-d)pyrimidin.
CH554356A
(de)