Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleHeilmittelchemische Untersuchungen in der heterocyclischen Reihe. Mitteilung. Pyrazolo-(3,4-d)-pyrimidine.AuthorsSchmidt, P.; Druey, J.PublicationHelvetica Chimica Acta, 1956, Vol 39, Issue 3, p986ISSN0018-019XPublication typeArticleDOI10.1002/hlca.19560390345