| azaguanine | <chemical> 5-amino-1,4-dihydro-7h-1,2,3-triazolo(4,5-d)pyrimidin-7-one. One of the early purine analogs showing antineoplastic activity. It functions as an antimetabolite and is easily incorporated into ribonucleic acids. Pharmacological action: antimetabolites, antineoplastic. Chemical name: 7H-1,2,3-Triazolo(4,5-d)pyrimidin-7-one, 5-amino-1,4-dihydro- (12 Dec 1998) |
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| 8-azaguanine | Guanine with N for C in position 8; a guanine antagonist that has been used in the treatment of acute leukaemia. Synonym: guanazolo, triazologuanine. (05 Mar 2000) |
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