1006-52-6 1904-98-9 1H-Purine-2,6-diamine 2,6-Diaminopurine 2-Aminoadenine 39001-24-6 7280-83-3 AI3-25010 CCRIS 923 Diaminopurine EINECS 217-605-2 NSC 743 Purine, 2,6-diamino- Purine-2,6-diyldiamine SQ 21065 X 79