structural formula business number 01hc molecular formula c5h5n5 molecular weight 135 label 1h-purine-6-amine, 6-aminourea ring, 6-aminopurine, glandular urine ring, adenoidin, pancreatic acid, vitamin b4, 6-aminopurine, 6-amino-1h-purine, 9h-purin-6-ylamine, 3,6-dihydro-6-iminopurine, 6-aminopurine, vitamin b4, plant growth regulator, heterocyclic compounds numbering system physical property data toxicological data ecological data molecular structure data computing chemical data more properties and stability...