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Guanine

Names Preferred IUPAC name2-Amino-1,9-dihydro-6H-purin-6-oneOther names 2-amino-6-hydroxypurine,2-aminohypoxanthine,GuanineIdentifiers CAS Number73-40-53D model (JSmol)keto form: Interactive imageenol form: Interactive imageBeilstein Reference147911 ChEBICHEBI:16235ChEMBLChEMBL219568ChemSpider744DrugBankDB02377ECHA InfoCard100.000.727EC Number200-799-8Gmelin Reference431879 IUPHAR/BPS4556KEGGC00242PubChemCID135398634RTECS numberMF8260000UNII5Z93L87A1RCompTox Dashboard(EPA)DTXSID9052476InChIInChI=1S/C5H5N5O/c6-5-9-3-2(4(11)10-5)7-1-8-3/h1H,(H4,6,7,8,9,10,11)Key: UYTPUPDQBNUYGX-UHFFFAOYSA-NInChI=1/C5H5N5O/c6-5-9-3-2(4(11)10-5)7-1-8-3/h1H,(H4,6,7,8,9,10,11)Key: UYTPUPDQBNUYGX-UHFFFAOYAESMILESketo form: N1C(N)=NC=2NC=NC2C1=Oenol form: OC1=C2N=CNC2=NC(=N1)NProperties Chemical formulaC5H5N5O Molar mass151.13 g/mol Appearance White amorphous solid.

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