Purina: Diferenzas entre revisións

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{{chembox
| Watchedfields = changed
| verifiedrevid = 464376451
| ImageFile_Ref = {{chemboximage|correct|??}}
| ImageFile = Purin num2.svg
| ImageSize = 150
| ImageAlt = Fórmula esquelética con numeración convencional
| ImageFile1 = Purine-3D-balls.png
| ImageSize1 = 160
| ImageAlt1 = Modelo de bólas e paus
| ImageFile2 = Purine-3D-spacefill.png
| ImageSize2 = 150
| ImageAlt2 = Modelo de esferas macizas
|IUPACName=9''H''-purina
|OtherNames=
|Section1= {{Chembox Identifiers
| KEGG_Ref = {{keggcite|correct|kegg}}
| KEGG = C15587
| InChI = 1/C5H4N4/c1-4-5(8-2-6-1)9-3-7-4/h1-3H,(H,6,7,8,9)
| InChIKey = KDCGOANMDULRCW-UHFFFAOYAO
| ChEMBL_Ref = {{ebicite|correct|EBI}}
| ChEMBL = 302239
| StdInChI_Ref = {{stdinchicite|correct|chemspider}}
| StdInChI = 1S/C5H4N4/c1-4-5(8-2-6-1)9-3-7-4/h1-3H,(H,6,7,8,9)
| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}
| StdInChIKey = KDCGOANMDULRCW-UHFFFAOYSA-N
| CASNo_Ref = {{cascite|correct|CAS}}
| CASNo=120-73-0
| PubChem=1044
| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
| ChemSpiderID = 1015
| ChEBI_Ref = {{ebicite|correct|EBI}}
| ChEBI = 17258
| SMILES = c1c2c(nc[nH]2)ncn1
| MeSHName=Purine
}}
|Section2= {{Chembox Properties
| C=5|H=4|N=4
| Appearance=
| Density=
| MeltingPt=214ºC
| BoilingPt=
| Solubility=
}}
|Section3= {{Chembox Hazards
| MainHazards=
| FlashPt=
| Autoignition=
}}
}}
[[Ficheiro:Purine chemical structure.png|345px|dereita|miniatura|Estrutura química da purina (nome IUPAC: 7H-purina). Fórmula: C<sub>5</sub>H<sub>4</sub>N<sub>4</sub>. As bases nitroxenadas púricas considéranse derivadas da purina.]]