Uracilo: Diferenzas entre revisións
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Liña 1:
{{chembox
| Verifiedfields = changed
| Watchedfields = changed
| verifiedrevid = 418274850
| Name = Uracil
| ImageFile = Uracil.svg
| ImageSize = 120px
| ImageName = Fórmula estrutural do uracilo
| ImageFileL1 = Uracil-3D-balls.png
| ImageSizeL1 = 120px
| ImageNameL1 = Modelo de bólas do uracilo
| ImageFileR1 = Uracil-3D-vdW.png
| ImageSizeR1 = 120px
| ImageNameR1 = Modelo de esferas macizas do uracilo
| IUPACName = Pirimidina-2,4(1''H'',3''H'')-diona
| OtherNames = 2-oxi-4-oxi pirimidina,<br/>2,4(1H,3H)-pirimidinadiona,<br/>2,4-dihidroxipirimidina,<br /> 2,4-pirimidinadiol
| Section1 = {{Chembox Identifiers
| UNII_Ref = {{fdacite|changed|FDA}}
| UNII = 56HH86ZVCT
| SMILES = O=C1NC=CC(=O)N1
| CASNo = 66-22-8
| CASNo_Ref = {{cascite|correct|CAS}}
| ChEMBL_Ref = {{ebicite|changed|EBI}}
| ChEMBL = 566
| ChemSpiderID_Ref = {{chemspidercite|changed|chemspider}}
| ChemSpiderID = 1141
| InChI = 1/C4H4N2O2/c7-3-1-2-5-4(8)6-3/h1-2H,(H2,5,6,7,8)
| InChIKey = ISAKRJDGNUQOIC-UHFFFAOYAV
| StdInChI_Ref = {{stdinchicite|changed|chemspider}}
| StdInChI = 1S/C4H4N2O2/c7-3-1-2-5-4(8)6-3/h1-2H,(H2,5,6,7,8)
| StdInChIKey_Ref = {{stdinchicite|changed|chemspider}}
| StdInChIKey = ISAKRJDGNUQOIC-UHFFFAOYSA-N
| RTECS = YQ8650000
}}
| Section2 = {{Chembox Properties
| Formula = C<sub>4</sub>H<sub>4</sub>N<sub>2</sub>O<sub>2</sub>
| MolarMass = 112,08676 g/mol
| Appearance = Sólido
| Density = 1,32 g/cm³
| Solubility = Soluble
| MeltingPt = 335 °C<ref>Richard L. Myers, Rusty L. Myers: The 100 most important chemical compounds, '''92-93''' [http://books.google.com/books?id=a4DuGVwyN6cC&pg=PA92&lpg=PA92&dq=Uracil+boiling+point&source=bl&ots=hn9HyffT_W&sig=uFAWcfhiBiFfpbctZgEWYQUnRf8&hl=en&ei=Ei8TSp_bEYGQjAfV-7WwBA&sa=X&oi=book_result&ct=result&resnum=7#PPA92,M1 link]</ref>
| BoilingPt = N/A - descomponse
}}
| Section7 = {{Chembox Hazards
| MainHazards = carcinóxeno e teratóxeno cunha exposición crónica
| NFPA-H = 1
| NFPA-F = 1
| NFPA-R =
| FlashPt = Non inflamable
}}
| Section8 = {{Chembox Related
| OtherCpds = [[Timina]] <br> [[Citosina]]
}}
}}
[[Ficheiro:Uracil chemical structure.png|miniatura|200px|Estrutura química do uracilo]]
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