Timina: Diferenzas entre revisións

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de en:Thymine
Liña 1:
 
{{chembox
| Verifiedfields = changed
| Watchedfields = changed
| verifiedrevid = 458956008
| ImageFile1 = Thymine_skeletal.svg
| ImageSize1 = 120px
| ImageFileL2 = Thymine-3D-balls.png
| ImageSizeL2 = 120px
| ImageFileR2 = Thymine-3D-vdW.png
| ImageSizeR2 = 120px
| IUPACName = 5-Metilpirimidina-2,4(1''H'',3''H'')-diona
| OtherNames = 5-metiluracilo
| Section1 = {{Chembox Identifiers
| CASNo = 65-71-4
| CASNo_Ref = {{cascite|correct|CAS}}
| ChEBI_Ref = {{ebicite|changed|EBI}}
| ChEBI = 17821
| ChEMBL_Ref = {{ebicite|changed|EBI}}
| ChEMBL = 993
| UNII_Ref = {{fdacite|correct|FDA}}
| UNII = QR26YLT7LT
| PubChem = 1135
| ChemSpiderID_Ref = {{chemspidercite|changed|chemspider}}
| ChemSpiderID = 1103
| SMILES = Cc1c[nH]c(=O)[nH]c1=O
| InChI = 1/C5H6N2O2/c1-3-2-6-5(9)7-4(3)8/h2H,1H3,(H2,6,7,8,9)
| InChIKey = RWQNBRDOKXIBIV-UHFFFAOYAL
| StdInChI_Ref = {{stdinchicite|changed|chemspider}}
| StdInChI = 1S/C5H6N2O2/c1-3-2-6-5(9)7-4(3)8/h2H,1H3,(H2,6,7,8,9)
| StdInChIKey_Ref = {{stdinchicite|changed|chemspider}}
| StdInChIKey = RWQNBRDOKXIBIV-UHFFFAOYSA-N
| MeSHName = Thymine
}}
| Section2 = {{Chembox Properties
| C = 5
| H = 6
| N = 2
| O = 2
| Appearance =
| Density = 1,23 g cm<sup>−3</sup> (calculada)
| MeltingPt = 316-317ºC
| BoilingPt = 335ºC
| Boiling_notes = descomponse
}}
| Section3 = {{Chembox Hazards
| Solubility =
| MainHazards =
| FlashPt =
| Autoignition =
}}
 
}}
[[Ficheiro:Thymine chemical structure.png|miniatura|dereita|150px|Estrutura química da timina.]]