Guanine

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Guanine
Guanin.svg
Guanine-3D-balls.png
Guanine-3D-vdW.png
Names
IUPAC name
2-amino-1H-purin-6(9H)-one
Ither names
2-amino-6-hydroxypurine,
2-aminohypoxanthine,
Guanine
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
DrugBank
ECHA InfoCard 100.000.727
KEGG
RTECS nummer MF8260000
UNII
Properties
C5H5N5O
Molar mass 151.13 g/mol
Appearance White amorphous solid.
Density 2.200 g/cm3 (calculatit)
Meltin pynt 360 °C (633.15 K) decomp.
Bylin pynt Sublimes
Insoluble.
Acidity (pKa) 3.3 (amide), 9.2 (seicontary), 12.3 (primary)[1]
Hazards
Main hazards Irritant.
NFPA 704
Flammability code 1: Must be pre-heatit afore igneetion can occur. Flash pynt ower 93 °C (200 °F). E.g., canola ileHealth code 1: Exposur would cause irritation but anly minor residual injury. E.g., turpentineReactivity (yellae): no hazard codeSpecial hazards (white): no codeNFPA 704 four-colored diamond
1
1
Flash pynt Non-flammable
Relatit compoonds
Except whaur itherwise notit, data are gien for materials in thair staundart state (at 25 °C [77 °F], 100 kPa).
YesY verify (whit is YesYN ?)
Infobox references

Guanine /ˈɡwɑːnn/ (G, Gua) is ane o the fower main nucleobases foond in the nucleic acids DNA an RNA, the ithers bein adenine, cytosine, an thymine (uracil in RNA).

References[eedit | eedit soorce]

  1. Dawson, R.M.C., et al., Data for Biochemical Research, Oxford, Clarendon Press, 1959.