Guanina

C₅H₅N₅O

IUPAC: 2-Amino-1,9-dihydro-6H-purin-6-one

CAS: 73-40-5

Descripción general

Guanine is a purine nucleobase that pairs with cytosine in both DNA and RNA through three hydrogen bonds. It was first isolated from guano (bat droppings) in 1844, giving it its name. Its crystalline form produces the iridescent sheen seen in fish scales.

Composición

Elemento Símbolo Átomos Masa atómica
Hidrógeno H 5 1,0080
Carbono C 5 12,0110
Nitrógeno N 5 14,0070
Oxígeno O 1 15,9990

Composición elemental

Usos

  • DNA/RNA base pair component
  • GTP energy molecule
  • Pearlescent cosmetics (from fish scales)
  • Biochemistry research

Datos curiosos

  • The shimmer in some lipsticks and nail polishes comes from guanine crystals extracted from fish scales

Seguridad

  • ⚠ Low toxicity

Estructura

SMILES

C1=NC2=C(N1)C(=O)NC(=N2)N

Propiedades

Tipo
organic
Estado
solid
Masa molar
151,13 g/mol
Densidad
2,2000 g/cm³
Punto de fusión
360,0 °C
Solubilidad
insoluble

Descriptores moleculares

Masa exacta
151,0494
XLogP
-1,1
TPSA
96,2 Ų
Donadores de enlace de hidrógeno
3
Aceptores de enlace de hidrógeno
3
Enlaces rotables
0
Átomos pesados
11
Complejidad
225,0

También conocido como

Guanine

Frequently Asked Questions

What is Guanina?
Guanina (C₅H₅N₅O) is a organic compound with the IUPAC name 2-Amino-1,9-dihydro-6H-purin-6-one.
What is the molecular weight of Guanina?
Guanina has a molar mass of 151.127 g/mol.
What state is Guanina at room temperature?
Guanina is a solid at room temperature.
Is Guanina organic or inorganic?
Guanina is classified as an organic compound.
What elements make up Guanina?
Guanina (C₅H₅N₅O) is composed of Hidrógeno (H), Carbono (C), Nitrógeno (N), Oxígeno (O).