Recursos Educativos de Química Orgánica

Tablas de Espectroscopía   

 13C RMN. Desplazamientos químicos característicos de carbono

Desplazamientos químicos relativos al TMS (ppm)

220

200

180

160

140

120

100

80

60

40

20

0

-20

H3C-C- primario

 

[Picture]

[Picture]

 

H3C-S-

 

[Picture]

[Picture]

 

H3C-N

 

[Picture]

[Picture]

 

H3C-O-

 

[Picture]

 

-H2C-C secundario

 

[Picture]

[Picture]

 

Ciclopropanos

 

[Picture]

[Picture]

 

-H2C-S-

 

[Picture]

[Picture]

 

-H2C-N

 

[Picture]

 

-H2C-O-

 

[Picture]

[Picture]

 

-H2C-Hal

 

F[Picture]

Cl[Picture]

Br[Picture]

I[Picture]

 

>CH-C- terciario

 

[Picture]

[Picture]

 

>CH-S-

 

[Picture]

[Picture]

 

>CH-N

 

[Picture]

[Picture]

 

>CH-Hal

 

F[Picture]

Cl[Picture]

Br[Picture]

I[Picture]

 

C-C cuaternario

 

[Picture]

[Picture]

[Picture]

 

C-S-

 

[Picture]

[Picture]

 

C-N

 

[Picture]

[Picture]

 

C-O-

 

[Picture]

[Picture]

 

C-Hal

 

[Picture]

Br[Picture]

I[Picture]

 

Alquinos

 

[Picture]

[Picture]

 

C=C=C Alenos

 

[Picture]

[Picture]

 

C=C Alquenos

 

[Picture]

[Picture]

[Picture]

[Picture]

 

Aromáticos

 

[Picture]

[Picture]

[Picture]

 

Heterociclos aromáticos

 

[Picture]

[Picture]

[Picture]

 

-S-CN

 

[Picture]

 

-N=C=S Isotiocianatos

 

[Picture]

 

-O-CN

 

[Picture]

 

-N=C=O

 

[Picture]

 

-CN

 

[Picture]

[Picture]

 

-NC

   

[Picture]

[Picture]

 

>C=N- Azometinos

 

[Picture]

[Picture]

 

(-CO)2O Anhidridos

 

[Picture]

[Picture]

 

-COOR

 

[Picture]

[Picture]

 

-CONHR

 

[Picture]

[Picture]

 

-(CO)2NR Imidas

 

[Picture]

 

-COOH

 

[Picture]

[Picture]

 

-COCl

 

[Picture]

 

-CHO

[Picture]

[Picture]

[Picture]

[Picture]

 

>C=O

[Picture]

[Picture]

 

 

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Última modificación: agosto de 2002 (quiored@ugr.es)