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Ochem 140B NMR Shift

TermDefinition
Primary Alkyl, RCH3 0.8-1.2 ppm
Secondary Alkyl, RCH2R 1.2-1.5 ppm
3 Alkyl, R3CH 1.4-1.8 ppm
Allylic, R2C=C-CH3 (& another R group bonded to the main C) 1.6-1.9 ppm
Ketone, RC=O (CH3 bonded to main C) 2.1-2.6 ppm
Benzylic, ArCH3 2.2-2.5 ppm
Acetylenic, RC=CH 2.5-3.1 ppm
Ether, ROCH2R 3.3-3.9 ppm
Alcohol, HOCH2R 3.3-4.0 ppm
Alkyl Bromide, RCH2Br 3.4-3.6 ppm
Alkyl Chloride, RCH2Cl 3.6-3.8 ppm
Vinylic, R2C-CH2 4.6-5.0 ppm
Aromatic, ArH 6.0-8.5 ppm
Aldehyde, RC=O (H bonded to the C) 9.5-10.5 ppm
Alcohol Hydroxyl, ROH 0.5-6.0 ppm
Amino, R-NH2 1.0-5.0 ppm
Phenolic, ArOH 4.5-7.7 ppm
Carboxylic, RC=O (OH bonded to the C) 10-13 ppm
Created by: 1054015365
 

 



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