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1. CH3 (H3C ; Me ) Metyl− − −
CH3-CH2 (C2H5 ; Et ) Etyl− − −
CH3-CH2-CH2 n-propyl−
CH3-CH Isopropyl−
CH3
CH3-CH2-CH2-CH2 n- Butyl−
CH3-CH2-CH Sec-butyl CH C Etinyl− ≡ −
CH3
CH3
CH3-CH-CH2 Isobutyl CH3-C Tert-butyl− −
CH3 CH3
CH3-CH2-CH2-CH2-CH2 n-Pentyl, n-Amyl−
CH3-CH-CH2-CH2 Isopentyl, Isoamyl−
CH3
CH3
CH3-C-CH2 Neopentyl, Neoamyl−
CH3
CH3
CH3-CH2-C Tert-pentyl, Tert-amyl−
CH3
CH2 Metylen C6H5 Phenyl− − −
CH2-CH2 Etylen− −
F Flo (Fluoro)−
CH-CH2 Propylen− −
Cl Clo (Cloro)−
CH3
Br Brom (Bromo)−
C6H5-CH2 Benzyl−
I Iot (Iodo)−
CH2=CH Vinyl−
O2N Nitro−
CH2=CH-CH2 Alyl−
H2N Amino−
CH2=C Isopropenyl−
CH3 HO Hi roxi− đ