ORGANIC CHEMISTRY Chapter 2 Alkyl halides(haloalkanes ) are compounds in which a halogen atom(F, cl, Br, or i)replaces a hydrogen atom of an alkane CH3CH3 Y CH3 CH2Cl CH3CH2CH3 Y CH3CHCH3 Ethane Ethyl chloride Br A n alkane An alkyl halide o Alkyl halides are classified as being primary(1H 一级)(19), secondary(仲,二级)(29),。or tertiary(叔,三级)(3°)— based on the carbon atom to which the halogen is directly attached Department of Chemistry, Xiamen UniversityORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 2 Alkyl halides (haloalkanes) are compounds in which a halogen atom (F, Cl, Br, or I) replaces a hydrogen atom of an alkane. CH3CH3 CH3CH2Cl CH3CH2CH3 CH3CHCH3 Ethane Br An alkane Ethyl chloride An alkyl halide Alkyl halides are classified as being primary (伯， 一级) (1°), secondary(仲，二级) (2°), or tertiary(叔，三级) (3°) — based on the carbon atom to which the halogen is directly attached