Systematic Nomenclature o International Union of Pure and Applied Chemistry 今 IUPAC Committee on Organic nomenclature LIYING 2021/2/10
LIYING 2021/2/10 Systematic Nomenclature ❖International Union of Pure and Applied Chemistry ❖IUPAC ❖Committee on Organic Nomenclature
The Alkanes CH CHa CH2CH2 CH= CH2 CH3 Methane (CHAI Hexane (ChP) CH-CH CH-CH-CH-CH-CH-C Ethane (C2H6 Heptane (C7H16 CH-CH-CH CH-CH-CH-CH-CH-CH-CH Propane (C3H Octane(C 818 CH-CH-CH-CH CH= CH= CH= CH: CH= CH= CH: CH; CI Butane (C4H10 Nonane (CoH CH-CH-CH-CH-CH CH-CH-CH-CH-CH-CH-CH-CH-CH-CH Pentane (C5H12) Decane (C10H22 LIYING 2021/2/10
LIYING 2021/2/10 The Alkanes Methane (CH4 ) Ethane (C2 H6 ) Propane (C3 H8 ) Butane (C4 H10) Pentane (C5 H12) Hexane (C6 H14) Heptane (C7 H16) Octane (C8 H18) Nonane (C9 H20) Decane (C10H22) CH4 CH3 CH3 CH3 CH2 CH3 CH3 CH2 CH2 CH3 CH3 CH2 CH2 CH2 CH3 CH3 CH2 CH2 CH2 CH2 CH3 CH3 CH2 CH2 CH2 CH2 CH2 CH3 CH3 CH2 CH2 CH2 CH2 CH2 CH2 CH3 CH3 CH2 CH2 CH2 CH2 CH2 CH2 CH2 CH3 CH3 CH2 CH2 CH2 CH2 CH2 CH2 CH2 CH2 CH3
Block Diagram for Nomenclature LOCANT PREFⅨ N STEM SUFFIX numbers substituents number ALK(AN)- ding LIYING 2021/2/10
LIYING 2021/2/10 Block Diagram for Nomenclature LOCANT PREFIX N STEM SUFFIX numbers substituents number -ALK(AN)- ending
Nomenclature of the alkanes alkanes always have the ending ane Side chains(substituents )are named as alkyl groups LIYING 2021/2/10
LIYING 2021/2/10 Nomenclature of the Alkanes ❖Alkanes always have the ending -ane. ❖Side chains (substituents) are named as alkyl groups
Organic nomenclature 432 CH-CH-CH-CH 3 CH 3 2-Methylbutane LIYING 2021/2/10
LIYING 2021/2/10 CH3 CH2 CH CH3 CH3 4 3 2 1 2-Methylbutane Organic Nomenclature