Isomers of Alkane CnH2n+2

Isomers of Alkane CnH2n+2 - Hyphenated prefixes are ignored...

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Isomers of Alkane C n H 2n+2 # of C Name # of isomers 1 methane 1 2 ethane 1 3 propane 1 4 butane 2 5 pentane 3 6 hexane 5 7 heptane 9 8 octane 18 9 nonane 35 10 decane 75 20 eicosane 366319 30 triacontane 4.11 x 10 9
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Listing branches in Alkanes When two or more branches of different nature are present, they are generally cited in alphabetical order. Identical branches are listed with prfixes di, tri, tetra and so on to specify their numbers. CCCCC CC C 4-isopropyl-5-propyloctane
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Unformatted text preview: Hyphenated prefixes are ignored in alphabetizing. CCCCCCCC CCC CCC 3-ethyl-3-methylpentane When chains of equal length are present, that chain is selected which has the greatest number of branches attached to it. CCCCCCCCCC CCC C CC CC 5-(2-ethylbutyl)-3,3-dimethyldecane CCCCCCC CC C 3-ethyl-5-methylheptane CCCCCCCC CCC CC 4-ethyl-5-isopropyloctane CCCCCCCC C C CC 6-ethyl-3,3-dimethyloctane...
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This note was uploaded on 11/19/2010 for the course CHEM 0458 taught by Professor Krishnamachari,n. during the Spring '10 term at CUNY Hunter.

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Isomers of Alkane CnH2n+2 - Hyphenated prefixes are ignored...

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