Help with naming alkanes?


need find longest chain if have change directions so. starting bottom have ch3-ch2 c continues right total of 8 carbons. octane.

have number carbons starting side closer first branch. starting right side, first branch on number 6 starting bottom left, first branch number 3. start numbering bottom left.

then, name branches prefixes. there ethyl on number 3 , methyl on number three. when naming compound, put prefixes in alphabetical order. get:
3-ethyl-3-methyloctane

i'm trying name
http://www.webassign.net/zumchem5/e22-19d.gif
know it's heptane i'm not sure how name branches because contain methylene , methyl. explain , not give answer?


Science & Mathematics Chemistry Next



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