IUPAC Names of Alkanes

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IUPAC Names of Alkanes

• Find longest carbon chain. Base name is same as
  n-alkane of that length.
• Do not forget about rule number 1!
• Compare to the parent n-alkane. Wherever H has
  been replaced what is replacing it is considered
  a substituent and named as a prefix to the base
  name
• Organic subtituents alkyl groups (symbol is R)
• Use a number in front of the substituent prefix
  to indicate which carbon of the chain it is
  attached to. (If necessary) Number the chain from
  the end closer to the substituent. (Separate
  numbers from words with hyphens)
• Rules for multiple substituents
• Different substituents list in alphabetical order
• Same substituents indicate number of with prefix
  di, tri, tetra, penta, etc.
• Each substituent gets a number.
• Number the chain from the end closer to the
  nearest substituent.