Nomenclature

tert-butyl

sec-butyl

isobutyl

butyl

isopropyl

propyl

1 C atom

Methane/methyl

2 C atoms

Ethane/ethyl

3 C atoms

Propane/propyl

4 C atoms

Butane/butyl

5 C atoms

Pentane/pentyl

6 C atoms

Hexane/hexyl

7 C atoms

Heptane/heptyl

8 C atoms

Octane/octyl

9 C atoms

Nonane/nonyl

10 C atoms

Decane/decyl

If two chains of equal length are present pick the one with?

The largest number of branch points

Begin numbering a chain from?

The end closest to the first branch point

If a chain has two branch points an equal distance from both ends then number from the end that?

Is closest to the next branch point. If there is no second branch go in alphabetical order.

What prefix is not ignored when alphabetizing?

iso

Rings have the parent prefix of?

cyclo

If a ring has 1 substituent start numbering

at that substituent

If a ring has multiple substituents that are the same number towards?

The next closest substituent.

If a ring has two different substituents start numbering?

Alphabetically then the shortest way to the next sub.

If a ring has three or more subs then number?

In a way that makes the numbers as low as possible