How can I name compounds with multiple functional groups?

1 Answer
Oct 22, 2015

IUPAC, an international commission, has layed out the rules for this.


The idea is that the same compound cannot, or must not, have two (or more) different names. If there are more functional groups, e.g. a #-OH# and a #-COOH# as in lactic acid, the naming is defined as 2-hydroxypropanoic acid, because the acid part has preference as a suffix. If this preference didn't exist, other names would be possible (work that out for yourself).

The rules: