Some compounds are referred to by acronyms, shortened versions of either their systematic or their trivial name. We just saw TNT as an abbreviation for TriNitroToluene but the more com mon use for acronyms is to defi ne solvents and reagents in use all the time. Later in the book you will meet these solvents:

The following reagents are usually referred to by acronym and their functions will be intro duced in other chapters so you do not need to learn them now. You may notice that some acronyms refer to trivial and some to systematic names.