What is this in CHEMISTRY?: Acetanilide What is this in CHEMISTRY? Almost all the posts are from http://en.wikipedia.org 2/28/08 Acetanilide Acetanilide [1] is an odourless solid chemical of leaf or flake-like appearance. It is also known as N-phenylacetamide, acetanil, or acetanilid, and was formerly known by the trade name antifebrin. Read