acrylonitrile vs vinyl cyanide

acrylonitrile and vinyl cyanide both are nouns.

Word	Noun	Adjective	Verb	Adverb
acrylonitrile	Yes	No	No	No
vinyl cyanide	Yes	No	No	No

As nouns, acrylonitrile and vinyl cyanide are synonyms defined as:

acrylonitrile and vinyl cyanide: a colorless liquid unsaturated nitrile made from propene

Other synonyms of acrylonitrile include propenonitrile.

acrylonitrile (noun)	vinyl cyanide (noun)
a colorless liquid unsaturated nitrile made from propene	a colorless liquid unsaturated nitrile made from propene