melamine vs cyanuramide

melamine and cyanuramide both are nouns.

Word	Noun	Adjective	Verb	Adverb
melamine	Yes	No	No	No
cyanuramide	Yes	No	No	No

As nouns, melamine and cyanuramide are synonyms defined as:

melamine and cyanuramide: a white crystalline organic base; used mainly in making melamine resins

melamine (noun)	cyanuramide (noun)
a white crystalline organic base; used mainly in making melamine resins	a white crystalline organic base; used mainly in making melamine resins