vanillin vs chemical compound

vanillin and chemical compound both are nouns.

Word	Noun	Adjective	Verb	Adverb
vanillin	Yes	No	No	No
chemical compound	Yes	No	No	No

As nouns, chemical compound is a hypernym of vanillin; that is, chemical compound is a word with a broader meaning than vanillin:

vanillin: a crystalline compound found in vanilla beans and some balsam resins; used in perfumes and flavorings
chemical compound: (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight

Other hypernyms of vanillin include compound.

vanillin (noun)	chemical compound (noun)
a crystalline compound found in vanilla beans and some balsam resins; used in perfumes and flavorings	(chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight