propyl vs propyl group

propyl and propyl group both are nouns.

Word	Noun	Adjective	Verb	Adverb
propyl	Yes	No	No	No
propyl group	Yes	No	No	No

As nouns, propyl and propyl group are synonyms defined as:

propyl and propyl group: the monovalent organic group C3H7- obtained from propane

Other synonyms of propyl include propyl radical.

propyl (noun)	propyl group (noun)
the monovalent organic group C3H7- obtained from propane	the monovalent organic group C3H7- obtained from propane