About: quaternary amine

Premodifier: quaternary
Head noun: amine

Same concepts
http://dbpedia.org/resource/Quaternary_ammonium_cation

Broader concepts

label	provenance	confidence
amine	isap:368976182	0.578159
surfactant	isap:260880751	0.446392

Narrower concepts

label	provenance	confidence
ammonium	isap:360702775	0.320764