nitrophenyl pentadienal (English, noun)
expansion: nitrophenyl pentadienal (uncountable)
Senses:
glosses: The chemical compound (2E,4E)-5-(4-nitrophenyl)penta-2,4-dienal, historically used as a tagging agent in espionage.
tags: uncountable
Forms:
form: nitrophenylpentadienal
tags: alternative