nitrophenyl pentadienal

noun

The chemical compound (2E,4E)-5-(4-nitrophenyl)penta-2,4-dienal, historically used as a tagging agent in espionage.

Similar
spy dust
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Meanings

nounnitrophenyl pentadienal (uncountable)

alternative nitrophenylpentadienal

  1. uncountableThe chemical compound (2E,4E)-5-(4-nitrophenyl)penta-2,4-dienal, historically used as a tagging agent in espionage.

    Synonyms: spy dust

Synonyms & antonyms

nounThe chemical compound (2E,4E)-5-(4-nitrophenyl)penta-2,4-dienal, historically used as a tagging agent in espionage.

Similar
spy dust
Cite this entry
APA

nitrophenyl pentadienal. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/nitrophenyl%20pentadienal

MLA

“nitrophenyl pentadienal.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/nitrophenyl%20pentadienal. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “nitrophenyl pentadienal,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/nitrophenyl%20pentadienal.

Source: nitrophenyl pentadienal on Wiktionary, CC BY-SA 4.0.