Meanings
nounphthalaldehyde (countable and uncountable, plural phthalaldehydes)
plural phthalaldehydes
- countableuncountablechemistryAny of three isomers of the dialdehyde C₆H₄(CHO)₂ derived from a phthalic acid (but especially the "ortho" isomer)
Cite this entry
APA
phthalaldehyde. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/phthalaldehyde
MLA
“phthalaldehyde.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/phthalaldehyde. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “phthalaldehyde,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/phthalaldehyde.
Source: phthalaldehyde on Wiktionary, CC BY-SA 4.0.