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dibutyl phthalate

[ dahy-byoo-til thal-eyt, ‐byoot-l; fthal- ]
/ daɪˈbyu tɪl ˈθæl eɪt, ‐ˈbyut l; ˈfθæl- /
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noun Chemistry.
a colorless oily liquid, C16H22O4, insoluble in water, used especially as a plasticizer and also in solvents and insect repellents: a commercially importantphthalate, it modifies polyvinyl chloride into an engineering plastic with widespread applications.
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Origin of dibutyl phthalate

First recorded in 1920–25; di-1 + butyl
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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