butyryl

[byoo-ter-il]

adjective

Chemistry.

1. containing the butyryl group.

Word History and Origins

Origin of butyryl¹

First recorded in 1865–70; butyr(ic) + -yl

Example Sentences

The closest match to Dye’s evidence in the lab’s database was a compound called butyryl fentanyl.

Read more on Washington Times

This spring, federal agents in Memphis seized multiple shipments from China of fentanyl and two analogs—acetyl fentanyl and butyryl fentanyl—along with pill presses that were “mislabeled” as other goods, according to the internal DEA briefing.

Read more on The Wall Street Journal