Definition of "isobutyl" []

• The univalent hydrocarbon radical derived from isobutanol (noun)

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• "The marketing of Sechuan Buttons brandishes an element of the narcotic with the culinary, as well it should; the active ingredient in Acmella oleracea which produces unique sensations in the mouth is the molecule spilanthol N-isobutyl-4, 6-decadienamide."
• "The leather note isobutyl quinoline sp? is practically the same."
• "Chemicals like amyl nitrite and isobutyl nitrite (poppers) and nitrous oxide (whippets) are often sold at concerts and dance clubs."