isovalerylWiktionary 原文英美构词拆解isoiso-前缀valerylvaleryl词干iso-Same, identical. · Equal; equivalent.词源说明From iso- + valeryl.释义名词noun1(organic chemistry, especially in combination) The univalent radical (CH3)2C-CH2-CO- derived from isovaleric acid by removal of a hydroxyl group