柯林斯詞典methyl isobutyl ketone /?a?s???bju?ta?l, -t?l/ 1. N a colourless insoluble liquid ketone used as a solvent for organic compounds, esp nitrocellulose; 4-methylpentan-2-one. Formula: (CH3)2CHCH2COCH3 甲基異丁基酮 (Also called hexone) 返回 methyl isobutyl ketone