PROBLEM TO BE SOLVED: To provide a compound having excellent pest control efficacy to weeds.SOLUTION: There is provided a cyclohexanone compound represented by the formula (I), where n represents any of 1 to 5, R1 represents hydrogen or a methyl group, R2 and R3 represent hydrogen, C1-6 alkyl group or the like, Q represents the following formula, R4 represents a C6-10 aryl group or 5- to 6-membered heteroaryl group, G represents hydrogen or the like, and Z represents halogen, a cyano group, a nitro group, a phenyl group, a C1-6 alkyl group or the like.COPYRIGHT: (C)2016,JPO&INPIT【課題】雑草に対して優れた防除効力を有する化合物の提供。【解決手段】式(I)で示されるシクロヘキサノン化合物。[式中、nは1~5いずれかの整数を表し、R1は水素またはメチル基を表し、R2及びR3は水素、C1-6アルキル基等を表し、Qは下記式を表し、R4はC6-10アリール基又は5~6員のヘテロアリール基を表わし、Gは水素等を表し、Zはハロゲン、シアノ基、ニトロ基、フェニル基、C1-6アルキル基等を表す。]【選択図】なし