2-Methylindole
（重定向自Methylketol）
![](/Images/godic/202501/27/2-methylindole1653.png")
![2-Methylindole molecule](/Images/godic/202501/27/2-Methylindole-3D-balls1653.png")
Methylketol or 2-methylindole is a mildly toxic and slightly flammable organic compound which occurs as a white solid which turns brown over time. It has chemical formula C9H9N.
Methylketol is used as an intermediate for synthesizing dyes, pigments, optical brighteners, and pharmaceuticals.