The first free N-methyleneaniline stable under ordinary conditions was authenticated by spectroscopic and analytical data and some of its reactions were observed; a room temperature equilibrium between another free N-methylene aromatic amine and its oligomeric species is reported.
![N-[2,6-di(propan-2-yl)phenyl]methanimine Structure](https://image.chemsrc.com/caspic/327/60090-48-4.png)