Swim prepared MeNH2 in acordance with Krz's write up titled "Methylamine by catalytic hydrogenation of nitromethane" and dew to unfortunate circumstances was forced to leave the "sweet" smelling mixture sitting around at RT for a couple of months.
Is it still usable?
https://www.thevespiary.org/rhodium/Rhodium/chemistry/methylamine.pdc.html (https://www.thevespiary.org/rhodium/Rhodium/chemistry/methylamine.pdc.html)