#1. Name IUPAC : 2-methylundecanal OTHER : Aldehyde C-12 MNA, Methylnonylacetaldehyde, Aldehyde M.N.A #2. CAS Number 110-41-8 #3. Properties Formula : C12H24O Molecular Weight : 184.32 (Middle Note) Soluble : Alcohol, Dipropylene glycol(DPG), Fixed oils, Paraffin oil Structure : #4. Fragrance Common Expression : Aldehydal, Aliphatic, Fresh, Citrus, Green, Mossy, Confifer Personal Expression : Al..