PSEUDO IONONE STRUCTURE CAS NO. 141-10-6 FORMULA C13 H20 O MOL. WT. 192.32 OCCURANCE Does not occur in nature. ODOUR Oily balsamic, warm floral odour of jasmine - violate character COLOR & APPEARANCE Pale yellowish to yellow oily liquid. STABILITY & DISCOLORATION Stable, not known to cause discoloration. REFRACTIVE INDEX AT 20°C 1.5200 - 1.5220 SPECIFIC GRAVITY AT 25°C 0.8950 - 0.8990 SOLUBILITY Insoluble in water & Soluble in alcohol PURITY BY  : 1.  CHEMICAL METHOD Total ketones calculated as pseudo ionone  Min. 96% 2.  GLC METHOD Min. 94% FLASH POINT 93°C USES Used in perfumery and also for synthesis of alpha ionone & beta ionone  H.S. CODE 291423.02