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    | product Name | alpha-Ionone |  
    | Synonyms | ionone; (3E)-4-[(1S)-2,6,6-trimethylcyclohex-2-en-1-yl]but-3-en-2-one; (3E)-4-(2,6,6-trimethylcyclohex-2-en-1-yl)but-3-en-2-one; (3E)-4-[(1R)-2,6,6-trimethylcyclohex-2-en-1-yl]but-3-en-2-one; 4-(2,6,6-trimethylcyclohex-1-ene-1-yl)-but-3-ene-2-one; 4-(2,6,6-trimethylcyclohex-1-en-1-yl)but-3-en-2-one; (3E)-4-(2,6,6-trimethylcyclohex-1-en-1-yl)but-3-en-2-one; (3Z)-4-(2,6,6-trimethylcyclohex-1-en-1-yl)but-3-en-2-one; α-Ionone |  
    | Molecular Formula | C13H20O |  
    | Molecular Weight | 192.2973 |  
    | InChI | InChI=1/C13H20O/c1-10-6-5-9-13(3,4)12(10)8-7-11(2)14/h6-8,12H,5,9H2,1-4H3/b8-7+/t12-/m0/s1 |  
    | CAS Registry Number | 127-41-3;8013-90-9;14901-07-6 |  
    | EINECS | 204-841-6;232-396-8;238-969-9 |  
    | Molecular Structure |   |  
    | Density | 0.935g/cm3 |  
    | Boiling point | 257.6°C at 760 mmHg |  
    | Refractive index | 1.511 |  
    | Flash point | 111.9°C |  
    | Water solubility | insoluble |  
    | Vapour Pressur | 0.0144mmHg at 25°C |  
    | Hazard Symbols |  |  
    | Risk Codes | R42/43:May cause sensitization by inhalation and skin contact.; 
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    | Safety Description | S24/25:; 
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