The molecular structure of 2-Buten-1-one,1-(2,6,6-trimethyl-1,3-cyclohexadien-1-yl)- (CAS NO.23696-85-7) is

IUPAC Name: (E)-1-(2,6,6-Trimethylcyclohexa-1,3-dien-1-yl)but-2-en-1-one 
Molecular Formula: C₁₃H₁₈ O
InChI: InChI=1/C₁₃H₁₈O/c1-5-7-11(14)12-10(2)8-6-9-13(12,3)4/h5-8H,9H₂,1-4H₃/b7-5+ 
Smiles: C=1(C(CC=CC1C)(C)C)C(\C=C\C)=O
Molecular Weight: 190.28
EINECS: 245-833-2
Density: 0.926 g/cm³
Boiling Point: 275.6 °C at 760 mmHg
Flash Point: 111 °C
Solubility: soluble in alcohol,water
Freely Rotating Bonds: 2
Polar Surface Area: 17.07 Å²
Index of Refraction: 1.49
Molar Refractivity: 59.42 cm³
Molar Volume: 205.3 cm³
Polarizability: 23.55 ×10^-24 cm³
Surface Tension: 29.3 dyne/cm
Enthalpy of Vaporization: 51.41 kJ/mol
Vapour Pressure: 0.00503 mmHg at 25°C 
Appearance: straw yellow liquid
The Cas Register Number  of 2-Buten-1-one,1-(2,6,6-trimethyl-1,3-cyclohexadien-1-yl)- is 23696-85-7. The chemical synonyms of  2-Buten-1-one,1-(2,6,6-trimethyl-1,3-cyclohexadien-1-yl)- (CAS NO.23696-85-7) are Damascenone ; FEMA 3420 ; 4-(2,6,6-Trimethyl cyclohexa-1,3-dienyl)but-2-en-4-one ; Trimethyl cyclohexadienyl butenone ; 1-(2,6,6-trimethyl-1,3-cyclohexadien-1-yl)-2-buten-1-on ; 1-(2,6,6-trimethyl-1,3-cyclohexadien-1-yl)-2-Buten-1-one ; Damasione ; 2-Buten-1-one, 1-(2,6,6-trimethyl-1,3-cyclohexadien-1-yl)- . Its product categories are  C-D ; Alphabetical Listings ; Flavors and Fragrances .

 2-Buten-1-one,1-(2,6,6-trimethyl-1,3-cyclohexadien-1-yl)- (CAS NO.23696-85-7) is used as flavors.

Hazard Codes: F
Risk Statements: 11 
R11: Highly flammable.
Safety Statements: 7-16 
S7: Keep container tightly closed. 
S16: Keep away from sources of ignition.
RIDADR: UN 1170