Ethyl maltol

The Molecular Structure of Ethyl maltol (CAS NO.4940-11-8) :

Empirical Formula: C₇H₈O₃
Molecular Weight: 140.1366 
IUPAC Name: IUPAC: 2-ethyl-3-hydroxypyran-4-one 
Nominal Mass: 140 Da
Average Mass: 140.1366 Da
Monoisotopic Mass: 140.047344 Da 
Index of Refraction: 1.54
Molar Refractivity: 34.91 cm³
Molar Volume: 111.1 cm³
Surface Tension: 47 dyne/cm
Density: 1.261 g/cm³
Flash Point: 124.8 °C
Enthalpy of Vaporization: 61.46 kJ/mol
Boiling Point: 290.3 °C at 760 mmHg 
Melting Point: 85-95 °C
Vapour Pressure: 0.000228 mmHg at 25°C 
InChI
InChI=1/C7H8O3/c1-2-6-7(9)5(8)3-4-10-6/h3-4,9H,2H2,1H3
Smiles
c1(c(ccoc1CC)=O)O 
Synonyms: 5-18-01-00135 (Beilstein Handbook Reference) ; BRN 1618110 ; EINECS 225-582-5 ; FEMA No. 3487 ; UNII-L6Q8K29L05   
It is a stable white crystalline powder at room temperature and easily dissolves in many polar liquids. Ethyl Maltol (CAS NO.4940-11-8) has a sweet odor that can be described as caramalized sugar and cooked fruit. Ethyl Maltol  (CAS NO.4940-11-8) can be easily detected by the human, with as little as 10 parts per million perceivable in air.

  Ethyl Maltol (CAS NO.4940-11-8) is an important flavourant for the food, beverage, and fragrance industry. It is a sweet, synergistic agent used in TOBACCO, food, wines,beverages, essences,  cosmetics and other consumables, It has a remarkable effect on improving and increasing the flavor of foods and it enhances the sweetness of foods.

Hazard Codes: Xn
Risk Statements: 22
R22: Harmful if swallowed
Safety Statements: 36 
S36: Wear suitable protective clothing

 Ethyl maltol (CAS NO.4940-11-8) is also called as 2-Ethyl pyromeconic acid ; 2-Ethyl-3-hydroxy-4H-pyran-4-one ; 2-Ethylpyromeconic acid ; 3-Hydroxy-2-ethyl-1,4-pyrone ; 3-Hydroxy-2-ethyl-4-pyrone ; 3-Hydroxy-2-ethyl-4H-pyran-4-one ; 3-Hydroxy-2-ethyl-gamma-pyrone ; 4H-Pyran-4-one, 2-ethyl-3-hydroxy- ; Veltol plus ; 2-Ethyl-3-hydroxy-4-pyrone ; 4H-Pyran-4-one, 2-ethyl-3-hydroxy- .