IUPAC Name: Methyl(4S,5E,6S)-4-[2-[2-(3,4-dihydroxyphenyl)ethoxy]-2-oxoethyl]-5-ethylidene-6-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4H-pyran-3-carboxylate
Following is the structure of Oleuropein (CAS NO.32619-42-4):
                    
Empirical Formula: C₂₅H₃₄O₁₃
Molecular Weight: 542.5297 
EINECS: 251-129-6
Index of Refraction: 1.636
Molar Refractivity: 129.39 cm³
Molar Volume: 360.9 cm³
Density: 1.5 g/cm³
Flash Point: 244.8 °C 
Melting point: 89-90 °C
Surface Tension: 80.1 dyne/cm
Enthalpy of Vaporization: 113.47 kJ/mol
Boiling Point: 741.3 °C at 760 mmHg
Vapour Pressure of Oleuropein (CAS NO.32619-42-4): 4.44E-23 mmHg at 25°C
Product Categories of Oleuropein (CAS NO.32619-42-4): Iridoids; Nutraceuticals
Canonical SMILES: CC=C1C(C(=COC1OC2C(C(C(C(O2)CO)O)O)O)C(=O)OC)CC(=O)OCCC3=CC(=C(C=C3)O)O
Isomeric SMILES: C/C=C/1\[C@@H](C(=CO[C@H]1O[C@H]2[C@@H]([C@H]([C@@H]([C@H](O2)CO)O)O)O)C(=O)OC)CC(=O)OCCC3=CC(=C(C=C3)O)O
InChI: InChI=1S/C25H32O13/c1-3-13-14(9-19(29)35-7-6-12-4-5-16(27)17(28)8-12)15(23(33)34-2)11-36-24(13)38-25-22(32)21(31)20(30)18(10-26)37-25/h3-5,8,11,14,18,20-22,24-28,30-32H,6-7,9-10H2,1-2H3/b13-3+/t14-,18+,20+,21-,22+,24-,25-/m0/s1
InChIKey: RFWGABANNQMHMZ-ZCHJGGQASA-N

Safety Statements: 24/25
S24/25:Avoid contact with skin and eyes.

 Oleuropein , its cas register number 32619-42-4. It also can be called Methyl (4S,5E,6S)-4-[2-[2-(3,4-dihydroxyphenyl)ethoxy]-2-oxoethyl]-5-ethylidene-6-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4H-pyran-3-carboxylate ; and Olive Leaf Extract .