2-Propenoic acid,phenylmethyl ester (2495-35-4)

 Esmolol hydrochloride , its cas register number is 81161-17-3. The IPUAC name about this chemicals is Benzyl prop-2-enoate . The index of refraction about it is 1.517, molar refractivity is 46.56 cm³ , molar Volume is 153.8 cm³  and surface tension is 36.1 dyne/cm, also, it have other chemical properties, for example, the enthalpy of vaporization about this chemicals is 46.53 kJ/mol, vapour pressure is 0.0725 mmHg at 25 °C, refractive index is 1.5180 and so on. 

 Esmolol hydrochloride is a irriat chemicals, it coluld irritating to eyes, respiratory system and skin. So if you want to use it, need to wear suitable protective clothing, gloves and eye/face protection, an in case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Expect these measures, it also have some importent sfety imformations, RIDADR about it is UN3082, its HazardClass is 9, and its PackingGroup is III.

This chemicals can be described computed from structure: 
1) Canonical SMILES: C=CC(=O)OCC1=CC=CC=C1
2)InChI: InChI=1S/C10H10O2/c1-2-10(11)12-8-9-6-4-3-5-7-9/h2-7H,1,8H2