The Benzenepropanoic acid, β-hydroxy-, (βR)-, with the CAS registry number 2768-42-5, has the systematic name of (3R)-3-hydroxy-3-phenylpropanoic acid. It is a kind of colorless to white crystalline powder or needles. And the molecular formula of the chemical is C₉H₁₀O₃. What's more, it should be stored at 0-6°C. 

The characteristics of Benzenepropanoic acid, β-hydroxy-, (βR)- are as followings: (1)ACD/LogP: 0.29; (2)# of Rule of 5 Violations: 0; (3)ACD/BCF (pH 5.5): 1; (4)ACD/BCF (pH 7.4): 1; (5)ACD/KOC (pH 5.5): 1.49; (6)ACD/KOC (pH 7.4): 1; (7)#H bond acceptors: 3; (8)#H bond donors: 2; (9)#Freely Rotating Bonds: 4; (10)Polar Surface Area: 35.53 Å²; (11)Index of Refraction: 1.575; (12)Molar Refractivity: 43.53 cm³; (13)Molar Volume: 131.6 cm³; (14)Polarizability: 17.25×10^-24cm³; (15)Surface Tension: 56.4 dyne/cm; (16)Density: 1.262 g/cm³; (17)Flash Point: 167.2 °C; (18)Enthalpy of Vaporization: 60.37 kJ/mol; (19)Boiling Point: 329.4 °C at 760 mmHg; (20)Vapour Pressure: 7.14E-05 mmHg at 25°C. 

You should be cautious while dealing with this chemical. It irritates to eyes, respiratory system and skin. Therefore, you had better avoid contact with skin and eyes.

Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: O=C(O)C[C@@H](O)c1ccccc1
(2)InChI: InChI=1/C9H10O3/c10-8(6-9(11)12)7-4-2-1-3-5-7/h1-5,8,10H,6H2,(H,11,12)/t8-/m1/s1
(3)InChIKey: AYOLELPCNDVZKZ-MRVPVSSYBO