The (R)-1-Boc-2-ethylpiperazine, with the CAS registry number 393781-70-9, has the systematic name of tert-butyl (2R)-2-ethylpiperazine-1-carboxylate. And the molecular formula of this chemical is C₁₁H₂₂N₂O₂. It is a kind of organics, and should be stored in the dry and cool environment.
 
The physical properties of (R)-1-Boc-2-ethylpiperazine are as following: (1)ACD/LogP: 1.58; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 7.4): 1.32 ; (4)#H bond acceptors: 4; (5)#H bond donors: 1; (6)#Freely Rotating Bonds: 3; (7)Polar Surface Area: 41.57 Å²; (8)Index of Refraction: 1.457; (9)Molar Refractivity: 59.5 cm³; (10)Molar Volume: 218.3 cm³; (11)Polarizability: 23.58×10^-24cm³; (12)Surface Tension: 31 dyne/cm; (13)Density: 0.981 g/cm³; (14)Flash Point: 127.2 °C; (15)Enthalpy of Vaporization: 52.58 kJ/mol; (16)Boiling Point: 286.7 °C at 760 mmHg; (17)Vapour Pressure: 0.0026 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: CC(C)(C)OC(=O)N1CCNC[C@H]1CC
(2)InChI: InChI=1/C11H22N2O2/c1-5-9-8-12-6-7-13(9)10(14)15-11(2,3)4/h9,12H,5-8H2,1-4H3/t9-/m1/s1
(3)InChIKey: CTCGRXDGXGUOTE-SECBINFHBA