Empirical Formula: C₁₉H₂₆N₂O₆
Molecular Weight: 378.4195g/mol
Structure of 1,4-Piperidinedicarboxylicacid, 4-[[(1,1-dimethylethoxy)carbonyl]amino]-, 1-(phenylmethyl) ester (CAS NO.252720-32-4):

Index of Refraction: 1.567
Molar Refractivity: 97.82 cm³
Molar Volume: 299.3 cm³
Polarizability: 38.77×10^-24cm³
Surface Tension: 55 dyne/cm
Density: 1.26 g/cm³
Flash Point: 290.3 °C
Enthalpy of Vaporization: 88.18 kJ/mol
Boiling Point: 556.5 °C at 760 mmHg
Vapour Pressure: 3.22E-13 mmHg at 25°C 
Systematic Name: 1-[(benzyloxy)carbonyl]-4-[(tert-butoxycarbonyl)amino]piperidine-4-carboxylic acid
SMILES: O=C(OCc1ccccc1)N2CCC(NC(=O)OC(C)(C)C)(CC2)C(O)=O
InChI: InChI=1/C19H26N2O6/c1-18(2,3)27-16(24)20-19(15(22)23)9-11-21(12-10-19)17(25)26-13-14-7-5-4-6-8-14/h4-8H,9-13H2,1-3H3,(H,20,24)(H,22,23)
InChIKey: BGRHKAAVXJAPGP-UHFFFAOYAD

 1,4-Piperidinedicarboxylicacid, 4-[[(1,1-dimethylethoxy)carbonyl]amino]-, 1-(phenylmethyl) ester ,  its cas register number is 252720-32-4. It also can be called 1-[(Benzyloxy)carbonyl]-4-[(tert-butoxycarbonyl)amino]piperidine-4-carboxylic acid ; 4-(Boc-amino)-1-Cbz-piperidine-4-carboxylic Acid ; 4-N-Boc-Amino-1-Cbz-isonipecotic acid ; 4-tert-Butoxycarbonylamino-piperidine-1,4-dicarboxylic acid monobenzyl ester .