Following is the structure of N-Cbz-D-Tryptophan (CAS NO.2279-15-4):
                            
Empirical Formula: C₁₉H₁₈N₂O₄
Molecular Weight: 338.3572
Index of Refraction: 1.662
Molar Refractivity: 93.35 cm³
Molar Volume: 252.2 cm³
Density: 1.341 g/cm³
Flash Point: 328.2 °C
Melting point: 122-124°C
Storage temp.: Store at RT.
Surface Tension: 63 dyne/cm
Enthalpy of Vaporization: 96.48 kJ/mol
Boiling Point: 619.1 °C at 760 mmHg
Vapour Pressure: 3.46E-16 mmHg at 25 °C
Appearance of N-Cbz-D-Tryptophan (CAS NO.2279-15-4): white crystalline powder
Product Categories of N-Cbz-D-Tryptophan (CAS NO.2279-15-4): PROTECTED AMINO ACID & PEPTIDES; Tryptophan [Trp, W]; Z-Amino Acids and Derivatives; Amino Acids; Amino Acids (N-Protected);Biochemistry; Cbz-Amino Acids; Indoles; Tryptophans; Cbz-Amino acid series
SMILES: O=C(O)[C@H](NC(=O)OCc1ccccc1)Cc3c2ccccc2nc3
InChI: InChI=1/C19H18N2O4/c22-18(23)17(10-14-11-20-16-9-5-4-8-15(14)16)21-19(24)25-12-13-6-2-1-3-7-13/h1-9,11,17,20H,10,12H2,(H,21,24)(H,22,23)/t17-/m1/s1
InChIKey: AHYFYYVVAXRMKB-QGZVFWFLBE

Safety Statements: 22-24/25 
S22:Do not breathe dust. 
S24/25:Avoid contact with skin and eyes.

 N-Cbz-D-Tryptophan , its cas register number 2279-15-4. It also can be called N-(Carbobenzyloxy)-D-tryptophan ; N-Benzyloxycarbonyl-D-tryptophan ; and Cbz-D-Trp-OH .