The Boc-S-4-methylbenzyl-D-Cysteine, with the CAS registry number 61925-78-8, has the systematic name of N-(tert-butoxycarbonyl)-S-(4-methylbenzyl)cysteine. It should be stored at 0°C, and belongs to the product category of Amino Acids. The molecular formula of the chemical is C₁₆H₂₃NO₄S.

The characteristics of Boc-S-4-methylbenzyl-D-Cysteine are as followings: (1)ACD/LogP: 4.39; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.06; (4)ACD/LogD (pH 7.4): 0.76; (5)ACD/BCF (pH 5.5): 5.92; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 26.91; (8)ACD/KOC (pH 7.4): 1.37; (9)#H bond acceptors: 5; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 8; (12)Polar Surface Area: 81.14 Å²; (13)Index of Refraction: 1.551; (14)Molar Refractivity: 87.91 cm³; (15)Molar Volume: 275.3 cm³; (16)Polarizability: 34.85×10^-24cm³; (17)Surface Tension: 46.1 dyne/cm; (18)Density: 1.181 g/cm³; (19)Flash Point: 252.4 °C; (20)Enthalpy of Vaporization: 80.14 kJ/mol; (21)Boiling Point: 493.8 °C at 760 mmHg; (22)Vapour Pressure: 1.45E-10 mmHg at 25°C.

Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: O=C(OC(C)(C)C)NC(C(=O)O)CSCc1ccc(cc1)C
(2)InChI: InChI=1/C16H23NO4S/c1-11-5-7-12(8-6-11)9-22-10-13(14(18)19)17-15(20)21-16(2,3)4/h5-8,13H,9-10H2,1-4H3,(H,17,20)(H,18,19)
(3)InChIKey: CUNVVZWSABRKAL-UHFFFAOYAE