Molecule structure of N-Acetyl-S-(2-hydroxy-1-phenylethyl)-L-cysteine (CAS NO.69278-53-1):

IUPAC Name: (2R)-2-Acetamido-3-(2-hydroxy-1-phenylethyl)sulfanylpropanoic acid 
Molecular Weight: 283.34338 g/mol
Molecular Formula: C₁₃H₁₇NO₄S 
Density: 1.3 g/cm³ 
Boiling Point: 571.7 °C at 760 mmHg 
Flash Point: 299.5 °C
Index of Refraction: 1.59
Molar Refractivity: 73.64 cm³
Molar Volume: 217.9 cm³
Polarizability: 29.19×10^-24 cm³
Surface Tension: 57.8 dyne/cm 
Enthalpy of Vaporization: 90.17 kJ/mol
Vapour Pressure: 6.58E-14 mmHg at 25 °C
XLogP3-AA: 0.7
H-Bond Donor: 3
H-Bond Acceptor: 4
Rotatable Bond Count: 7
Tautomer Count: 2
Exact Mass: 283.087829
MonoIsotopic Mass: 283.087829
Topological Polar Surface Area: 86.6
Heavy Atom Count: 19 
Complexity: 305
Defined Atom StereoCenter Count: 1
Undefined Atom StereoCenter Count: 1 
Covalently-Bonded Unit Count: 1
Canonical SMILES: CC(=O)NC(CSC(CO)C1=CC=CC=C1)C(=O)O
Isomeric SMILES: CC(=O)N[C@@H](CSC(CO)C1=CC=CC=C1)C(=O)O
InChI: InChI=1S/C13H17NO4S/c1-9(16)14-11(13(17)18)8-19-12(7-15)10-5-3-2-4-6-10/h2-6,11-12,15H,7-8H2,1H3,(H,14,16)(H,17,18)/t11-,12/m0/s1
InChIKey of N-Acetyl-S-(2-hydroxy-1-phenylethyl)-L-cysteine (CAS NO.69278-53-1): XVYIBLSMGFJYAR-PXYINDEMSA-N

Mutation data reported. When heated to decomposition it emits toxic vapors of NO_x and SO_x.

 N-Acetyl-S-(2-hydroxy-1-phenylethyl)-L-cysteine (CAS NO.69278-53-1) is also named as N-Acetyl-S-(1-phenyl-2-hydroxyethyl)cysteine ; L-Cysteine, N-acetyl-S-(2-hydroxy-1-phenylethyl)- .