The L-Leucine, labeled withtritium, with the CAS registry number of 21675-61-6, is also known as Leucina. This chemical's molecular formula is C₆H₁₃NO₂ and molecular weight is 131.17. What's more, its IUPAC name is (2S)-2-Amino-4-methylpentanoic acid.

Physical properties about the L-Leucine, labeled withtritium are: (1)ACD/LogP: 0.80; (2)# of Rule of 5 Violations: 0; (3)ACD/BCF (pH 5.5): 1; (4)ACD/BCF (pH 7.4): 1; (5)ACD/KOC (pH 5.5): 1; (6)ACD/KOC (pH 7.4): 1; (7)#H bond acceptors: 3; (8)#H bond donors: 3; (9)#Freely Rotating Bonds: 4; (10)Polar Surface Area: 63.32 Å²; (11)Index of Refraction: 1.463; (12)Molar Refractivity: 34.863 cm³; (13)Molar Volume: 126.632 cm³; (14)Surface Tension: 39.002 dyne/cm; (15)Density: 1.036 g/cm³; (16)Flash Point: 90.344 °C; (17)Enthalpy of Vaporization: 50.93 kJ/mol; (18)Boiling Point: 225.772 °C at 760 mmHg Vapour Pressure: 0.031 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1) SMILES: CC(C)C[C@@H](C(=O)O)N
(2) InChI: InChI=1/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t5-/m0/s1
(3) InChIKey: ROHFNLRQFUQHCH-YFKPBYRVBU