The D-Alanyl-D-alanyl-D-alanine, with the CAS registry number 1115-78-2, is also known as H-D-Ala-D-Ala-D-Ala-OH. It belongs to the product categories of Dipeptides and Tripeptides; Peptides; Tripeptides. This chemical's molecular formula is C₉H₁₇N₃O₄ and molecular weight is 231.25. What's more, its IUPAC name is 2-[2-(2-aminopropanoylamino)propanoylamino]propanoic acid. 

Physical properties of D-Alanyl-D-alanyl-D-alanine are: (1)ACD/LogP: -1.00; (2)# of Rule of 5 Violations: 1; (3)ACD/BCF (pH 5.5): 1; (4)ACD/KOC (pH 5.5): 1; (5)#H bond acceptors: 7; (6)#H bond donors: 5; (7)#Freely Rotating Bonds: 6; (8)Polar Surface Area: 77.92 Å²; (9)Index of Refraction: 1.505; (10)Molar Refractivity: 55.96 cm³; (11)Molar Volume: 188.4 cm³; (12)Surface Tension: 49.3 dyne/cm; (13)Density: 1.227 g/cm³; (14)Flash Point: 296.4 °C; (15)Enthalpy of Vaporization: 92.97 kJ/mol; (16)Boiling Point: 566.5 °C at 760 mmHg; (17)Vapour Pressure: 2.58E-14 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: CC(C(=O)NC(C)C(=O)NC(C)C(=O)O)N
(2)InChI: InChI=1S/C9H17N3O4/c1-4(10)7(13)11-5(2)8(14)12-6(3)9(15)16/h4-6H,10H2,1-3H3,(H,11,13)(H,12,14)(H,15,16)
(3)InChIKey: BYXHQQCXAJARLQ-UHFFFAOYSA-N