The (R)-(-)-2-Amino-3-methylbutane with cas registry number of 34701-33-2, has the systematic name of (2R)-3-methylbutan-2-amine. And it is also named (R)-(-)-3-methyl-2-butylamine, chipros 98%, ee 97%.  Its refractive index is 1.4060.

Physical properties about this chemical are: (1)ACD/LogP: 1.09; (2)# of Rule of 5 Violations: 0; (3)#H bond acceptors: 1; (4)#H bond donors: 2; (5)#Freely Rotating Bonds: 2; (6)Polar Surface Area: 3.24 Å²; (7)Index of Refraction: 1.41; (8)Molar Refractivity: 28.66 cm³; (9)Molar Volume: 115.5 cm³; (10)Polarizability: 11.36×10^-24cm³; (11)Surface Tension: 23.7 dyne/cm; (12)Enthalpy of Vaporization: 32.58 kJ/mol; (13)Vapour Pressure: 69.2 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
The (R)-(-)-2-Amino-3-methylbutane is highly flammable. It may cause burns. And it is harmful if swallowed. When use it, wear suitable protective clothing, gloves and eye/face protection. If contact with eyes, rinse immediately with plenty of water and seek medical advice. In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)

You can still convert the following datas into molecular structure: 
(1)SMILES: N[C@H](C)C(C)C;
(2)InChI: InChI=1/C5H13N/c1-4(2)5(3)6/h4-5H,6H2,1-3H3/t5-/m1/s1;
(3)InChIKey: JOZZAIIGWFLONA-RXMQYKEDBT;
(4)Std. InChI: InChI=1S/C5H13N/c1-4(2)5(3)6/h4-5H,6H2,1-3H3/t5-/m1/s1;
(5)Std. InChIKey: JOZZAIIGWFLONA-RXMQYKEDSA-N