The R-Alpine-Borane, with the CAS registry number 73624-47-2, is also known as B-Isopinocampheyl-9-borabicyclo[3.3.1]nonane. It belongs to the product category of API intermediates. This chemical's molecular formula is C₁₈H₃₁B and formula weight is 258.25. What's more, its systematic name is called 9-[(1S,2S,3R,5S)-2,6,6-trimethylbicyclo[3.1.1]hept-3-yl]-9-borabicyclo[3.3.1]nonane.

Physical properties of R-Alpine-Borane: (1)#Freely Rotating Bonds: 1 ; (2)Index of Refraction: 1.495; (3)Molar Refractivity: 80.56 cm³; (4)Molar Volume: 275.8 cm³; (5)Surface Tension: 31 dyne/cm; (6)Density: 0.93 g/cm³; (7)Flash Point: 157.2 °C; (8)Enthalpy of Vaporization: 55.65 kJ/mol; (9)Boiling Point: 336.3 °C at 760 mmHg; (10)Vapour Pressure: 0.00022 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
This chemical may catch fire in contact with air which only need brief contact with an ignition source and has a very low flash point or evolve highly flammable gases in contact with water. It also may cause damage to health which is highly flammable. This chemical may form explosive peroxides. It is irritating to eyes, respiratory system and skin. You should keep it away from sources of ignition - No smoking. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing, gloves and eye/face protection.

You can still convert the following datas into molecular structure:
(1)SMILES: CC4(C)[C@@H]1C[C@H]4[C@@H](C)[C@@H](C1)B3C2CCCC3CCC2
(2)InChI: InChI=1/C18H31B/c1-12-16-10-13(18(16,2)3)11-17(12)19-14-6-4-7-15(19)9-5-8-14/h12-17H,4-11H2,1-3H3/t12-,13-,14?,15?,16+,17-/m1/s1
(3)InChIKey: VCDGSBJCRYTLNU-AZWGFFAPBY