The Phosphine,bis(1-methylethyl)-, with the CAS registry number 20491-53-6, is also known as Diisopropyl-phosphane. This chemical's molecular formula is C₆H₁₅P and molecular weight is 118.16. What's more, its systematic name is called Dipropan-2-ylphosphane. It is clear colorless solution. You should keep it in a cold and dry place.

Physical properties about Phosphine,bis(1-methylethyl)- are: (1) #H bond acceptors: 0; (2) #H bond donors: 0; (3) #Freely Rotating Bonds: 2; (4) Polar Surface Area: 13.59 Å²; (5) Flash Point: 31.4 °C; (6) Enthalpy of Vaporization: 35.09 kJ/mol; (7) Boiling Point: 128.3 °C at 760 mmHg; (8) Vapour Pressure: 13 mmHg at 25 °C.

When you are dealing with this chemical, you should be very careful. This chemical may cause lung damage if swallowed and it could destroy living tissue on contacting. Its vapours may cause drowsiness and dizziness also. What's more, it may impair fertility possibly. Therefore, you should wear suitable protective clothing, gloves and eye/face protection. In case of contacting with eyes, you should rinse immediately with plenty of water and seek medical advice. In addition, This chemical is highly flammable, it may catch fire in contact with air and only need briefly contact with an ignition source. So it may cause burns. And its flash point is very low. In case of contacting with water, it could evolve highly flammable gas also. So you should take precautionary measures against static discharges and keep it away from sources of ignition. What's more, the container should be put in a well-ventilated place and no smoking. This chemical is toxic to aquatic organisms and may cause long-term adverse effects in the aquatic environment too. And it may present an immediate or delayed danger to one or more components of the environment. Therefore, you should refer to special instructions fety data sheet before releasing it to the environment.

You can still convert the following datas into molecular structure:
(1) SMILES: P(C(C)C)C(C)C
(2) InChI: InChI=1/C6H15P/c1-5(2)7-6(3)4/h5-7H,1-4H3
(3) InChIKey: WDIIYWASEVHBBT-UHFFFAOYAD