The (+/-)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl, with the CAS registry number 98327-87-8,is also known as 2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl; (+/-)-BINAP. It belongs to the product categories of Phosphines;API intermediates. Its EINECS number is 208-205-9. This chemical's molecular formula is C44H32P2 and molecular weight is 622.68. What's more,Its systematic name is (+/-)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl.It is a white to light beige powder which is irritating to eyes, respiratory system and skin .so when you use it,you should not breathe dust and wear suitable gloves and eye/face protection to avoid contact with skin and eyes .In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
Physical properties about (+/-)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl are:
(1)ACD/LogP: 13.381; (2)# of Rule of 5 Violations: 2; (3)ACD/LogD (pH 5.5): 13.38; (4)ACD/LogD (pH 7.4): 13.38; (5)ACD/BCF (pH 5.5): 1000000.00; (6)ACD/BCF (pH 7.4): 1000000.00; (7)ACD/KOC (pH 5.5): 10000000.00; (8)ACD/KOC (pH 7.4): 10000000.00; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 7; (12)Flash Point: 419.021 °C; (13)Enthalpy of Vaporization: 102.014 kJ/mol; (14)Boiling Point: 724.266 °C at 760 mmHg; (15)Vapour Pressure: 0 mmHg at 25°C.
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