1,2-Dibromo-1,2-diphenylethane

The Benzene,1,1'-(1,2-dibromo-1,2-ethanediyl)bis-, with the CAS registry number 5789-30-0, is also known as (1,2-Dibromo-2-phenylethyl)benzene. Its EINECS number is 227-324-7. This chemical's molecular formula is C₁₄H₁₂Br₂ and molecular weight is 340.05. What's more, its systematic name is 1,1'-(1,2-dibromoethane-1,2-diyl)dibenzene.

Physical properties of Benzene,1,1'-(1,2-dibromo-1,2-ethanediyl)bis- are: (1)ACD/LogP: 5.39; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 5.39; (4)ACD/LogD (pH 7.4): 5.39; (5)ACD/BCF (pH 5.5): 7323.21; (6)ACD/BCF (pH 7.4): 7323.21; (7)ACD/KOC (pH 5.5): 20320.96; (8)ACD/KOC (pH 7.4): 20320.96; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 0 Å²; (13)Index of Refraction: 1.637; (14)Molar Refractivity: 75.75 cm³; (15)Molar Volume: 210.8 cm³; (16)Polarizability: 30.03×10^-24cm³; (17)Surface Tension: 48.9 dyne/cm; (18)Density: 1.613 g/cm³; (19)Flash Point: 173.2 °C; (20)Enthalpy of Vaporization: 54.33 kJ/mol; (21)Boiling Point: 323.8 °C at 760 mmHg; (22)Vapour Pressure: 0.000484 mmHg at 25°C.

Preparation: this chemical can be prepared by cis-1,2-diphenyl-ethene at the ambient temperature. This reaction will need reagents iodosobenzene, HBr-silica gel and solvent solid with the reaction time of 5 min. The yield is about 58%.

Uses of Benzene,1,1'-(1,2-dibromo-1,2-ethanediyl)bis-: it can be used to produce trans-1,2-diphenyl-ethene at the ambient temperature. It will need reagents Na₂S₂O₄, NaHCO₃ and solvent dimethylformamide with the reaction time of 16 hours. The yield is about 94%.

When you are using this chemical, please be cautious about it as the following:
This chemical may cause inflammation to the skin or other mucous membranes. It is irritating to eyes, respiratory system and skin. When using it, you should avoid contact with skin and eyes.

You can still convert the following datas into molecular structure:
(1)SMILES: BrC(c1ccccc1)C(Br)c2ccccc2
(2)Std. InChI: InChI=1S/C14H12Br2/c15-13(11-7-3-1-4-8-11)14(16)12-9-5-2-6-10-12/h1-10,13-14H
(3)Std. InChIKey: GKESIQQTGWVOLH-UHFFFAOYSA-N