The Benzene,1,1'-[(dichloromethylene)bis(oxy)]bis-, with the CAS registry number 4885-03-4, is also known as Dichlorodiphenoxymethane. This chemical's molecular formula is C₁₃H₁₀Cl₂O₂ and molecular weight is 269.12. What's more, its systematic name is 1,1'-[(dichloromethanediyl)bis(oxy)]dibenzene.

Physical properties of Benzene,1,1'-[(dichloromethylene)bis(oxy)]bis- are: (1)ACD/LogP: 4.40; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 4.4; (4)ACD/LogD (pH 7.4): 4.4; (5)ACD/BCF (pH 5.5): 1310.28; (6)ACD/KOC (pH 7.4): 5929.36; (7)#H bond acceptors: 2; (8)#H bond donors: 0; (9)#Freely Rotating Bonds: 4; (10)Polar Surface Area: 18.46 Å²; (11)Index of Refraction: 1.587; (12)Molar Refractivity: 68.84 cm³; (13)Molar Volume: 204.6 cm³; (14)Polarizability: 27.29×10^-24cm³; (15)Surface Tension: 44.2 dyne/cm; (16)Density: 1.315 g/cm³; (17)Flash Point: 143.6 °C; (18)Enthalpy of Vaporization: 60.09 kJ/mol; (19)Boiling Point: 377.6 °C at 760 mmHg; (20)Vapour Pressure: 1.45E-05 mmHg at 25°C.

Preparation: this chemical can be prepared by carbonic acid diphenyl ester at the temperature of 180°C. This reaction will need reagent PCl₅ with the reaction time of 24 hours. The yield is about 97%.

Uses of Benzene,1,1'-[(dichloromethylene)bis(oxy)]bis-: it can be used to produce 2,2-dimethyl-malonic acid methyl ester phenyl ester at the temperature of -78°C. It will need reagent TiCl₄ and solvent CH₂Cl₂ with the reaction time of 14 hours. The yield is about 82%.

When you are using this chemical, please be cautious about it as the following:
This chemical may destroy living tissue on contact. It may also cause burns. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective clothing, gloves and eye/face protection. What's more, in case of accident or if you feel unwell seek medical advice immediately (show the label where possible).

You can still convert the following datas into molecular structure:
(1)SMILES: ClC(Cl)(Oc1ccccc1)Oc2ccccc2
(2)Std. InChI: InChI=1S/C13H10Cl2O2/c14-13(15,16-11-7-3-1-4-8-11)17-12-9-5-2-6-10-12/h1-10H
(3)Std. InChIKey: TVIUSKXXXZSVJU-UHFFFAOYSA-N