The Methanone,bis(4-methoxyphenyl)-, with the CAS registry number 90-96-0 and EINECS registry number 202-028-0, has the systematic name of bis(4-methoxyphenyl)methanone. It is a kind of white to light yellow crystal powder. And the molecular formula of this chemical is C₁₅H₁₄O₃. What's more, it is used in the organic synthesis.

The physical properties of Methanone,bis(4-methoxyphenyl)- are as following: (1)ACD/LogP: 3.28; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.28; (4)ACD/LogD (pH 7.4): 3.28; (5)ACD/BCF (pH 5.5): 184.23; (6)ACD/BCF (pH 7.4): 184.23; (7)ACD/KOC (pH 5.5): 1456; (8)ACD/KOC (pH 7.4): 1456; (9)#H bond acceptors: 3; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 4; (12)Polar Surface Area: 35.53 Å²; (13)Index of Refraction: 1.557; (14)Molar Refractivity: 69.4 cm³; (15)Molar Volume: 215.5 cm³; (16)Polarizability: 27.51×10^-24cm³; (17)Surface Tension: 39.4 dyne/cm; (18)Density: 1.123 g/cm³; (19)Flash Point: 182 °C; (20)Enthalpy of Vaporization: 64.09 kJ/mol; (21)Boiling Point: 391.3 °C at 760 mmHg; (22)Vapour Pressure: 2.49E-06 mmHg at 25°C.

Preparation of Methanone,bis(4-methoxyphenyl)-: This chemical can be prepared by methoxybenzene and 4-methoxy-benzoic acid. The reaction will need reagent polyphosphoric acid.

Uses of Methanone,bis(4-methoxyphenyl)-: It can react with bis(trimethylsilyl)-mercury to produce 1,1,2,2-tetrakis(4-methoxyphenyl)-1,2-(trimethylsiloxy)ethane. This reaction will need solvent benzene and irradiation. And the yield is about 30%. 

You should be cautious while dealing with this chemical. It irritates eyes, respiratory system and skin. Therefore, you had better take the following instructions: Wear suitable protective clothing, and in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(c1ccc(OC)cc1)c2ccc(OC)cc2
(2)InChI: InChI=1/C15H14O3/c1-17-13-7-3-11(4-8-13)15(16)12-5-9-14(18-2)10-6-12/h3-10H,1-2H3
(3)InChIKey: RFVHVYKVRGKLNK-UHFFFAOYAA