The systematic name of Phenol,4,4'-(1-phenylethylidene)bis- is 4,4'-(1-phenylethane-1,1-diyl)diphenol. With the CAS registry number 1571-75-1, it is also named as Bisphenol AP. The product's categories are Industrial / Fine Chemicals; Phenoles and Thiophenoles; API Intermediates; Fluorenes, etc. (Reagent for High-Performance Polymer Research); Functional Materials. This chemical is stable under normal temperature and pressure. Additionally, it should be sealed in the container and stored in the cool and dry place.

The other characteristics of this product can be summarized as: (1)ACD/LogP: 4.57; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 4.57; (4)ACD/LogD (pH 7.4): 4.56; (5)ACD/BCF (pH 5.5): 1737.48; (6)ACD/BCF (pH 7.4): 1724.19; (7)ACD/KOC (pH 5.5): 7256.37; (8)ACD/KOC (pH 7.4): 7200.88; (9)#H bond acceptors: 2; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 5; (12)Polar Surface Area: 18.46 Å²; (13)Index of Refraction: 1.633; (14)Molar Refractivity: 87.93 cm³; (15)Molar Volume: 246.1 cm³; (16)Polarizability: 34.85×10^-24 cm³; (17)Surface Tension: 49.9 dyne/cm; (18)Density: 1.179 g/cm³; (19)Flash Point: 221.7 °C; (20)Enthalpy of Vaporization: 76.52 kJ/mol; (21)Boiling Point: 473.8 °C at 760 mmHg; (22)Vapour Pressure: 1.33E-09 mmHg at 25°C.

Uses of Phenol,4,4'-(1-phenylethylidene)bis-: It can react with iodomethane to get Phenyl-dianisyl-aethan. This reaction needs reagent K₂CO₃ and solvent acetone by heating. The reaction time is 16 hours. The yield is 85%.

When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you want to contact this product, you must wear suitable protective clothing.

People can use the following data to convert to the molecule structure. 
1. SMILES:Oc1ccc(cc1)C(c2ccccc2)(c3ccc(O)cc3)C
2. InChI:InChI=1/C20H18O2/c1-20(15-5-3-2-4-6-15,16-7-11-18(21)12-8-16)17-9-13-19(22)14-10-17/h2-14,21-22H,1H3 
3. InChIKey:VOWWYDCFAISREI-UHFFFAOYAZ