The Benzenebutanoic acid, 4-hydroxy-γ-(4-hydroxyphenyl)-γ-methyl-, with the CAS registry number 126-00-1, is also known as 4,4-Bis(p-hydroxyphenyl)valericacid. Its EINECS number is 204-763-2. This chemical's molecular formula is C₁₇H₁₈O₄ and molecular weight is 286.32. What's more, its systematic name is 4,4-bis(4-hydroxyphenyl)pentanoic acid. It is used as a pharmaceutical intermediate and widely used in food, medicine, chemical industry, light industry and other industries.

Physical properties of Benzenebutanoic acid, 4-hydroxy-γ-(4-hydroxyphenyl)-γ-methyl- are: (1)ACD/LogP: 2.89; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.97; (4)ACD/LogD (pH 7.4): 0.17; (5)ACD/BCF (pH 5.5): 11.25; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 108.06; (8)ACD/KOC (pH 7.4): 1.69; (9)#H bond acceptors: 4; (10)#H bond donors: 3; (11)#Freely Rotating Bonds: 7; (12)Polar Surface Area: 44.76 Å²; (13)Index of Refraction: 1.612; (14)Molar Refractivity: 78.99 cm³; (15)Molar Volume: 227.2 cm³; (16)Polarizability: 31.31×10^-24cm³; (17)Surface Tension: 55.8 dyne/cm; (18)Density: 1.26 g/cm³; (19)Flash Point: 274.5 °C; (20)Enthalpy of Vaporization: 81.82 kJ/mol; (21)Boiling Point: 507 °C at 760 mmHg; (22)Vapour Pressure: 4.21E-11 mmHg at 25°C.

Preparation: the crude product can be prepared by levulinic acid and phenol in the presence of catalyst, in acid medium reaction system, then refinined to the finished product.

Uses of Benzenebutanoic acid, 4-hydroxy-γ-(4-hydroxyphenyl)-γ-methyl-: it can be used to produce 4,4-bis-(4-hydroxy-phenyl)-valeric acid methyl ester by heating. It will need reagent conc. H₂SO₄ with the reaction time of 3 hours. The yield is about 97%.

When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin. 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.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(O)CCC(c1ccc(O)cc1)(c2ccc(O)cc2)C
(2)Std. InChI: InChI=1S/C17H18O4/c1-17(11-10-16(20)21,12-2-6-14(18)7-3-12)13-4-8-15(19)9-5-13/h2-9,18-19H,10-11H2,1H3,(H,20,21)
(3)Std. InChIKey: VKOUCJUTMGHNOR-UHFFFAOYSA-N