The IUPAC name of this product is (2,5-dihydroxyphenyl)-triphenylphosphanium, and its CAS registry number is 5405-63-0. It is also named as 4-Hydroxy-2-(triphenylphosphonium)phenolate. This chemical's molecular formula is C₂₄H₂₀O₂P and molecular weight is 371.3876.

Physical properties about (2,5-Dihydroxyphenyl)-triphenyl-phosphanium are: (1)XLogP3-AA 5.5; (2)H-Bond Donor 2; (3)H-Bond Acceptor 2; (4)Rotatable Bond Count 4; (5)Tautomer Count 7; (6)Exact Mass 371.120091; (7)MonoIsotopic Mass 371.120091; (8)Topological Polar Surface Area 40.5; (9)Heavy Atom Count 27; (10)Formal Charge 1; (11)Complexity 404; (12)Isotope Atom Count 0; (13)Defined Atom StereoCenter Count 0; (14)Undefined Atom StereoCenter Count 0; (15)Defined Bond StereoCenter Count 0; (16)Undefined Bond StereoCenter Count 0; (17)Covalently-Bonded Unit Count 1.

You can still convert the following datas into molecular structure:
(1) SMILES: Oc1cc(c(O)cc1)[P+](c2ccccc2)(c3ccccc3)c4ccccc4
(2) InChI: InChI=1/C24H19O2P/c25-19-16-17-23(26)24(18-19)27(20-10-4-1-5-11-20,21-12-6-2-7-13-21)22-14-8-3-9-15-22/h1-18H,(H-,25,26)/p+1
(3) InChIKey: YCXVHURLDBUOMW-IKLDFBCSAQ