1 4OJ (2-methylphenyl) dihydrogen phosphate 1.000 2 262 2-formylphenyl dihydrogen phosphate 0.923 3 HPS Phenyl dihydrogen phosphate 0.917 4 GWM (4-methylphenyl) dihydrogen phosphate 0.846 5 300 2-formyl-6-methoxyphenyl dihydrogen phosphate 0.800 6 2PB 2-[(dioxidophosphino)oxy]benzoate 0.786 7 88L (4-ethylphenyl) dihydrogen phosphate 0.786 8 FW6 (3-ethylphenyl) dihydrogen phosphate 0.786 9 QMP Cyclohexyl methylphosphonate 0.769 10 299 2,6-diformyl-4-methylphenyl dihydrogen phosphate 0.750 11 4NP 4-nitrophenyl phosphate 0.733