4-(2,4,4-Trimethylpentan-2-yl)benzene-PEG4-OH
4-(2,4,4-Trimethylpentan-2-yl)benzene-PEG4-OH, a nonionic surfactant with a low hydrophile-lypophile balance (HLB) value and dispersible in aqueous solution at room temperature, has a Krafft point above the room temperature. 4-(2,4,4-Trimethylpentan-2-yl)benzene-PEG4-OH has the potential for the research of the hepatitis C virus (HCV).