2H-Pyran, 2-[2-(4-bromophenyl)ethoxy]tetrahydro-

2-[2-(4-Bromophenyl)ethoxy]oxane is an intermediate in the synthesis of 4-(2-Hydroxyethyl)benzaldehyde (H827400), used in the synthesis of thromboxane receptor antagonists and -thromboxane synthase inhibitors based on a dioxane linkage.