2-​[[(1,​1-​Dimethylethyl)​dimethylsilyl]​oxy]​-1-​butanol is an intermediate in synthesizing Bis(2-​butoxyethyl) 2-​(2-​Hydroxybutoxy)​ethyl Phosphate Triester (B415225), a derived compound from Bis(2-butoxyethyl) 2-Hydroxyethyl Phosphate Triester (B415190), which is a metabolite of Tris(2-butyloxyethyl)phosphate (T875030), an organophosphate, that can be used in the preparation of flame retardant, such as viscose fiber.