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Tetramethylammonium hydroxide

Chemical compound
Tetramethylammonium hydroxide is a quaternary ammonium salt with molecular formula N(CH₃)₄⁺ OH⁻. It is commonly encountered in form of concentrated solutions in water or methanol. TMAH in solid state and its aqueous solutions are all colorless,... Wikipedia
Formula: C4H13NO
Classification: Quaternary ammonium cation
Molar mass: 91.154 g·mol−1
Boiling point: decomposes
Density: ~ 1.015 g/cm3 (20-25% aqueous solution)
Colors: colorless
CompTox Dashboard (EPA): DTXSID3029108