It’s only fair to share… Acetylcholine Chloride 2-acetyloxyethyl(trimethyl)azanium;chloride 60-31-1 Molecular Formula: C7H16ClNO2 Molecular Weight: 181.66 g/mol Acetylcholine chloride is obtained as white or off-white hygroscopic crystals, or as a crystalline powder. The salt is odorless, or nearly odorless, and is a very deliquescent powder. Acetylcholine bromide is obtained as deliquescent crystals, or as a white …