Manganese Acetate Tetrahydrate is a chemical compound having molecular formula C4H14MnO8 with molar mass of 245.086 g/mol. It can be industrially produced by treating manganese (II) carbonate with acetic acid under controlled conditions. This compound is most commonly used as catalyst for various biochemical processes and fertilizer to provide optimum amount of magnesium required for healthy plant growth. Manganese Acetate Tetrahydrate appears as light pink colored crystalline solid with density of 1.59 g/cm3 and low melting point of 80 degrees Celsius. It is known to have ability to donate 4 and accept 8 hydrogen bonds during a chemical reaction.