3-Mercaptopropionic acid

3-Mercaptopropionic acid

3-Mercaptopropionic acid (also known as 3-MPA or beta-mercaptopropionic acid) is a chemical compound with the molecular formula C3H6O2S. It is a colorless liquid with a strong, unpleasant odor.

Chemical Properties

3-Mercaptopropionic acid is a thiol and a carboxylic acid. It has a molecular weight of 106.14 g/mol. It is soluble in water and most organic solvents. It is a strong reducing agent and can react with oxidizing agents, alkali and alkaline earth metals, and halogens.

Synthesis

3-Mercaptopropionic acid can be synthesized by the reaction of acrylic acid with hydrogen sulfide in the presence of a catalyst.

Applications

3-Mercaptopropionic acid is used in the synthesis of chemical intermediates, polymer stabilizers, and pharmaceuticals. It is also used as a reducing agent in various chemical reactions.

Safety

3-Mercaptopropionic acid is a corrosive substance and can cause burns and eye damage. It is harmful if swallowed, inhaled, or comes into contact with skin. It should be handled with care, using appropriate personal protective equipment.

See also

• Thiol
• Carboxylic acid
• Acrylic acid
• Hydrogen sulfide