is a kind of organic synthesis intermediates. It is used in the production of coatings, elastomers, adhesives, thickeners, amphoteric surfactants, fibers, plastics, textiles and inks. Methyl acrylate is also used in chemical synthesis. When used in latex paint formulations acrylic polymers have good water resistance, low temperature flexibility and excellent weathering and sunlight resistance. There are some basic informations about this crude drug: (1)CAS No.: ;(2)Other Names: 2-propenoic acid ; (3)MF: C₄H₆O₂; CH₂CHCOOCH₃; (4) EINECS No.: 202-500-6; (5)Type: Pharmaceutical Intermediates; (6)Appearance: colorless transparent liquid; (7)Molecular Weight: 86.09; (8)Melting Point: -75 °C; (9)Boiling Point: 80.0; (10)Flash Point: -3 °C.