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Dimethylaminopropylamine (DMAPA) is a colorless, transparent liquid with a strong ammonia odor that readily fumes in air; it belongs to the class of aliphatic diamines. It is miscible with water and most organic solvents. Chemically reactive, it can undergo various reactions such as acylation, condensation, and alkylation. It serves as a key raw material in fields including surfactants, epoxy resin curing agents, and pharmaceutical and pesticide intermediates.
| Item | Specification |
| Melting Point | -60°C(lit.) |
| Boiling Point | 133-135°C(lit.) |
| Density | 0.812 g/mL at 25°C(lit.) |
| Flash point | 32–38°C (lit.) (closed cup) |
| Vapor pressure | ~0.67 kPa (20°C) |
| Refractive index | n 20/D 1.435 (lit.) |
| Vapor Density | 3.52 (vs air) |
| Solubility | Miscible with water, ethanol, diethyl ether, acetone, etc.; slightly soluble in benzene. |
Surfactant raw material: Primarily used in the synthesis of betaine, quaternary ammonium salts, alkanolamides, and other products; widely applied in personal care, industrial cleaning, fabric softening, and antistatic applications.
Epoxy system additives: Dimethylaminopropylamine is used directly as an epoxy resin curing agent; can also be used to prepare intermediates for modified curing agents, used in epoxy adhesives, anti-corrosion coatings, and electronic potting compounds.
Pharmaceutical and Pesticide Intermediates: Serves as an organic synthesis building block for the preparation of local anesthetics, antihistamines, and agricultural chemicals such as fungicides and herbicides.
Other Industrial Applications: Dimethylaminopropylamine is used as textile and leather finishing agents, cyanide-free electroplating additives, and corrosion inhibitors and flocculants in industrial water treatment; it can also be used to synthesize dyes, ion exchange resins, and other products.
Jinan Jinbang Chemical Co., Ltd., strategically located within the New Materials Industrial Park in Tianqiao District, Jinan City, Shandong Province, stands as a prominent chemical innovator since its establishment in 2015. Operating from a modern, expansive 37,500 m² manufacturing facility, we are dedicated to the research & development, production, and global distribution of high-performance chemical solutions.
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