Амины, Высокочистые растворители

Monoethylamine

Name: Monoethylamine - Ruifen Chemicals
SKU: 75-04-7

Monoethylamine (MEA), also known as ethylamine, is a fundamental primary aliphatic amine with the chemical formula C₂H₅NH₂. At standard temperature and pressure, ME…

Характеристики

Ключевые свойства и преимущества

*High Nucleophilic Reactivity:** MEA acts as an efficient building block for introducing ethylamino groups into complex molecules via alkylation and acylation.
*Superior Solubility:** It is completely miscible with water and most polar organic solvents, offering excellent formulation flexibility.
*Strong Basicity:** With a pK_b of 3.33, it serves as an effective acid neutralizer and catalyst in various chemical processes.
*Versatile Physical Forms:** Available in anhydrous and aqueous forms to meet specific industrial process requirements and safety constraints.
*High Purity:** Industrial-grade MEA is typically manufactured at high purity levels to ensure consistency in sensitive pharmaceutical and agrochemical syntheses.

Спецификации

Технические особенности

*Molecular Weight:** 45.08 g/mol.
*Boiling Point:** 16.6°C (61.9°F) at 760 mmHg, necessitating pressurized storage for the anhydrous form.
*Flash Point:** Highly flammable; aqueous solutions (70%) have a flash point of approximately -17°C (0°F).
*Vapor Pressure:** 115 kPa at 20°C, indicating high volatility.
*Chemical Properties:** Reacts vigorously with strong oxidizers, acids, and organic nitro compounds. It is corrosive to copper, tin, and zinc alloys.
*Dissociation Constant:** pK_a of the conjugate acid is approximately 10.67 at 25°C.
*Odor Threshold:** Extremely low (0.2–0.5 ppm), allowing for rapid leak detection.

Практическое применение в отраслях

Области применения

*Agrochemicals:** A critical intermediate in the production of triazine herbicides, such as Atrazine and Simazine.
*Rubber Processing:** Used to synthesize vulcanization accelerators and stabilizers that improve the elasticity and durability of rubber products.
*Pharmaceuticals:** Employed as a precursor in the synthesis of various medications, including anesthetics and certain neurological drugs.
*Water Treatment:** Used in the manufacture of corrosion inhibitors and specialized ion-exchange resins.
*Chemical Intermediates:** Utilized in the production of surfactants, dyes, and pigments for the textile industry.
*Refining:** Applied in gas scrubbing processes to remove acidic contaminants (H₂S and CO₂) from industrial gas streams.