CAS: 109-73-9

Mono-n-butylamine (MNBA) is a primary amine characterized by its distinct structure and functional properties. It is a simple colorless volatile liquid with a sharp, pungent amine odor and used for synthesizing specific chemical products. Its significance in the industry lies in its ability to enhance product quality and performance, particularly in formulations requiring strong base properties.

● CAS Number: 109-73-9
● Molecular Formula: C4H11N
● Melting Point: -50 °C
● Density: 0.7327 g/cm³ @ Temp: 25 °C
● Boiling Point: 78 °C
● Water %:  Max. 0.1

Physical Characteristics

●     Physical State: Volatile liquid.

●     Color: Colorless.

●     Odor: Strong, sharp, and characteristic of amines.

●     Solubility: Only Moderately soluble in water (hydrophilic but limited due to its structure)

●     Flammability: Due to the volatile nature, is highly flammable.

●     Volatility: High, with a tendency to evaporate quickly at room temperature.

●     Polarity: Moderately polar, with a primary amine group enabling interactions with polar compounds.

●     Chemical Incompatibility: Reaction with acids to give ammonium salts.

●     Stability: reacts with strong oxidizing agents.

Applications in Plastic & Rubber

MNBA is a critical ingredient in the plastic & rubber section. It is widely employed as a catalyst and curing agent in polyurethane foams, coatings, elastomers etc. Its strong nucleophilic properties facilitate the reaction processes essential for achieving desired material characteristics, such as enhanced flexibility and durability. Additionally, MNBA is used in the formulation of surfactants and additives, improving the processing and performance of various plastic products.

Other Industries

Mono-n-butylamine is also significant in several other industries, including:

●      Oil & Gas: Refining Preprocess and Corrosion Inhibitor

●      Construction: as an adhesive and sealant base

●      Personal Care: pH balancer of cosmetic formulations.

●      Food & Nutrition: acts as a flavor intensifier and a reagent for pH stabilization

●      Pharma: used for synthesis of pharma intermediates

●      Agriculture: used in formulation of crop protection products

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