Mono-n-Butylamine (MNBA) 

CAS No.: 109-73-9
Molecular Formula: C₄H₁₁N
Molecular Weight: 73.14 g/mol

Product Overview 

Mono-n-Butylamine (MNBA) is a primary aliphatic amine with a straight-chain structure. It appears as a colorless to pale yellow liquid with a strong ammonia-like odor. MNBA is highly soluble in water, alcohols, and ethers, making it a versatile reagent in various chemical processes.

Key Applications 

• Agrochemicals: Intermediate in the synthesis of herbicides, fungicides, and plant growth regulators.

• Pharmaceuticals: Building block for active pharmaceutical ingredients (APIs), including antihypertensive and antidiabetic agents.

• Rubber & Polymers: Used as a vulcanization accelerator and polymerization catalyst.

• Textile & Leather: Acts as a pH adjuster and dyeing auxiliary.

• Chemical Intermediates: Precursor for butylamine derivatives, surfactants, and quaternary ammonium compounds.

  
  

Safety & Handling ⚠️

Hazard Classification:

• Flammable Liquid (Category 2)

• Acute Toxicity (Category 3)

• Skin Corrosion/Irritation (Category 1B)

• Eye Damage/Irritation (Category 1)

Signal Word: Danger

Hazard Statements:

• H225: Highly flammable liquid and vapor

• H301: Toxic if swallowed

• H311: Toxic in contact with skin

• H314: Causes severe skin burns and eye damage

• H331: Toxic if inhaled

Precautionary Statements:

• P280: Wear protective gloves/protective clothing/eye protection/face protection

• P303+P361+P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower

• P304+P340: IF INHALED: Remove person to fresh air and keep comfortable for breathing

• P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present. Continue rinsing

First Aid Measures:

• Skin contact: Remove contaminated clothing and rinse skin with water

• Eye contact: Rinse immediately with plenty of water

• Inhalation: Remove person to fresh air and keep comfortable for breathing

• Ingestion: Rinse mouth; do not induce vomiting

  
  

Packaging & Storage 

• Packaging Sizes: 5g, 25g, 100g, and bulk quantities

• Storage Conditions:

• Store in tightly sealed containers in a cool, dry, well-ventilated area

• Keep away from heat, sparks, open flames, acids, and oxidizers

  
  

Regulatory Information 

• UN Number: 1268

• Hazard Class: 3 (Flammable Liquid)

• Packing Group: I (High Danger)

• Environmental Impact: Toxic to aquatic life; volatile and may contribute to air pollution

  
  

Contact Information 

For inquiries or orders, please contact:

Email: info@chinaamines.com

Our team is ready to assist you with product specifications, pricing, and shipping details.