Chemical

Products

Mono-N-Butylamine

Cas Number

109-73-9

Other Names

N-Butylamine, MNBA

The formula

CH3CH2CH2CH2-NH2

Introduction

Mono-n-Butylamine (MNBA) is available as a colorless liquid. MNBA has an ammonia-like odor and is miscible with water, alcohol and ether.

Physical and Chemical Properties
Molecular Formula C4H11N
Molecular Weight 73.14 g/mol
Appearance Colorless liquid
Autoignition Temperature 320°C
Boiling Point 77°C
Critical Pressure 41 540 hPa
Critical Temperature 251.11°C
Density @ 20°C 0.736 g/cm3
Dissociation constant, pKa @ 20°C 10.8
Flash Point Closed Cup -7.5°C
Freezing Point (1013 hPa) -47°C
Heat of Vaporization a (1013 hPa) 448.03 kJ/kg
Octanol-water partition coefficient,log Pow 0
pH(50% solution) 13
Surface Tension @ 20°C 69.5 mN/m
Viscosity @ 20°C 0.5066 mPa·s
Water solubility Completely soluble
Applications

1. Agrochemical industry

2. Cement additives

3. Chemicals and Pharmaceuticals

4. Paints, coatings, dyes and resins

5. Pesticides

6. Plastics

7. Surfactants

8. Waterproofing coatings