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Eastman Tri-N-Propylamine
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Producer: 
Eastman
Tri-n-Propylamine (TNPA) is a colorless liquid.

Eastman Tri-N-Propylamine

Producer: 
Eastman
Tri-n-Propylamine (TNPA) is a colorless liquid.
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Applications & Uses

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Recommended Uses
  • Electronic chemicals
  • Fungicides int
  • Intermediates

Properties

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Physical Properties
ValueUnitsTest Method / Conditions
Boiling Point156.4°C
Freezing Point (1013 hPa)-56.11°C
Typical Properties
ValueUnitsTest Method / Conditions
pHAlkaline
Molecular FormulaC9H21N
Molecular Weight143.27g/mol
Critical Pressure22 270hPa
Critical Temperature304.33°C
Density at 20 C0.756g/cm3
Dissociation constant, pKa (20°C)10.65
Flash Point - Closed Cup33.0°C
Partition Coefficient (n-octanol/waterlogPow)0.9
Surface Tension61.6mN/m
Vapor Density (air = 1)4.93
Vapor pressure at 20°C4.3hPa
Vapor Pressure (40°C)5.7hPa
Viscosity (20°C)0.677mPa·s
Water Solubility at 20°C0.444g/L
Combustion Properties
ValueUnitsTest Method / Conditions
Auto Ignition Temperature180.0°C
Heat of Vaporization (at boiling Point under 1,013 hPa)300.46kJ/kg
Appearance
Colorless liquid

Packaging & Availability

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Documents (3)

Name
Type
Tri-n-propylamine (TNPA) Sales Specifications Sheet
Other
Active, excipient, and intermediate ingredients for pharmaceuticals
Other
Eastman ingredients for pharmaceuticals
Other