Table of Physical Properties – Isopropanolamine Mixture

This trio of 12% MIPA, 44% DIPA and 44% TIPA is used in manufacturing flexible foams. It is a unique mixture that is also used in an array of specialty applications, including hand cleaner formulations.

Physical Properties†

Chemical Name  CAS Number  Structural Formula Physical Form, 25°C  Grade Explanation
1-Amino-2-propanol
1,1'-Iminodi-2-propanol 1,1',1"-Nitrilotri-2-propanol
 78-96-6
110-97-4
122-20-3		 [CH3CH(OH)CH2]2NH Liquid 12% MIPA, 44% DIPA, 44% TIPA


Boiling Point, °C (°F) 760 mm Hg Freezing Point, °C (°F) †† Flash Point, °C (°F) Specific Gravity, 25/4°C Pounds per Gallon, 25°C Viscosity, cps Solubility, gm/100gm, 25°C
214 (417) 24 (75.2) 109.5 (229)1 1.003 8.36  25°C  60°C  ACE  MEOH  ETH  H2O





950 682 CM CM (Slow) CM CM

1 Pensky-Martin Closed Cup
2 54°C
† The physical property data shown are to be considered typical properties, not specifications.
†† Alkanolamines may supercool. Exact freezing point is not always predictable.

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