Oils, Fats & Waxes
REACH
Isopropyl palmitate
CAS Number
142-91-6
EC Number
205-571-1
Abbreviation
IPP
What is Isopropyl palmitate?
Isopropyl palmitate (CAS 142-91-6), abbreviated IPP, is a synthetic ester of isopropyl alcohol and palmitic acid. Also marketed as Wickenol 111, Unimate IPP and Tegosoft P.
Where is Isopropyl palmitate used?
- Cosmetics and skincare: lightweight emollient and spreading agent in creams, lotions, lip products and color cosmetics
- Pharmaceuticals: carrier in ointments and transdermal patches that enhances active penetration and spreadability
- Hair care: conditioner and gloss agent
- Industrial and metalworking: lubricant base and carrier in cutting fluids and release agents
- It functions as an emollient, carrier solvent and lubricant.
Commercial specifications
- Cosmetic-grade and pharmaceutical-grade specifications; pharma grade conforms to USP, BP and Ph. Eur.
- Bulk supply in drums and IBCs
Other Names (Synonyms)
Wickenol 111|Unimate ipp|Tegosoft p|Tegester isopalm|Stepan D-70|Starfol ipp|Sinnoester pit|Propal|IPP
What are the physical properties of Isopropyl palmitate?
Melting Point 13.5 °C
Boiling Point 160 °C
Density 0.8404 g/cm³ @ Temp: 38 °C
Flash Point >230 °F
Color Colourless
Odor very sl. odor
Form neat
Water Solubility Not miscible or difficult to mix with water.
Vapor Pressure 0.007Pa at 25℃
Refractive Index n 20/D 1.438(lit.)
Log P 8.16
Which trade and regulatory codes apply to Isopropyl palmitate?
HS Code 29157090