Tripalmitin is a triglyceride obtained by formal acylation of the three hydroxy groups of glycerol by palmitic (hexadecanoic) acid.
Definition
Tripalmitin is a triglyceride obtained by formal acylation of the three hydroxy groups of glycerol by palmitic (hexadecanoic) acid. It is functionally related to a hexadecanoic acid.
Source: PubChem
US FDA substance register · UNII D133ZRF50U · registered name TRIPALMITIN · single chemical substance
Cosmetic roles
Safety & regulatory references
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
Reviewed by CIR: Final Report on the Safety Assessment of Trilaurin, Triarachidin, Tribehenin, Tricaprin, Tricaprylin, Trierucin, Triheptanoin, Triheptylundecanoin, Triisononanoin, Triisopalmitin, Triisostearin, Trilinolein, Trimyristin, Trioctanoin, Triolein, Tripalmitin, Tripalmitolein, Triricinolein, Tristearin, Triundecanoin, Glyceryl Triacetyl Hydroxystearate, Glyceryl Triacetyl Ricinoleate, and Glyceryl Stearate Diaceate
Reviewed by CIR: Amended Safety Assessment of Triglycerides as Used in Cosmetics
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name トリパルミチン: 本品は、パルミチン酸（＊）とグリセリン（＊）のトリエステルであり、次の化学式で表される。
Source: JCIA labelling names (Japan)
Names & identifiers
- CAS No.chemical registry number
- 555-44-2
- EC No.EU chemical inventory number
- 209-098-1
- DTXSIDUS EPA chemical ID
- DTXSID8046169
- DTXCIDUS EPA compound ID
- DTXCID6026169
- IUPAC
- Propane-1,2,3-triyl trihexadecanoate
- Molecular formula
- C51H98O6
- Molecular weight
- 807.339 g/mol
Measured properties
- Appearance
- solid
- Colour
- white
- Melting/freezing point
- 66~67 ℃
- Initial boiling point and range
- 315 ℃
- Vapour pressure
- 69 ㎜Hg (58℃)
- Relative density
- 1.039
- n-Octanol/water partition coefficient (Kow)
- 20.99
- Viscosity
- 14.56 cP (70 C)
- Molecular weight
- 807.34
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: KOSHA safety data sheets (Korea)
What products actually use it for
What the 8 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Softener and conditioner3
- Viscosity modifier2
- Thickening agent1
- Humectant1
- Solvent1
Source: US EPA CompTox dashboard
Related literature
- Preparation, Characterization, and Molecular Dynamic Simulation of Novel Coenzym Q10 Loaded Nanostructured Lipid Carriers. · 2023
- Phase behaviour of model triglyceride ternary blends: triolein, tripalmitin and tristearin. · 2022
- Pharmacological actions of bacuri butter (Platonia insignis Mart.): an integrative review · 2020
- Skin Localization of Lipid Nanoparticles (SLN/NLC): Focusing the Influence of Formulation Parameters. · 2016
- Preparation of O/I1-type Emulsions and S/I1-type Dispersions Encapsulating UV-Absorbing Agents. · 2015
Linked databases 20
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- China inventory of existing ingredients (IECIC)
- EU CosIng ingredient list 2
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic ingredient register 2
- NIST Chemistry WebBook
- PubChem
- Tlooto literature search 2 3 4 5
- UniChem cross-reference IDs
- US Cosmetic Ingredient Review (CIR) 2 3
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata
- Wikipedia · English · Japanese