Stearyl palmitate is a palmitate ester resulting from the formal condensation of the carboxy group of palmitic acid with the hydroxy group of stearyl alcohol.
How much products actually contain
No product states its amount yet.
Of the products containing it, 5 list it before the 1% line and 1 after it (usually 1% or less).
Products using this ingredient
6 of 6 confirmed · likeliest to carry enough first
Definition
Stearyl palmitate is a palmitate ester resulting from the formal condensation of the carboxy group of palmitic acid with the hydroxy group of stearyl alcohol. It has a role as a cosmetic and a coral metabolite. It is a wax ester and a hexadecanoate ester. It is functionally related to an octadecan-1-ol.
Source: PubChem
US FDA substance register · UNII 214W90O2XZ · registered name STEARYL PALMITATE · single chemical substance
Cosmetic roles
Safety & regulatory references
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
Reviewed by CIR: Safety Assessment of Alkyl Esters as Used in Cosmetics
Reviewed by CIR: Safety Assessment of Stearyl Heptanoate and Related Stearyl Alkanoates as used in Cosmetics
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name パルミチン酸ステアリル: 本品は、パルミチン酸（＊）とステアリルアルコール（＊）のエステルであり、次の化学式で表される。
Source: JCIA labelling names (Japan)
Names & identifiers
- CAS No.chemical registry number
- 2598-99-4
- DTXSIDUS EPA chemical ID
- DTXSID0026048
- DTXCIDUS EPA compound ID
- DTXCID006048
- IUPAC
- Octadecyl hexadecanoate
- Molecular formula
- C34H68O2
- Molecular weight
- 508.916 g/mol
Measured properties
- Appearance
- Stearyl palmitate appears as white crystals or flakes. (NTP, 1992) · White crystals
- Melting point
- 131.9 to 133.3 °F (NTP, 1992)
- Solubility
- less than 1 mg/mL at 70 °F (NTP, 1992)
- Colour
- White crystals
- Melting/freezing point
- 55.5 ℃
- n-Octanol/water partition coefficient (Kow)
- 15.6
- Molecular weight
- 508.91
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: PubChem · KOSHA safety data sheets (Korea)
What products actually use it for
What the 23 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 conditioner6
- Opacifer3
- Emulsifier3
- Stabilizing agent3
- Binder3
- Humectant2
- Lubricating agent1
- Soil amendments1
1 other uses
- Density modifier1
Source: US EPA CompTox dashboard
Related literature
Linked databases 19
- 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 2
- Tlooto literature search
- 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