Cholesteryl stearate is a cholesterol ester obtained by the formal condensation of the hydroxy group in cholesterol with the carboxy group of stearic acid.
Definition
US FDA substance register · UNII I1Q82N9DYQ · registered name CHOLESTERYL STEARATE · single chemical substance
Cholesteryl stearate is a cholesterol ester obtained by the formal condensation of the hydroxy group in cholesterol with the carboxy group of stearic acid. It has a role as a mouse metabolite. It is functionally related to an octadecanoic acid.
Source: PubChem
Cosmetic roles
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name ステアリン酸コレステリル: 本品は、ステアリン酸（＊）とコレステロール（＊）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
- 35602-69-8
- EC No.EU chemical inventory number
- 252-637-0
- DTXSIDUS EPA chemical ID
- DTXSID101018693
- DTXCIDUS EPA compound ID
- DTXCID601476737
- IUPAC
- Cholest-5-en-3beta-yl octadecanoate
- Molecular formula
- C45H80O2
- Molecular weight
- 653.133 g/mol
Measured properties
- Colour
- white
- Melting/freezing point
- 79~83 ℃
- Initial boiling point and range
- 671.7 ℃(est.)
- Flash point
- 360.6 ℃(est.)
- Vapour pressure
- 0.0000000000000256 ㎜Hg (est.)
- Water solubility
- 0.0000000000000667 ㎎/ℓ (est.)
- n-Octanol/water partition coefficient (Kow)
- 17.6
- Molecular weight
- 653.12
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 4 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 conditioner2
- Emulsifier1
- Viscosity modifier1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
1 skin studies and 0 eye studies are on record.
The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 1 studies
- SkinIrr2
Skin Irritation · QSAR Predicted
Source: US EPA CompTox dashboard
Linked databases 16
- 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
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic ingredient register 2
- NIST Chemistry WebBook
- PubChem
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata