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Sorbitan sesquioleate

CAS 39320-83-7

Also registered as 3 other CAS numbers

59585-62-5 · 1178544-48-3 · 8007-43-0

Sorbitan sesquioleate chemical structure

Concern score

Not assessed — no hazard data yet.

Sorbitan sesquioleate in plain language

What it is

Also known as Anhydrohexitol sesquioleate · Anhydrosorbitol sesquioleate · Arlacel C · Crill 16 · Crill K 16 · Dehymuls SSO

Show all 25 names

Emalex SPO 150 · Emasol 41S · Emsorb 2502 · Emulgator 8972 · Glycomul SOC · Glycomul Soc Special · Hodag SSO · Liposorb SQ0 · Montane 83 · Nissan nonion OP 83 · Nissan nonion OP 83RAT · Protachem SOC · Sorbitan, (9Z)​-​9-​octadecenoate (2:3) · Sorbitan, (Z)-9-octadecenoate (2:3) · sesquioleate Sorbitan · Sorbitanum sesquioleylatum · Sorgen 30 · Span 83 · serbitan sesquioleate

What it does

Used in cosmetics as an emulsifier.

  • Emulsifying
  • Emulsifier
  • Surfactant
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. Sorbitan sesquioleate appears in these published regulatory listings.

  • Inactive ingredient in US drugs

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Cleaning
  • Industrial
  • USFDAinactive ingredient database2 entries — 2 administration routes
    • Route: RECTAL; Dosage form: OINTMENT; Maximum daily exposure: 15 mgSource →
    • Route: TOPICAL; Dosage form: OINTMENT; Maximum daily exposure: 75 mgSource →
  • EUCosIngActiveSorbitan, (Z)-9-octadecenoate (2:3)
  • USEPAcommercial use observedEPA CPDat observed this chemical in 929 composition records across product categories including Personal care, Vehicle, Raw materials. EPA CPDat classifies this chemical for functional uses including Emulsifier, Surfactant (surface active agent), Dispersing agent.
    • EPA CPDat observed this chemical in 929 composition records across product categories including Personal care, Vehicle, Raw materials. EPA CPDat classifies this chemical for functional uses including Emulsifier, Surfactant (surface active agent), Dispersing agent.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Sorbitan sesquioleate. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for Sorbitan sesquioleate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

7 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →

  • EPA Chemical and Products Database

    exposure · updated september 30, 2013

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA Inactive Ingredient Database

    regulatory · updated 2026-01-09

    Open →

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →

  • openFDA Substance

    registry · updated 2026-05-24

    Open →

  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Sorbitan sesquioleate in a product composition. These are source records, not Greenveil catalog products.

Source records

929

Named organisations

6

Personal careVehicleRaw materialsCleaning and safetyCleaning products and household care

Typical roles

EmulsifyingEmulsifierSurfactant
See products using Sorbitan sesquioleate →

Catalog

Found in these products

Their ingredient lists include Sorbitan sesquioleate; each product's own rating depends on its whole formula, so it is shown on the product page, not here.

See all 52 →Find products without it →