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CAS 71902-01-7 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

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InventoryRef 3817915/10/2010

SORBITAN ISOSTEARATE

Sorbitan, isooctadecanoate

SORBITAN ISOSTEARATE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 71902-01-7

CAS 71902-01-7PubChem CID 91886584

Sorbitan Isostearate

IUPAC name: [(2R)-2-[(2R,3R,4S)-3,4-dihydroxyoxolan-2-yl]-2-hydroxyethyl] 16-methylheptadecanoate

Molecular formula: C24H46O6
Molecular weight: 430.6 g/mol
Exact mass: 430.32943918 Da
XLogP3: 6.6
Topological polar surface area: 96.2 Å²
Hydrogen-bond donors: 3
Hydrogen-bond acceptors: 6
Covalent units: 1
Defined stereocentres: 4

Also known as

sorbitan monoisostearateSorbitan, monoisooctadecanoateOMNIPON SMI01S2G2C1E4KOSTERAN-I/1MEGATAN 20MONTANE 70NIKKOL SI-10R

10 more reported names

NIKKOL SI-10TUNII-01S2G2C1E4AEC SORBITAN ISOSTEARATESPAN 120SORBITAN ISOSTEARATE [II]ANHYDROSORBITOL MONOISOSTEARATESORBITAN ISOSTEARATE (II)RefChem:184424SORBITAN ISOSTEARATE [INCI]611-132-9

Open full PubChem record PubChem annotations 3D structure image

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for SORBITAN ISOSTEARATE

INCI name

SORBITAN ISOSTEARATE

Description

Sorbitan, isooctadecanoate

Record provenance

Inventory reference: 38179
Imported identity: SORBITAN ISOSTEARATE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for SORBITAN ISOSTEARATE

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Key data

CAS

71902-01-7

276-171-2

Restriction

—

Function

SURFACTANT - EMULSIFYING: Helping suspensions or dispersions of liquids in a second liquid by reducing the surface tension of the substances to be emulsified.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#27297 · SORBITAN ISOSTEARATE

Ingredients with overlapping formulation functions

SORBITAN COCOATESURFACTANT - EMULSIFYING

SORBITAN DIISOSTEARATESURFACTANT - EMULSIFYING

SORBITAN DIOLEATESURFACTANT - EMULSIFYING

SORBITAN FATTY ACID ESTERSURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING

SORBITAN LAURATESURFACTANT - EMULSIFYING

SORBITAN OLEATESURFACTANT - EMULSIFYING

SORBITAN OLEATE DECYLGLUCOSIDE CROSSPOLYMERCLEANSING, SURFACTANT - EMULSIFYING, SURFACTANT - FOAM BOOSTING

SORBITAN OLEATE LAURYLGLUCOSIDE CROSSPOLYMERCLEANSING, SURFACTANT - EMULSIFYING, SURFACTANT - FOAM BOOSTING

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How SORBITAN ISOSTEARATE appears in the CosIng inventory

The CosIng inventory lists SORBITAN ISOSTEARATE as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

SORBITAN ISOSTEARATE is also tagged with 1 cosmetic function in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

SORBITAN ISOSTEARATE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, SORBITAN ISOSTEARATE carries the following function designation(s):

SURFACTANT - EMULSIFYING

CAS 71902-01-7 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

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Source note for SORBITAN ISOSTEARATE

This page reproduces the CosIng inventory entry for SORBITAN ISOSTEARATE from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research SORBITAN ISOSTEARATE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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