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InventoryRef 9201023/09/2014

DIISOPROPYL CAPRYLYL PHOSPHINE OXIDE

Phosphine oxide, bis(1-methylethyl)octyl-

DIISOPROPYL CAPRYLYL PHOSPHINE OXIDE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

Regulatory evidence by market

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

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

Chemical identity and properties

PubChem 2D chemical structure for CAS 2959-63-9
CAS 2959-63-9PubChem CID 91864425

Diisopropyl caprylyl phosphine oxide

IUPAC name
1-di(propan-2-yl)phosphoryloctane
Molecular formula
C14H31OP
Molecular weight
246.37 g/mol
Exact mass
246.211252606 Da
XLogP3
4.4
Topological polar surface area
17.1 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

1-Di(isopropyl)phospinoyl-octaneNCA-100UNII-8A4PVW4CCU8A4PVW4CCUPhosphine oxide, bis(1-methylethyl)octyl-Diisopropyl caprylyl phosphine oxide [INCI]1-Di(isopropyl)- phosphinoyl- octaneUS11406649, Code DIPA-1-8
External database identifiers

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 DIISOPROPYL CAPRYLYL PHOSPHINE OXIDE

INCI name

DIISOPROPYL CAPRYLYL PHOSPHINE OXIDE

Description

Phosphine oxide, bis(1-methylethyl)octyl-

Record provenance

Inventory reference
92010
Imported identity
DIISOPROPYL CAPRYLYL PHOSPHINE OXIDE
Source update
23/09/2014
European Commission CosIng source notes

Key data

EC
Restriction
Function
SKIN CONDITIONING
Maintaining the skin in good condition.
SKIN CONDITIONING - EMOLLIENT
Acting as lubricants on the skin surface providing the skin with a soft and smooth appearance.

Official EU ingredient-name evidence

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

Ingredients with overlapping formulation functions

Additional official and scientific sources

11 external databases to check this identity in

How DIISOPROPYL CAPRYLYL PHOSPHINE OXIDE appears in the CosIng inventory

The CosIng inventory lists DIISOPROPYL CAPRYLYL PHOSPHINE OXIDE 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.

DIISOPROPYL CAPRYLYL PHOSPHINE OXIDE is also tagged with 2 cosmetic functions 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

DIISOPROPYL CAPRYLYL PHOSPHINE OXIDE 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, DIISOPROPYL CAPRYLYL PHOSPHINE OXIDE carries the following function designation(s):

CAS 2959-63-9 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.

Use the INCI Checker to screen a full ingredient list across selected markets, or compare this substance across all supported market datasets.

Source note for DIISOPROPYL CAPRYLYL PHOSPHINE OXIDE

This page reproduces the CosIng inventory entry for DIISOPROPYL CAPRYLYL PHOSPHINE OXIDE 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 DIISOPROPYL CAPRYLYL PHOSPHINE OXIDE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

Tools & next steps

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