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CAS 840-65-3 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 8568915/10/2010

DIMETHYL 2,6-NAPHTHALATE

dimethyl naphthalene-2,6-dicarboxylate

DIMETHYL 2,6-NAPHTHALATE 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 840-65-3

CAS 840-65-3PubChem CID 61225

Dimethyl-2,6-naphthalenedicarboxylate

IUPAC name: dimethyl naphthalene-2,6-dicarboxylate

Molecular formula: C14H12O4
Molecular weight: 244.24 g/mol
Exact mass: 244.07355886 Da
XLogP3: 2.9
Topological polar surface area: 52.6 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 4
Covalent units: 1
Defined stereocentres: 0

Also known as

Dimethyl 2,6-naphthalenedicarboxylate2,6-Dicarbomethoxynaphthalene2,6-NAPHTHALENEDICARBOXYLIC ACID, DIMETHYL ESTERdimethyl 2,6-naphthalateDimethyl 2,6-napthalenedicarboxylateEINECS 212-661-4X4Q5T8RS0GNSC 59387

16 more reported names

ORISTAR DMNDCNSC-593872,6-Naphthalene dicarboxylic acid, dimethyl ester2,6-Naphthalenedicarboxylic acid, 2,6-dimethyl esterGYUVMLBYMPKZAZ-UHFFFAOYSA-EC 212-661-42,6-Naphthalic Acid Dimethyl EsterRefChem:588460DIMETHYL 2,6-NAPHTHALATE [INCI]InChI=1/C14H12O4/c1-17-13(15)11-5-3-10-8-12(14(16)18-2)6-4-9(10)7-11/h3-8H,1-2H32,6-Naphthalenedicarboxylic Acid Dimethyl Ester2,6-Dimethyl 2,6-naphthalenedicarboxylate2,6-dimethyl naphthalene-2,6-dicarboxylatedimethyl 2,6-naphthlene dicarboxylatedimethyl 2,6-naphthalene dicarboxylateDimethyl 2,6-naphthalenedicarboxylate, 98%

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External database identifiers

ChEMBL:CHEMBL3188234
EPA DTXSID:DTXSID6029202

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 DIMETHYL 2,6-NAPHTHALATE

INCI name

DIMETHYL 2,6-NAPHTHALATE

Description

dimethyl naphthalene-2,6-dicarboxylate

Record provenance

Inventory reference: 85689
Imported identity: DIMETHYL 2,6-NAPHTHALATE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for DIMETHYL 2,6-NAPHTHALATE

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Key data

CAS

840-65-3

212-661-4

Restriction

—

Function

SKIN CONDITIONING: Maintaining the skin in good condition.

Official EU ingredient-name evidence

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

#8950 · DIMETHYL 2,6-NAPHTHALATE

Ingredients with overlapping formulation functions

DIMETHOXYBENZAMIDO PHENYLHYDROXYLACETAMIDEANTI-SEBUM, ANTIOXIDANT, SKIN CONDITIONING, SKIN PROTECTING

DIMETHOXYBENZYL ALCOHOLSKIN CONDITIONING

DIMETHOXYPHENETHYL RESORCINOLANTIOXIDANT, SKIN CONDITIONING

DIMETHOXYTOLYL PROPYLRESORCINOLANTIOXIDANT, SKIN CONDITIONING

DIMETHYL BRASSYLATEFRAGRANCE, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

DIMETHYL CYSTINATEANTISTATIC, SKIN CONDITIONING

DIMETHYL DICAPROYL CYSTINATESKIN CONDITIONING

DIMETHYL GLUTAMIC ACIDANTISTATIC, HAIR CONDITIONING, SKIN CONDITIONING

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 DIMETHYL 2,6-NAPHTHALATE appears in the CosIng inventory

The CosIng inventory lists DIMETHYL 2,6-NAPHTHALATE 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.

DIMETHYL 2,6-NAPHTHALATE 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

DIMETHYL 2,6-NAPHTHALATE 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, DIMETHYL 2,6-NAPHTHALATE carries the following function designation(s):

SKIN CONDITIONING

CAS 840-65-3 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 DIMETHYL 2,6-NAPHTHALATE

This page reproduces the CosIng inventory entry for DIMETHYL 2,6-NAPHTHALATE 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 DIMETHYL 2,6-NAPHTHALATE 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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