Is 1,2-HEPTANEDIOL safe to use in EU cosmetics?

1,2-HEPTANEDIOL is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Always verify against the current official CosIng database before formulating.

What other records share CAS 3710-31-4?

CAS 3710-31-4 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.

How do I check if my formula contains 1,2-HEPTANEDIOL?

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

InventoryRef cosing-live-998992023-05-23

1,2-HEPTANEDIOL

Monograph development in progress. 1,2-Heptanediol is the organic compound that conforms to the formula:

1,2-HEPTANEDIOL 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.

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.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 3710-31-4

CAS 3710-31-4PubChem CID 77302

1,2-Heptanediol

IUPAC name: heptane-1,2-diol

Molecular formula: C7H16O2
Molecular weight: 132.20 g/mol
Exact mass: 132.115029749 Da
XLogP3: 1.3
Topological polar surface area: 40.5 Å²
Hydrogen-bond donors: 2
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

AI3-13217RefChem:412067855-780-21,2-Dihydroxyheptane1,2-heptane diolGCXZDAKFJKCPGK-UHFFFAOYSA-AS-56767DA-19837

3 more reported names

CS-0205339H0948InChI=1/C7H16O2/c1-2-3-4-5-7(9)6-8/h7-9H,2-6H2,1H3

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID50958269
PubMed:17270720
PubMed:16256492

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

Official European Commission record

CosIng substance ID: 99899
Entry status: Active
Published in the Official Journal: Yes
Recorded by the Commission: 2023-05-23

Open this entry in the official CosIng database

Fields as published by the European Commission. The link opens the entry itself, not a search for it.

Inventory details for 1,2-HEPTANEDIOL

INCI name

1,2-HEPTANEDIOL

Description

Monograph development in progress. 1,2-Heptanediol is the organic compound that conforms to the formula:

Record provenance

Inventory reference: cosing-live-99899
Imported identity: 1,2-HEPTANEDIOL
Source update: 2023-05-23

European Commission CosIng source notes

Annex records for 1,2-HEPTANEDIOL

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Key data

CAS

3710-31-4

855-780-2

Restriction

—

Function

SKIN CONDITIONING - MISCELLANEOUS: Enhancing the appearance of dry and/or damaged skin by reducing flaking and restoring suppleness.

Official EU ingredient-name evidence

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

#106 · 1,2-HEPTANEDIOL

Ingredients with overlapping formulation functions

(ASTRAGALUS MEMBRANACEUS/GLYCYRRHIZA URALENSIS (LICORICE)/PANAX GINSENG) ROOT/A…SKIN CONDITIONING - MISCELLANEOUS

2-CAPROYL CAPROYL METHYL ALANINATEHAIR CONDITIONING; SKIN PROTECTING; SKIN CONDITIONING - MISCELLANEOUS

2-CAPRYLOYL CAPRYLOYL DIMETHYL ASPARTATEHAIR CONDITIONING; SKIN PROTECTING; SKIN CONDITIONING - MISCELLANEOUS

2-HYDROXYSTEARIC ACIDHAIR CONDITIONING; SKIN PROTECTING; SURFACTANT - CLEANSING; SKIN CONDITIONING - MISCELLANEOUS

2-MERCAPTONICOTINOYL GLYCINESKIN CONDITIONING - MISCELLANEOUS

2-METHYL-4-HYDROXYPYRROLIDINESKIN CONDITIONING - MISCELLANEOUS

3-ASCORBYLMETHYLCARBONYL GLYCYL TRI-T-BUTYL TRYPTOPHANAMIDEHAIR CONDITIONING; SKIN PROTECTING; SKIN CONDITIONING - MISCELLANEOUS

3-HYDROXYPROPIONIC ACIDSKIN CONDITIONING - MISCELLANEOUS

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 1,2-HEPTANEDIOL appears in the CosIng inventory

The CosIng inventory lists 1,2-HEPTANEDIOL 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.

1,2-HEPTANEDIOL 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

1,2-HEPTANEDIOL 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, 1,2-HEPTANEDIOL carries the following function designation(s):

SKIN CONDITIONING - MISCELLANEOUS

CAS 3710-31-4 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 1,2-HEPTANEDIOL

This page reproduces the CosIng inventory entry for 1,2-HEPTANEDIOL 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 1,2-HEPTANEDIOL 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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Tools & next steps

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