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CAS 107-74-4 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.

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InventoryRef 4027702/03/2011

HYDROXYCITRONELLOL

3,7-Dimethyloctane-1,7-diol

HYDROXYCITRONELLOL 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 107-74-4

CAS 107-74-4PubChem CID 249494

3,7-Dimethyl-1,7-octanediol

Hydroxycitronellol is an aliphatic alcohol. — ChEBI

IUPAC name: 3,7-dimethyloctane-1,7-diol

Molecular formula: C10H22O2
Molecular weight: 174.28 g/mol
Exact mass: 174.161979940 Da
XLogP3: 1.9
Topological polar surface area: 40.5 Å²
Hydrogen-bond donors: 2
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

Hydroxycitronellol1,7-Octanediol, 3,7-dimethyl-Citronellol, hydroxy-FEMA No. 2586HydroxydihydrocitronellolR0B4U2I48WNSC-406140RefChem:147158

16 more reported names

203-517-1Citronellol hydrate7-Hydroxy-3,7-dimethyloctan-1-ol1,2-Octandiol, 3,7-dimethyl-2,8-Octanediol, 2,6-dimethyl-(+/-)-Hydroxycitronellol1-Octanol, 3,7-dimethyl-7-hydroxy-NSC 4061403,7-octanediol3,7-Dimethyloctan-1,7-diolHydroxyciol1-Octanol,7-dimethyl-7-hydroxy-WLN: QX1&1&3Y2Q&13,7-dimethyl-octane-1,7-diolUNII-R0B4U2I48W3 7-Dimethyl-1 7-octanediol

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:179046
ChEMBL:CHEMBL3187980
EPA DTXSID:DTXSID6044513
PubMed:22199034
PubMed:18640195
PubMed:12000321

Evidence from additional scientific databases

EMBL-EBI ChEBI

Exact identifier matchCHEBI:179046

Hydroxycitronellol

Formula: C10H22O2
Average mass: 174.284 g/mol
Monoisotopic mass: 174.16198 Da
Formal charge: 0

aliphatic alcohol — is a (CHEBI:2571)

aliphatic alcohol — is a (CHEBI:2571)

Additional curated names

3,7-dimethyloctane-1,7-diol

Cross-references from this source

CAS: 107-74-4 — ChemIDplus
MANUAL_X_REF: 218463 — ChemSpider
MANUAL_X_REF: HMDB0030083 — HMDB
MANUAL_X_REF: LMFA05000666 — LIPID MAPS

Mapped by: Exact CAS cross-reference in the ChEBI compound record. Retrieved: 2026-08-31. Open source record

NIH PubChem PUG-View

Exact identifier match249494

Attributed physical-property, hazard, environmental and use annotations.

Boiling Point: 263 °C; 156 °C (15 mm Hg) Source: Joint FAO/WHO Expert Committee on Food Additives (JECFA)

Density: 0.922-0.930 Source: Joint FAO/WHO Expert Committee on Food Additives (JECFA)

Physical Description: Colorless liquid with a mild floral odor; [Fleurchem MSDS] Source: Haz-Map, Information on Hazardous Chemicals and Occupational Diseases
Physical Description: colourless very viscous liquid; mild sweet odour Source: Joint FAO/WHO Expert Committee on Food Additives (JECFA)

Refractive Index: 1.455-1.460 Source: Joint FAO/WHO Expert Committee on Food Additives (JECFA)

Solubility: slightly soluble in water; soluble in alcohol and oils Source: Joint FAO/WHO Expert Committee on Food Additives (JECFA)
Solubility: 1 ml in 1 ml 60% alcohol (in ethanol) Source: Joint FAO/WHO Expert Committee on Food Additives (JECFA)

Note: This chemical does not meet GHS hazard criteria for 91.1% (1520 of 1669) of all reports. Source: European Chemicals Agency (ECHA)
GHS Hazard Statements: Not Classified; Reported as not meeting GHS hazard criteria by 1520 of 1669 companies (only 8.9% companies provided GHS information). For more detailed information, please visit ECHA C&L website. Source: European Chemicals Agency (ECHA)
ECHA C&L Notifications Summary: Aggregated GHS information provided per 1669 reports by companies from 4 notifications to the ECHA C&L Inventory.; Reported as not meeting GHS hazard criteria per 1520 of 1669 reports by companies.; There are 2 notifications provided by 149 of 1669 reports by companies with hazard statement code(s).; Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website. Source: European Chemicals Agency (ECHA)

Sources/Uses: Used as a flavoring agent; [FDA] Source: Haz-Map, Information on Hazardous Chemicals and Occupational Diseases

Mapped by: Existing checksum-valid CAS to unique PubChem CID match. Retrieved: 2026-08-31. Open source record

Scientific classifications and hazard annotations provide context and do not replace the market-specific regulatory decision shown above.

Additional source coverage and match status

Source	Result	Checked
EMBL-EBI ChEBI	Exact match	2026-08-31
NIH PubChem PUG-View	Exact match	2026-08-31

A recorded no-match is useful evidence that the source was checked; it is not a claim that the substance does not exist elsewhere.

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 HYDROXYCITRONELLOL

INCI name

HYDROXYCITRONELLOL

Description

3,7-Dimethyloctane-1,7-diol

Record provenance

Inventory reference: 40277
Imported identity: HYDROXYCITRONELLOL
Source update: 02/03/2011

European Commission CosIng source notes

Annex records for HYDROXYCITRONELLOL

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Key data

CAS

107-74-4

203-517-1

Restriction

—

Function

PERFUMING: Used for perfume and aromatic raw materials.

Ingredients with overlapping formulation functions

HYDROXYCITRONELLALPERFUMING

HYDROXYCITRONELLAL DIMETHYL ACETALPERFUMING

HYDROXYCITRONELLAL METHYL ANTHRANILATEPERFUMING

HYDROXYCITRONELLAL-INDOLE SCHIFF BASEPERFUMING

HYDROXYCYCLOHEXYL METHYL KETONEPERFUMING

HYDROXYETHYL PHENOXYACETATEPERFUMING

HYDROXYISOHEXYL 3-CYCLOHEXENE CARBOXALDEHYDEFRAGRANCE, PERFUMING

HYDROXYMETHYLHEPTYL METHYL KETONEPERFUMING

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 HYDROXYCITRONELLOL appears in the CosIng inventory

The CosIng inventory lists HYDROXYCITRONELLOL 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.

HYDROXYCITRONELLOL 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

HYDROXYCITRONELLOL 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, HYDROXYCITRONELLOL carries the following function designation(s):

PERFUMING

CAS 107-74-4 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 HYDROXYCITRONELLOL

This page reproduces the CosIng inventory entry for HYDROXYCITRONELLOL 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 HYDROXYCITRONELLOL 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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Regulatory evidence by market

Chemical identity and properties

3,7-Dimethyl-1,7-octanediol

Evidence from additional scientific databases

EMBL-EBI ChEBI

Chemical classes 1

Ontology relationships 1

NIH PubChem PUG-View

Boiling Point 1

Density 1

Physical Description 2

Refractive Index 1

Solubility 2

GHS Classification 3

Uses 1