Is Decene safe in cosmetics?
Decene has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Decene
Also known as: 1-n-Decene, n-1-Decene, alpha-Decene, EINECS 212-819-2, UNII-7O4U4C718P (+4 more)
INCI: DECENE
Decene (CAS 872-05-9) is a cosmetic cosmetic ingredient functioning as Skin conditioning (emollient); also used as a chemical intermediate. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety data.
View industrial chemical safety profile for CAS 872-05-9 →
Auto-generated CPSR Part A draft with source citations
Cross-Vertical Regulatory Divergence
Decene is classified GHS Danger (H226, H304, H400, H410, H411, H315) in the chemicals database but is allowed in EU cosmetics.
Source: Cosmetics: ingredients.eu_status; Chemicals: ghs_classifications.signal_word/hazard_statement_code
Function
Skin conditioning (emollient); also used as a chemical intermediate
Safety Rating
GOOD
Chemistry & Identifiers
IUPAC Name
dec-1-ene
InChIKey
AFFLGGQVNFXPEV-UHFFFAOYSA-N
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted — no specific CFR restriction; reviewed by CIR as part of polyene group
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Decene.
Calculate MoS for your specific formulation with the MoS Calculator.
GHS Hazard Classification
Globally Harmonized System classification per ECHA C&L inventory and ILO/WHO International Chemical Safety Cards.
Short-term Exposure Effects
The substance is mildly irritating to the eyes. If swallowed the substance easily enters the airways and could result in aspiration pneumonitis.
Long-term Exposure Effects
The substance defats the skin, which may cause dryness or cracking.
Routes of Exposure
The substance can be absorbed into the body by inhalation of its aerosol.
ECHA REACH Registration
European Chemicals Agency REACH dossier and Substances of Very High Concern listing.
Registration Type
Full
Tonnage Band
100,000 - 1,000,000 tonnes
Substance Type
SUBSTANCE
SVHC Candidate
No
PubChem Annotations
Safety and regulatory annotations from PubChem (NCBI) aggregated sources.
Safety (2)
ICSC Safety Card
1477
Source: ILO-WHO International Chemical Safety Cards (ICSCs)
Skin Eye Respiratory Irritation
LIQUID: IRRITATING TO SKIN & EYES. | /1-Decene/ is irritating to the eyes and respiratory tract ...
Source: Hazardous Substances Data Bank (HSDB)
Expert Verdict
Expert safety assessment and concern-level summary for Decene.
NOAEL Studies Summary
View details ->Public NOAEL study rows linked to Decene by CAS number or substance name.
Studies
15
Lowest NOAEL
101 mg/kg bw/day
Highest NOAEL
1010 mg/kg bw/day
ECHA_REACH_reach_study_results_dossiers_23-05-2023.zip
Known Synonyms
1-n-Decene
n-1-Decene
alpha-Decene
EINECS 212-819-2
UNII-7O4U4C718P
n-decylene
Dialen 10
Linealene 10
Neodene 10
Australian Status
AICIS status: listed
Frequently Asked Questions
Is Decene allowed in the EU?
Decene EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Decene do in cosmetics?
Decene functions as: Skin conditioning (emollient); also used as a chemical intermediate. It is classified as a cosmetic ingredient in our database. CAS number: 872-05-9.
Is Decene used outside cosmetics?
Decene also appears in industrial chemical safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Does Decene have different safety status in cosmetics vs industrial chemicals?
Decene is classified GHS Danger (H226, H304, H400, H410, H411, H315) in the chemicals database but is allowed in EU cosmetics.
Compliance Tools
Check Decene compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
Check compliance across multiple jurisdictions
MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
Compare limits across jurisdictions
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