Is Trimethyl-3-cyclohexene-1-methanethiol safe in cosmetics?
Trimethyl-3-cyclohexene-1-methanethiol has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Trimethyl-3-cyclohexene-1-methanethiol
INCI: TRIMETHYL-3-CYCLOHEXENE-1-METHANETHIOL
Trimethyl-3-cyclohexene-1-methanethiol (CAS 71159-90-5 (α,α,4-trimethylcyclohex-3-ene-1-methanethiol) ; R-enantiomer: 83150-78-1) is a cosmetic cosmetic ingredient functioning as Fragrance ingredient — known as "Grapefruit Mercaptan". EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
Auto-generated CPSR Part A draft with source citations
CAS Number
71159-90-5 (α,α,4-trimethylcyclohex-3-ene-1-methanethiol) ; R-enantiomer: 83150-78-1
View industrial chemical safety profile →
Function
Fragrance ingredient — known as "Grapefruit Mercaptan"
Safety Rating
GOOD
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted in cosmetics and as GRAS flavoring agent
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Trimethyl-3-cyclohexene-1-methanethiol.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for Trimethyl-3-cyclohexene-1-methanethiol.
Regulatory Flags
fragrance-component
Frequently Asked Questions
Is Trimethyl-3-cyclohexene-1-methanethiol allowed in the EU?
Trimethyl-3-cyclohexene-1-methanethiol EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Trimethyl-3-cyclohexene-1-methanethiol do in cosmetics?
Trimethyl-3-cyclohexene-1-methanethiol functions as: Fragrance ingredient — known as "Grapefruit Mercaptan". It is classified as a cosmetic ingredient in our database. CAS number: 71159-90-5 (α,α,4-trimethylcyclohex-3-ene-1-methanethiol) ; R-enantiomer: 83150-78-1.
Compliance Tools
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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