Is Isopropyl-Tetramethyl-Dioxane safe in cosmetics?
Isopropyl-Tetramethyl-Dioxane has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.
Moderate
Cosmetic Ingredient
Isopropyl-Tetramethyl-Dioxane
INCI: ISOPROPYL-TETRAMETHYL-DIOXANE
Isopropyl-Tetramethyl-Dioxane (CAS 61920-45-4) is a cosmetic cosmetic ingredient functioning as Fragrance (perfuming agent). 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 61920-45-4 →
Auto-generated CPSR Part A draft with source citations
Cross-Vertical Regulatory Divergence
Isopropyl-Tetramethyl-Dioxane is classified GHS Danger (H314, H317, H318) in the chemicals database but is allowed in EU cosmetics.
Source: Cosmetics: ingredients.eu_status; Chemicals: ghs_classifications.signal_word/hazard_statement_code
Function
Fragrance (perfuming agent)
Safety Rating
MODERATE
Chemistry & Identifiers
IUPAC Name
2,2,5,5-tetramethyl-4-propan-2-yl-1,3-dioxane
InChIKey
WVYKHQRCBWWGFK-UHFFFAOYSA-N
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Allowed - no specific prohibition; fragrance ingredient
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Isopropyl-Tetramethyl-Dioxane.
Calculate MoS for your specific formulation with the MoS Calculator.
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Fragrance
Regulatory List Membership (1)
IFRA Fragrance Transparency List
Expert Verdict
Expert safety assessment and concern-level summary for Isopropyl-Tetramethyl-Dioxane.
Regulatory Flags
fragrance-component
ifra_fragrance
Chemical Function
Fragrance
Regulatory Lists
IFRA Transparency
Australian Status
AICIS status: listed
Frequently Asked Questions
Is Isopropyl-Tetramethyl-Dioxane allowed in the EU?
Isopropyl-Tetramethyl-Dioxane EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Isopropyl-Tetramethyl-Dioxane do in cosmetics?
Isopropyl-Tetramethyl-Dioxane functions as: Fragrance (perfuming agent). It is classified as a cosmetic ingredient in our database. CAS number: 61920-45-4.
Is Isopropyl-Tetramethyl-Dioxane used outside cosmetics?
Isopropyl-Tetramethyl-Dioxane also appears in industrial chemical safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Does Isopropyl-Tetramethyl-Dioxane have different safety status in cosmetics vs industrial chemicals?
Isopropyl-Tetramethyl-Dioxane is classified GHS Danger (H314, H317, H318) in the chemicals database but is allowed in EU cosmetics.
Compliance Tools
Check Isopropyl-Tetramethyl-Dioxane 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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