Is Trimethylsiloxyphenyl Dimethicone safe in cosmetics?
Trimethylsiloxyphenyl Dimethicone has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Trimethylsiloxyphenyl Dimethicone
INCI: TRIMETHYLSILOXYPHENYL DIMETHICONE
Trimethylsiloxyphenyl Dimethicone (CAS 73138-88-2) is a cosmetic cosmetic ingredient functioning as Anti-foaming Agent, Hair Conditioning, Skin Conditioning. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 73138-88-2 →
Auto-generated CPSR Part A draft with source citations
Function
Anti-foaming Agent, Hair Conditioning, Skin Conditioning
Safety Rating
GOOD
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted; VCRP listed; CIR Final Report September 2023 — safe in present practices of use
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Trimethylsiloxyphenyl Dimethicone.
Calculate MoS for your specific formulation with the MoS Calculator.
Additional Ingredient Properties
1 property record from structured ingredient metadata.
silicone
{"cas_number": "68440-65-3", "silicone_class": "phenyl_trimethicone", "molecular_weight_Da": "920.0", "viscosity_cSt": "50", "volatility": "non_volatile", "evaporation_rate_relative_to_D5": "0.03", "refractive_index": "1.475", "specific_gravity": "1.02", "flash_point_C": "125.0", "surface_tension_mN_m": "25.2", "spreading_coefficient": "3.2", "film_forming_ability": "excellent", "skin_feel": "velv…
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Softener and conditioner
Expert Verdict
Expert safety assessment and concern-level summary for Trimethylsiloxyphenyl Dimethicone.
Chemical Function
Softener and conditioner
Australian Status
AICIS status: listed
Frequently Asked Questions
Is Trimethylsiloxyphenyl Dimethicone allowed in the EU?
Trimethylsiloxyphenyl Dimethicone EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Trimethylsiloxyphenyl Dimethicone do in cosmetics?
Trimethylsiloxyphenyl Dimethicone functions as: Anti-foaming Agent, Hair Conditioning, Skin Conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 73138-88-2.
Compliance Tools
Check Trimethylsiloxyphenyl Dimethicone compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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