Is Butyl Maleate safe in cosmetics?
Butyl Maleate has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.
Moderate
Cosmetic Ingredient
Butyl Maleate
INCI: BUTYL MALEATE
Butyl Maleate (CAS 925-21-3 (mono-n-butyl maleate)) is a cosmetic cosmetic ingredient functioning as Plasticizer, film former, monomer in copolymer synthesis. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 925-21-3 (mono-n-butyl maleate) →
Auto-generated CPSR Part A draft with source citations
Function
Plasticizer, film former, monomer in copolymer synthesis
Safety Rating
MODERATE
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Insufficient data — no published MoS calculation for cosmetic 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 Butyl Maleate.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for Butyl Maleate.
Regulatory Flags
potential-allergen
Frequently Asked Questions
Is Butyl Maleate allowed in the EU?
Butyl Maleate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Butyl Maleate do in cosmetics?
Butyl Maleate functions as: Plasticizer, film former, monomer in copolymer synthesis. It is classified as a cosmetic ingredient in our database. CAS number: 925-21-3 (mono-n-butyl maleate).
Compliance Tools
Check Butyl Maleate compliance across multiple jurisdictions:
Ingredient Decoder
Paste a full ingredient list for instant analysis
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
Related Ingredients
Acrylates/Vinyl Neodecanoate Crosspolymer
Excellent
Same category
Emulsion stabilising, film forming
Adipic Acid
Excellent
Same category
Buffering
Aluminum Magnesium Oxide
Excellent
Same category
Absorbent, bulking agent, opacifying ...
Ammonium VA/Acrylates Copolymer
Excellent
Same category
Antistatic, binding, film forming, ha...
Ammonium VA/Crotonic Acid Copolymer
Excellent
Same category
Antistatic, film forming, hair fixing...
Aphanothece Sacrum Polysaccharide
Excellent
Same category
Absorbent, emulsion stabilising, film...
(20S)-Protopanaxadiol
Moderate
Similar safety
(Cnidium Officinale/Coptis Chinensis/Glycyrrhiza Uralensis) Root Extract
Moderate
Similar safety
Skin conditioning
(Cryptomeria Japonica/Chamaecyparis Obtusa) Stem Ferment Extract
Moderate
Similar safety
Antimicrobial, antioxidant, humectant
(Eclipta Prostrata/Houttuynia Cordata) Leaf Extract
Moderate
Similar safety
Skin conditioning
(Lepidium Meyenii/Sarcodon Aspratus) Root Water
Moderate
Similar safety
Skin conditioning
(Licorice/Reynoutria Japonica) Root/Stem Extract
Moderate
Similar safety
Skin conditioning, antioxidant
Diisobutyl Succinate
Good
Chemical family
Emollient and solvent; component of D...
NONAN-3-ONE
Good
Chemical family
Perfuming
BUTENE
Good
Browse nearby
Not Reported
Is Butyl Maleate in Your Products?
Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.
Try Piro Free →Analyze Your Full Ingredient List
Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Butyl Maleate in your formulation.