Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA)

Also known as: Bisphenol A-glycidyl methacrylate (2-Propenoic acid, 2-methyl-, (1-methylethylidene)bis[4,1-phenyleneoxy(2-hydroxy-3,1-propanediyl)] ester), Bisphenol A-diglycidyl-dimethyl acrylate, Bisphenol(a)glycidylmethacrylate, BRN 2316426, EINECS 216-367-7 (+11 more)

INCI: ISOPROPYLIDENEDIPHENYL BISOXYHYDROXYPROPYL METHACRYLATE

Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA) (CAS 1565-94-2) is a cosmetic cosmetic ingredient functioning as Film forming; widely used in nail enhancement products and dental composites. EU Regulation 1223/2009 status: restricted. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety and pharmaceutical data.

View industrial chemical safety profile for CAS 1565-94-2 →

Auto-generated CPSR Part A draft with source citations
Function
Film forming; widely used in nail enhancement products and dental composites
Safety Rating
MODERATE

Chemistry & Identifiers

Formula
C29H36O8
MW
512.6 g/mol
PubChem CID
15284
IUPAC Name
[2-hydroxy-3-[4-[2-[4-[2-hydroxy-3-(2-methylprop-2-enoyloxy)propoxy]phenyl]propan-2-yl]phenoxy]propyl] 2-methylprop-2-enoate
InChIKey
AMFGWXWBFGVCKG-UHFFFAOYSA-N

Regulatory Status

EU EU Status restricted
US US Status permitted
US Notes Permitted — CIR concluded safe for use in nail products where skin contact is avoided (2005, reaffirmed 2023)

For full compliance data across multiple jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety, dermal absorption, and sensitization profile summaries for Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA).

Calculate MoS for your specific formulation with the MoS Calculator.

Sensitization AOP Dashboard

Adverse Outcome Pathway data across 5 assays (DPRA, KeratinoSens, hCLAT, LLNA, NESIL) aggregated from public sources.

KeratinoSens IC50
22.804 µM
LLNA EC3
45%
NESIL
11250 µg/cm²
LLNA: Weak (1B) GHS: 1B

Source: LLNA: Kern et al. (2010); KS: Urbisch et al. 2015 [DOI:10.1016/j.yrtph.2014.12.008]

PubChem Annotations

Safety and regulatory annotations from PubChem (NCBI) aggregated sources.

Safety (1)
Endocrine Disruptors
Potential endocrine disrupting compound
Source: NORMAN Suspect List Exchange

Function Categories & List Membership

Cosmetic/Chemical Function Categories
Film former Monomers

Expert Verdict

Expert safety assessment and concern-level summary for Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA).

Regulatory Flags

potential-allergen

Known Synonyms

Bisphenol A-glycidyl methacrylate (2-Propenoic acid, 2-methyl-, (1-methylethylidene)bis[4,1-phenyleneoxy(2-hydroxy-3,1-propanediyl)] ester) Bisphenol A-diglycidyl-dimethyl acrylate Bisphenol(a)glycidylmethacrylate BRN 2316426 EINECS 216-367-7 Bis(Phenol A-Glycidyl Methacrylate), Homopolymer Bis-GMA Polymer Poly(Bis-GMA) Retroplast NuvaSeal Panavia Opaque Enamel Bond, Concise Concise Enamel Bond Epoxylite 9075 UNII-454I75YXY0 2,2-Bis[4-(2-hydroxy-3-methacryloxypropoxy)phenyl]propane

Chemical Function

Film former Monomers

Australian Status

AICIS status: listed

Cross-Vertical Safety Context

Same-CAS public records found in pharmaceutical data.

SOURCE ChEMBL / DrugCentral / FAERS DB_PHARMA CAS match

Pharmaceutical Data

Same-CAS rows from the pharmaceutical spoke database.

ChEMBL ID
CHEMBL1600257
View full pharmaceutical profile →

Frequently Asked Questions

Is Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA) safe in cosmetics?

Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA) has a safety rating of "MODERATE" in our database. EU status: restricted. US status: permitted.

Is Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA) allowed in the EU?

Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA) EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.

What does Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA) do in cosmetics?

Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA) functions as: Film forming; widely used in nail enhancement products and dental composites. It is classified as a cosmetic ingredient in our database. CAS number: 1565-94-2.

Is Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA) used outside cosmetics?

Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA) also appears in industrial chemical safety and pharmaceutical data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.

Does Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA) have different safety status in cosmetics vs industrial chemicals?

Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA) is classified GHS Danger (H315, H317, H318, H319, H335) in the chemicals database but is restricted in EU cosmetics.

Is Isopropylidenediphenyl Bisoxyhydroxypropyl Methacrylate (bis-GMA) in Your Products?

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