Polyisobutylene
✓ EU AllowedIdentification
CAS Number 9003-27-4
Chemical Name 2-methylprop-1-ene
IUPAC Name —
Formula C4H8
Mol. Weight 56.11 g/mol
InChIKey VQTUBCCKSQIDNK-UHFFFAOYSA-N
Function & Classification
Primary Function Thickener
Category Thickeners & Polymers
Manufacturer Sigma-Aldrich (Merck)
EU Regulatory Status
Safety Profile
Skin Type Compatibility
Fungal Acne Safe ✓ Safe
No toxicology data available yet for this ingredient.
Check SCCS opinions or CIR reports for published safety assessments.
NOAEL · Dermal Absorption % · Sensitization
Formulation Guidelines
Benefits UNKNOWN
Suppliers & Documents
Sigma-Aldrich (Merck) 🇩🇪 Germany
Documents