Home › Chemicals › Epichlorohydrin CAS 106-89-8: Epichlorohydrin (C3H5ClO) Identity CAS Number 106-89-8 Molecular Formula C3H5ClO IUPAC Name 2-(chloromethyl)oxirane Molecular Weight 92.52 g/mol SMILES ClCC1CO1Synonyms 1-chloro-2,3-epoxypropane, (chloromethyl)oxirane, ECH
2D Structure
Physical Properties Density 1.181 g/mL at 25°C Boiling Point 116.0°C Melting Point -48.0°C Flash Point 33.0°C Vapor Pressure 1.7 kPa at 20°C Refractive Index nD = 1.438 Dielectric Constant ε = 20.0
Safety & GHS Classification Flammable GHS05 GHS06 Health Hazard
H226: Flammable liquid and vapor H301: Toxic if swallowed H311: Toxic in contact with skin H314: Causes severe skin burns and eye damage H317: May cause an allergic skin reaction H331: Toxic if inhaled H350: May cause cancer Storage: Store in cool, well-ventilated area away from acids and bases. Both flammable and toxic. Suspected carcinogen. Use in fume hood with full PPE. Sensitizer — repeated exposure increases allergic response.
Material Compatibility Matrix Plastics Material Rating PTFE Excellent PVC Fair PE Good PP Good PEEK Excellent PVDF Good
Rubbers Material Rating Viton Good NBR Poor EPDM Fair Silicone Fair FKM Good
Metals Material Rating Stainless 316 Excellent Aluminum Good Copper Good Brass Good
Applications Epoxy resin manufacturing (90% of production) Synthetic glycerol production Water treatment chemicals Ion exchange resin manufacturing Pharmaceutical intermediate Paper reinforcement chemical Rubber processing External References: PubChem
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