Product name: Pentaerythrite; Pentaerythritol 
Abbreviations: PER 
CAS No.: [115-77-5] 
Molecular form: C(CH2OH)4 
Molecular weight: 136.15 
Quality index: White crystalline or powder 
Assay,%: ≥98.0% 
Melting point,℃: 261~262℃ 
Boiling point,℃: 276℃ 
Relative density: 1.395g/cm3 
Refractive index: 1.548 
Solubility: At 15°C ,1g soluble in 18ml water. Slightly soluble in ethanol, is not soluble in benzene, ether and petroleum ether. 
Stability: Stable in the air, difficult-absorbent. 

Usage: Used for the production of alkyd resins and patints. Also is the main material of synthetic lubricants, plasticizers, surfactants and explosives.