Alternative names: 2,2-Bis(hydroxymethyl)-1,3-propanediol, tetrahydroxy methyl methane
Chemical formula: C5H12O4
Molecular weight: 136.146
CAS number: 115-77-5
EINECS number: 204-104-9
Melting point: 257 ℃
Boiling point: 380.4 ℃
Water solubility: Soluble
Density: 1.396 g/cm³
Appearance: White crystalline powder
Flash point: 200.1 ℃
Applications: Producing alkyd resins; synthesizing advanced lubricants, plasticizers, surfactants, etc.
Item | Index | |
Grade98 | Grade 95 | |
Appearance | White crystal | |
Pentaerythritol% | 98.0 | 95.0 |
Hydroxyl% | 48.5 | 47.5 |
Loss on drying% | 0.20 | 0.50 |
Residue on ignition% | 0.05 | 0.10 |
Final melting point% | 250 | / |
