CHEM-DB No.
U3011
Catalogue No.
2000
CAS No.
115-77-5
MITI No.
(2)-248
EINECS No.
204-104-9
Pentaerythritol
|
1.Chemical Name & formula |
|
|---|---|
2,2-Bis(hydroxymethyl)1,3-propanediol
| |
| 2. Physical properties | |
| Molecular weight | 136.15 |
| Boiling Point(°C) | 276 at 4.0kPa (30mmHg) |
| Melting point(°C) | 254 |
| Specific Gravity (15/4°C) | 1.396 |
| Flash Point(°C) | 450(Seta Closed Cup) |
| Refractive Index(nD20 ) | - |
| Solubility | 7.2g/100g Water at 25°C | 3. Specifications(Typical Analysis) |
| Hydroxyl content(%) | 47 min. ( 48.0 ) |
| Moisture content(%) | 0.3 max. ( 0.05 ) |
| Ash content(%) | 0.07 max.( 0.04 ) |
| Melting point (°C) | 180 min. (begining of melting) 196-248 (melting range) | 4.Toxicity |
| LD50 Oral Rat (mg/kg) | 19500 | 5.Packaging |
| Paper bag | 20kg |
| Flexible container | 200kg, 300kg, 500kg |
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