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Pentaerythritol Structure

Pentaerythritol

Chemical Properties

Melting point 253-258 °C (lit.)
Boiling point 276 °C/30 mmHg (lit.)
Density  1.396
vapor pressure  <1 mm Hg ( 20 °C)
refractive index  1.548
Flash point 240 °C
storage temp.  Store below +30°C.
solubility  H2O: 0.1 g/mL, clear, colorless
pka 13.55±0.10(Predicted)
form  Crystals
color  White
PH 3.5-4.5 (100g/l, H2O, 35℃)
Odor odorless
Water Solubility  1 g/18 mL (15 ºC)
Sensitive  Hygroscopic
Merck  14,7111
BRN  1679274
Exposure limits ACGIH: TWA 10 mg/m3
OSHA: TWA 15 mg/m3; TWA 5 mg/m3
NIOSH: TWA 10 mg/m3; TWA 5 mg/m3
Stability Stable. Incompatible with strong acids, strong oxidizing agents, acid chlorides, acid anhydrides. Combustible.
InChIKey WXZMFSXDPGVJKK-UHFFFAOYSA-N
LogP -1.7 at 22℃
CAS DataBase Reference 115-77-5(CAS DataBase Reference)
NIST Chemistry Reference 1,3-Propanediol, 2,2-bis(hydroxymethyl)-(115-77-5)
EPA Substance Registry System Pentaerythritol (115-77-5)

Safety Information

Risk Statements  33
Safety Statements  24/25
OEB B
OEL TWA: 10 mg/m3 (total)
WGK Germany  1
RTECS  RZ2490000
Autoignition Temperature 490 °C
TSCA  Yes
HS Code  29054200
Hazardous Substances Data 115-77-5(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: > 5110 mg/kg LD50 dermal Rabbit > 10000 mg/kg

MSDS

Usage And Synthesis

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