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Propylparaben Structure

Propylparaben

Chemical Properties

Melting point 95-98 °C(lit.)
Boiling point 133°C
Density  1.0630
vapor pressure  0.67 hPa (122 °C)
refractive index  1.5050
FEMA  2951 | PROPYL P-HYDROXYBENZOATE
Flash point 180°(356°F)
storage temp.  Sealed in dry,Room Temperature
solubility  ethanol: soluble0.1M, clear, colorless
form  Crystalline Powder
pka pKa 8.4 (Uncertain)
color  White
Specific Gravity 0.789 (20/4℃)
Odor at 100.00 %. sweet smoky burnt woody hawthorn
PH 6-7 (H2O, 20°C) (saturated solution)
Odor Type smoky
Water Solubility  <0.1 g/100 mL at 12 ºC
Merck  14,7866
BRN  1103245
Stability Stable. Incompatible with strong oxidizing agents, strong bases.
InChIKey QELSKZZBTMNZEB-UHFFFAOYSA-N
LogP 2.8 at 20℃
FDA 21 CFR 184.1670; 582.3670; 172.515; 201.327; 310.545; 352.70
Substances Added to Food (formerly EAFUS) PROPYL P-HYDROXYBENZOATE
SCOGS (Select Committee on GRAS Substances) Propyl Paraben
CAS DataBase Reference 94-13-3(CAS DataBase Reference)
EWG's Food Scores 5-7
FDA UNII Z8IX2SC1OH
NIST Chemistry Reference N-propyl-p-hydroxy-benzoate(94-13-3)
EPA Substance Registry System Propylparaben (94-13-3)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H315-H319-H317
Precautionary statements <ahref="/Hazard-Statements.pdf">P501-P261-P272-P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P333+P313
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-24/25-36
WGK Germany  1
RTECS  DH2800000
Autoignition Temperature >600 °C
TSCA  Yes
HS Code  29182930
Hazardous Substances Data 94-13-3(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: > 5000 mg/kg
NFPA 704:
1
1 0

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