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Methylparaben Structure

Methylparaben

Chemical Properties

Melting point 125-128 °C (lit.)
Boiling point 298.6 °C
Density  1,46g/cm
vapor pressure  0.000005 hPa (20 °C)
refractive index  1.4447 (estimate)
FEMA  2710 | METHYL P-HYDROXYBENZOATE
Flash point 280°C
storage temp.  room temp
solubility  ethanol: soluble0.1M, clear, colorless
form  Crystalline Powder
pka pKa 8.15(H2O,t =20.0) (Uncertain)
color  White to almost white
PH 5.8 (H2O, 20°C) (saturated solution)
Water Solubility  Slightly soluble in water.
FreezingPoint  131℃
Merck  14,6107
BRN  509801
Stability Stable. Incompatible with strong oxidizing agents, strong bases.
InChIKey LXCFILQKKLGQFO-UHFFFAOYSA-N
LogP 1.98 at 20℃
FDA 21 CFR 184.1490; 582.3490; 172.515; 201.327; 310.545; 352.70
Substances Added to Food (formerly EAFUS) METHYL P-HYDROXYBENZOATE
SCOGS (Select Committee on GRAS Substances) Methyl Paraben
CAS DataBase Reference 99-76-3(CAS DataBase Reference)
EWG's Food Scores 4
FDA UNII A2I8C7HI9T
NIST Chemistry Reference Benzoic acid, 4-hydroxy-, methyl ester(99-76-3)
EPA Substance Registry System Methylparaben (99-76-3)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H411
Precautionary statements P273-P391-P501
Hazard Codes  Xi,Xn
Risk Statements  36/37/38-20/21/22-36
Safety Statements  26-36-24/25-39
RIDADR  UN 2769
WGK Germany  1
RTECS  DH2450000
Autoignition Temperature >600 °C
TSCA  Yes
HS Code  29182930
Hazardous Substances Data 99-76-3(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 2100 mg/kg
NFPA 704:
0
2 0

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