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4-Methoxybenzoic acid Structure

4-Methoxybenzoic acid

Chemical Properties

Melting point 182-185 °C(lit.)
Boiling point 275 °C
Density  1.385
vapor pressure  0.001Pa at 25℃
FEMA  3945 | 4-METHOXYBENZOIC ACID
refractive index  1.571-1.576
Flash point 185 °C
storage temp.  Store below +30°C.
solubility  H2O: soluble2500 parts
form  Powder
pka 4.50(at 25℃)
color  White to slightly gray-beige
PH 3-4 (0.3g/l, H2O, 20℃)
Odor at 10.00 % in dipropylene glycol. faint putrid sweet cadaverous
Odor Type animal
Water Solubility  Soluble in water at 20°C 0.3g/L. Soluble in alcohol, ethyl acetate and ether.
Merck  14,666
JECFA Number 883
BRN  508910
Stability Stable. Incompatible with strong oxidizing agents.
InChIKey ZEYHEAKUIGZSGI-UHFFFAOYSA-N
LogP 1.96
CAS DataBase Reference 100-09-4(CAS DataBase Reference)
NIST Chemistry Reference Benzoic acid, 4-methoxy-(100-09-4)
EPA Substance Registry System Benzoic acid, 4-methoxy- (100-09-4)

Safety Information

Hazard Codes  Xi,Xn
Risk Statements  36/37/38-22
Safety Statements  26-36-24/25
WGK Germany  1
RTECS  BZ4395000
Autoignition Temperature 185 °C
Hazard Note  Irritant
TSCA  Yes
HS Code  29189090
Toxicity LD50 orally in Rabbit: > 5000 mg/kg

MSDS

Usage And Synthesis

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