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Paracetamol Impurity K Structure

Paracetamol Impurity K

Chemical Properties

Melting point 188 °C
Boiling point 284 °C
Density  1.29
vapor pressure  0.4 hPa (110 °C)
refractive index  1.5444 (estimate)
Flash point 189 °C
storage temp.  2-8°C
solubility  water: slightly soluble
form  Crystalline Powder
pka 5.48, 10.30(at 25℃)
color  White to cream
Water Solubility  1.5 g/100 mL (20 ºC)
Sensitive  Air & Light Sensitive
Decomposition  284 °C
Merck  14,462
BRN  385836
Stability Stable, though may discolour in air. Incompatible with acids, chloroformates, strong oxidizing agents.
InChIKey PLIKAWJENQZMHA-UHFFFAOYSA-N
LogP -0.09-0.04 at 25℃
CAS DataBase Reference 123-30-8(CAS DataBase Reference)
NIST Chemistry Reference Phenol, 4-amino-(123-30-8)
EPA Substance Registry System p-Aminophenol (123-30-8)

Safety Information

Hazard Codes  Xn,N
Risk Statements  20/22-50/53-68-40-R68-R50/53-R20/22
Safety Statements  28-36/37-60-61-28A-S61-S60-S36/37-S28A
RIDADR  UN 2512 6.1/PG 3
WGK Germany  3
RTECS  SJ5075000
8
Autoignition Temperature >250 °C
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  28402090
HS Code  29222900
Hazardous Substances Data 123-30-8(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 375 mg/kg LD50 dermal Rabbit > 10000 mg/kg

MSDS

Usage And Synthesis

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