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Pyrene Structure

Pyrene

Chemical Properties

Melting point 148 °C
Boiling point 393 °C
Density  1.271
vapor pressure  180 at 25 °C (extrapolated from vapor pressures determined at higher temperatures, Tesconi andYalkowsky, 1998)
refractive index  1.8520 (estimate)
Flash point 210 °C
storage temp.  room temp
solubility  ethanol: soluble
pka >15 (Christensen et al., 1975)
form  crystalline
Specific Gravity 1.271
color  Pale yellow to yellow-greenish
Water Solubility  almost insoluble
λmax 330nm(EtOH)(lit.)
Merck  14,7963
BRN  1307225
Henry's Law Constant 0.490 at 25 °C (thermodynamic method-GC/UV spectrophotometry, Altschuh et al., 1999)
Exposure limits OSHA: TWA 0.2 mg/m3
InChIKey BBEAQIROQSPTKN-UHFFFAOYSA-N
LogP 5.43 at 30℃ and pH5-8
Indirect Additives used in Food Contact Substances PYRENE
CAS DataBase Reference 129-00-0(CAS DataBase Reference)
EWG's Food Scores 2
FDA UNII 9E0T7WFW93
NIST Chemistry Reference Pyrene(129-00-0)
IARC 3 (Vol. Sup 7, 92) 2010
EPA Substance Registry System Pyrene (129-00-0)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H410
Precautionary statements P273-P391-P501
Hazard Codes  N,T+,T,F,Xn
Risk Statements  50/53-36/37/38-26-39/23/24/25-23/24/25-11-63-43-45-67-65-38-51/53-52/53-40
Safety Statements  60-61-45-36/37-28A-22-16-7-24/25-23-53-62-26
RIDADR  UN 3077 9/PG 3
WGK Germany  2
RTECS  UR2450000
TSCA  Yes
HazardClass  6.1(b)
PackingGroup  III
HS Code  29349990
Hazardous Substances Data 129-00-0(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 2700 mg/kg
NFPA 704:
0
1 0

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