Benzo[a]pyrene CAS NO.50-32-8

Benzo[a]pyrene Chemical Properties
Melting point     177-180°C
Boiling point     495°C
density     1.1549 (estimate)
vapor pressure     2.4 at 25 °C (McVeety and Hites, 1988)
refractive index     1.8530 (estimate)
Fp     495°C
storage temp.     APPROX 4°C
solubility     Soluble in benzene, toluene, and xylene; sparingly soluble in ethanol and methanol (Windholz et al., 1983)
pka    >15 (Christensen et al., 1975)
form     Crystalline
color     Pale yellow/green/orange
Water Solubility     Soluble in benzene, toluene, and xylene. Sparingly soluble in alcohol, methanol. Insoluble in water
Merck     14,1103
BRN     1911333
Henry's Law Constant    7.35 at 25 °C (thermodynamic method-GC/UV spectrophotometry, Altschuh et al., 1999)(x 10-10 mmHg at 25 °C):
Stability:    Stable. Incompatible with strong oxidizing agents.
InChIKey    FMMWHPNWAFZXNH-UHFFFAOYSA-N
CAS DataBase Reference    50-32-8(CAS DataBase Reference)
IARC    1 (Vol. Sup 7, 92, 100F) 2012
EPA Substance Registry System    Benzo[a]pyrene (50-32-8)

Benzo[a]pyrene Basic information
Description References
Product Name:    Benzo[a]pyrene
Synonyms:    3,4-benz(a)pyrene;3,4-Benz[a]pyrene;3,4-Benzopirene;3,4-Benzpyren;3,4-BP;BP;coaltarpitchvolatiles:benzo(a)pyrene;Rcra waste number U022
CAS:    50-32-8
MF:    C20H12
MW:    252.31
EINECS:    200-028-5
Mol File:    50-32-8.mol

Safety Information
Hazard Codes     T,N,F
Risk Statements     45-46-50/53-60-61-43-67-66-36-11-65-38-52/53-36/37/38
Safety Statements     45-53-61-60-26-62-16
RIDADR     2811
WGK Germany     3
RTECS     DJ3675000
TSCA     Yes
HazardClass     6.1
PackingGroup     III
HS Code     29029090
Toxicity    LD50 for mice (intraperitoneal) 232 mg/kg (Salamone, 1981).