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Nitrobenzene Structure

Nitrobenzene

Chemical Properties

Melting point 5-6 °C (lit.)
Boiling point 210-211 °C (lit.)
Density  1.196 g/mL at 25 °C (lit.)
vapor density  4.2 (vs air)
vapor pressure  0.15 mm Hg ( 20 °C)
refractive index  n20/D 1.551(lit.)
Flash point 190 °F
storage temp.  Store below +30°C.
solubility  1.90g/l
pka 3.98(at 0℃)
form  Liquid
color  Clear yellow
PH 8.1 (1g/l, H2O, 20℃)
Relative polarity 4.5
explosive limit 1.8-40%(V)
Water Solubility  slightly soluble
Merck  14,6588
BRN  507540
Henry's Law Constant 9.86 at 25 °C (thermodynamic method-GC/UV spectrophotometry, Altschuh et al., 1999)
Dielectric constant 35.7(20℃)
Exposure limits TLV-TWA 1 ppm (~5 mg/m3) (ACGIH, MSHA, and OSHA); IDLH 200 ppm (NIOSH).
Stability Stable. Incompatible with strong oxidizing agents, strong reducing agents, strong bases. Flammable. Note wide explosion limits.
LogP 1.86 at 24.5℃ and pH7.9
CAS DataBase Reference 98-95-3(CAS DataBase Reference)
EWG's Food Scores 6-9
FDA UNII E57JCN6SSY
Proposition 65 List Nitrobenzene
IARC 2B (Vol. 65) 1996
NIST Chemistry Reference Benzene, nitro-(98-95-3)
EPA Substance Registry System Nitrobenzene (98-95-3)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H301+H311+H331-H351-H360F-H372-H412
Precautionary statements P202-P273-P280-P301+P310-P302+P352+P312-P304+P340+P311
Hazard Codes  T,N,F,Xn
Risk Statements  23/24/25-40-48/23/24-51/53-62-39/23/24/25-11-36/37/38-60-52/53-48/23/24/25-36-20/21/22
Safety Statements  28-36/37-45-61-28A-16-7-27-53-26
RIDADR  UN 1662 6.1/PG 2
OEB B
OEL TWA: 1 ppm (5 mg/m3) [skin]
WGK Germany  2
RTECS  DA6475000
Autoignition Temperature 899 °F
TSCA  Yes
HazardClass  6.1
PackingGroup  II
HS Code  29042010
Hazardous Substances Data 98-95-3(Hazardous Substances Data)
Toxicity LD50 orally in rats: 600 mg/kg (PB91-108398)
IDLA 200 ppm
NFPA 704:
2
3 1

Nitrobenzene Chemical Properties,Usage,Production