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4-Nitrotoluene Structure


Chemical Properties

Melting point 52-54 °C (lit.)
Boiling point 238 °C (lit.)
Density  1.392 g/mL at 25 °C (lit.)
vapor density  4.7 (vs air)
vapor pressure  5 mm Hg ( 85 °C)
refractive index  1.5382
Flash point 223 °F
storage temp.  2-8°C
solubility  0.26g/l
form  Crystalline Solid
pka 11.27 (Perrin, 1972)
Specific Gravity 1.392
color  Yellow
explosive limit 1.6%(V)
Water Solubility  0.35 g/L (20 ºC)
Merck  14,6650
BRN  1906911
Henry's Law Constant 5.64 at 25 °C (thermodynamic method-GC/UV spectrophotometry, Altschuh et al., 1999)
Exposure limits NIOSH REL: TWA 2 ppm (11 mg/m3), IDLH 200 ppm; OSHA PEL: TWA 5 ppm (30 mg/m3); ACGIH TLV: TWA 2 ppm (adopted).
Stability Stability May be shock sensitive. Incompatible with sulfuric acid, strong bases, reducing agents, strong oxidizing agents.
LogP 2.37 at 25℃
CAS DataBase Reference 99-99-0(CAS DataBase Reference)
IARC 3 (Vol. 65) 1996
NIST Chemistry Reference Benzene, 1-methyl-4-nitro-(99-99-0)
EPA Substance Registry System p-Nitrotoluene (99-99-0)

Safety Information

Hazard Codes  T,N,F,Xn
Risk Statements  23/24/25-33-51/53-36/37/38-11-36-20/21/22
Safety Statements  28-37-45-61-28A-27-16-36/37-26
RIDADR  UN 3446 6.1/PG 2
WGK Germany  2
RTECS  XT3325000
Autoignition Temperature 734 °F
HazardClass  6.1
PackingGroup  II
HS Code  29042000
Hazardous Substances Data 99-99-0(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 1960 mg/kg LD50 dermal Rat > 16000 mg/kg


Usage And Synthesis

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