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4-Nitro-o-xylene

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4-Nitro-o-xylene Basic information
Product Name:4-Nitro-o-xylene
Synonyms:1,2-dimethyl-4-nitro-benzen;1,2-DIMETHYL-4-NITROBENZENE;4-nitro-o-xylen;o-Xylene, 4-nitro-;para-Nitro-ortho-xylene;p-Nitro-o-xylene;4-NITRO-1,2-DIMETHYLBENZENE;4-NITRO-O-XYLENE
CAS:99-51-4
MF:C8H9NO2
MW:151.16
EINECS:202-761-6
Product Categories:Aromatic Hydrocarbons (substituted) & Derivatives
Mol File:99-51-4.mol
4-Nitro-o-xylene Structure
4-Nitro-o-xylene Chemical Properties
Melting point 29 °C
Boiling point 255 °C
density 1.139 g/mL at 25 °C(lit.)
vapor pressure 21.73Pa at 25℃
refractive index 1.555-1.557
Fp >230 °F
storage temp. Store below +30°C.
solubility 0.1g/l
form Liquid
color White or Colorless to Yellow
Water Solubility 100 mg/L (25 ºC)
BRN 2043245
Henry's Law Constant3.9×10-1 mol/(m3Pa) at 25℃, Zhang et al. (2010)
Stability:Stable. Combustible. Incompatible with strong oxidizing agents.
InChI1S/C8H9NO2/c1-6-3-4-8(9(10)11)5-7(6)2/h3-5H,1-2H3
InChIKeyHFZKOYWDLDYELC-UHFFFAOYSA-N
SMILESCc1ccc(cc1C)[N+]([O-])=O
LogP-0.154 at 32℃ and pH6.13
Dissociation constant0 at 28℃
CAS DataBase Reference99-51-4(CAS DataBase Reference)
NIST Chemistry ReferenceBenzene, 1,2-dimethyl-4-nitro-(99-51-4)
EPA Substance Registry System4-Nitro-o-xylene (99-51-4)
Safety Information
Hazard Codes Xn,T
Risk Statements 20/21/22-36/37/38-23/24/25
Safety Statements 22-36/37-45-36/37/39-26-13
RIDADR UN 3447 6.1/PG 2
WGK Germany 2
TSCA TSCA listed
HazardClass 6.1
PackingGroup II
HS Code 29042000
Storage Class6.1A - Combustible acute toxic Cat. 1 and 2
very toxic hazardous materials
Hazard ClassificationsAcute Tox. 4 Oral
Hazardous Substances Data99-51-4(Hazardous Substances Data)
MSDS Information
ProviderLanguage
4-Nitro-1,2-dimethylbenzene English
SigmaAldrich English
ACROS English
ALFA English
4-Nitro-o-xylene Usage And Synthesis
Chemical Propertiesyellow crystalline solid
Uses1,2-Dimethyl-4-nitrobenzene is used to classify environmental pollutants.
General DescriptionYellow prisms or yellow crystalline solid.
Air & Water ReactionsSlightly soluble in water.
Reactivity Profile4-Nitro-o-xylene is incompatible with strong oxidizers and strong bases.
Fire Hazard4-Nitro-o-xylene is combustible.
4-Nitro-o-xylene Preparation Products And Raw materials
Preparation ProductsAcid Blue 277-->4,5-diMethylphthalonitrile-->4-Nitrophthalic acid
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