99.5% o-Nitrotoluene

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Industry Category:	Chemicals/Chemical Intermediates/Intermediate Compounds
Product Category:	o-Toluidine series
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Description

Additional Information

Category
o-Toluidine series
Describe
o-Nitrotoluene is an aromatic hydrocarbon derivative containing nitro and methyl substituents and belongs to the nitrobenzene class of compounds.
Cas No.
88-72-2
Purity
99.5%
Synonym(s)
o-Nitrotoluene

Physical and chemical properties

1. Chemical Identity
- Chemical Name: o-Nitrotoluene
- IUPAC Name: 1-Methyl-2-nitrobenzene
- Synonyms: 2-Nitrotoluene, ONT, Ortho-nitrotoluene
- CAS Number: 88-72-2
- EC Number: 201-853-3
- Molecular Formula: C7H7NO2
- Molecular Weight: 137.14 g/mol
2. Physical Properties
- Appearance: Pale yellow to yellow liquid. May solidify below room temperature into a crystalline solid.
- Odor: Aromatic, characteristic odor similar to bitter almonds.
- Melting Point:
- alpha-form: -10.5 °C (13.1 °F)
- beta-form: -4.1 °C (24.6 °F)
- Boiling Point: 222 °C (432 °F) at 1013 hPa
- Density: 1.16 g/cm³ at 20 °C
- Solubility:
- In Water: 0.665 g/L at 25 °C (Slightly soluble)
- In Organic Solvents: Soluble in ethanol, diethyl ether, acetone, and benzene.
- Vapor Pressure: 0.1 hPa at 20 °C
- Vapor Density: 4.72 (Air = 1)
3. Chemical Properties and Stability
- Stability: Stable under recommended storage conditions.
- Incompatibilities: Incompatible with strong oxidizing agents, strong bases, and reducing agents. Avoid contact with alkalies and amines.
- Hazardous Decomposition Products: Combustion may produce toxic fumes of carbon monoxide (CO), carbon dioxide (CO2), and nitrogen oxides (NOx).
4. Other Key Data
- Flash Point: 106 °C (223 °F) - Closed cup
- Autoignition Temperature: 420 °C (788 °F)
- Refractive Index (n20/D): 1.547