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Producenci
2-metylanilina (o-toluidyna)
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Opis
2-Methylaniline (o-Toluidine)
Other Names: o-Toluidine, 2-Aminotoluene, o-Methylbenzenamine
CAS Number: 95-53-4
Sum Formula: C₇H₉N
Molar Mass: 107.15 g/mol
Appearance: Colorless to pale yellow oily liquid (darkens on exposure to air or light)
2-Methylaniline is an aromatic amine in which a methyl group is substituted ortho to the amino group on a benzene ring. It is mainly used as an intermediate in the synthesis of dyes, pigments, rubber chemicals, and other organic compounds.
Chemical and Physical Properties
Density: 0.99 g/cm³ (20°C)
Melting Point: -23°C
Boiling Point: 200–201°C
Solubility in Water: Slightly soluble (~16 g/L at 20°C)
Solubility in Organic Solvents: Miscible with ethanol, ether, chloroform, and most organic solvents
Odor: Aromatic, amine-like
Stability: Tends to darken upon oxidation; stable under inert conditions
Applications
Intermediate in the synthesis of azo dyes and pigments
Used in the production of rubber processing chemicals
Applied in organic synthesis for manufacturing of various aromatic derivatives
Used in laboratory research for amine chemistry studies
Safety
Signal Word: Danger
H301: Toxic if swallowed [Danger Acute toxicity, oral]
H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]
H331: Toxic if inhaled [Danger Acute toxicity, inhalation]
H350: May cause cancer [Danger Carcinogenicity]
H400: Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
P203, P261, P264, P264+P265, P270, P271, P273, P280, P301+P316, P304+P340, P305+P351+P338, P316, P318, P321, P330, P337+P317, P391, P403+P233, P405, and P501
First Aid Measures
Eye Contact: Rinse immediately with water for at least 15 minutes. Seek medical attention
Skin Contact: Remove contaminated clothing. Wash with soap and water
Inhalation: Move to fresh air. Provide oxygen if needed. Seek medical attention immediately
Ingestion: Do not induce vomiting. Rinse mouth and seek urgent medical care
Handling and Storage
Store in tightly closed containers in a cool, dry, well-ventilated place
Protect from light and air to prevent oxidation
Keep away from acids, oxidizing agents, and strong bases
Use only in fume hoods with appropriate PPE