N-methylaniline
High-Quality N-methylaniline for Industrial Applications
N-methylaniline (CAS 100-61-8) is an important organic compound widely used in dye synthesis, pharmaceutical intermediates, and chemical research. Our premium grade N-methylaniline meets the highest industry standards with consistent purity and exceptional quality control.
Product Specifications
- Chemical Formula: C7H9N
- Appearance: Clear to pale yellow liquid
- Odor: Characteristic amine-like
- Purity: ≥99.5% (GC analysis)
- Molecular Weight: 107.15 g/mol
- Density: 0.989 g/cm³ at 20°C
- Boiling Point: 196°C
- Flash Point: 78°C
- Solubility: Soluble in organic solvents, slightly soluble in water
| Parameter | Specification | Test Method |
|---|---|---|
| Assay (GC) | ≥99.5% | ASTM E260 |
| Water Content | ≤0.1% | Karl Fischer |
| Aniline Content | ≤0.2% | GC |
| N,N-dimethylaniline | ≤0.1% | GC |
| Color (APHA) | ≤50 | ASTM D1209 |
N-methylaniline Handling and Storage
- Store in tightly closed containers in a cool, dry, well-ventilated area
- Keep away from heat sources and oxidizing agents
- Use appropriate personal protective equipment (PPE) including gloves and goggles
- Shelf life: 24 months when stored properly
N-methylaniline Frequently Asked Questions
Q: What are the main industrial applications of N-methylaniline?
A: N-methylaniline is primarily used as an intermediate in the production of various dyes, particularly azo dyes. It also serves as a precursor in pharmaceutical manufacturing and finds applications in rubber accelerators, corrosion inhibitors, and as a reagent in organic synthesis. The compound's ability to undergo various chemical reactions makes it valuable in specialty chemical production.
Q: What safety precautions should be taken when handling N-methylaniline?
A: N-methylaniline requires careful handling due to its toxicity. Always work in a well-ventilated area or fume hood. Wear chemical-resistant gloves, protective clothing, and safety goggles. Avoid breathing vapors and prevent skin contact. In case of exposure, immediately wash affected areas with plenty of water and seek medical attention if necessary. Have appropriate fire extinguishing media (dry chemical, CO2, foam) available as N-methylaniline is combustible.
Q: How does N-methylaniline differ from aniline in terms of chemical properties?
A: N-methylaniline differs from aniline by having a methyl group (-CH3) attached to the nitrogen atom instead of a hydrogen atom. This substitution makes N-methylaniline less basic than aniline (pKa ~4.85 vs. 4.6 for aniline) and generally less reactive in electrophilic aromatic substitution reactions. The methyl group also increases the compound's lipophilicity, affecting its solubility properties. These differences make N-methylaniline preferred for certain synthetic applications where reduced nucleophilicity or altered solubility is desired.
Packaging Options for N-methylaniline
We offer flexible packaging solutions to meet your specific requirements:
- 200kg galvanized iron drums
- 1000kg IBC containers
- Bulk tanker shipments (minimum 10MT)
- Custom packaging available upon request
Quality Assurance
Our N-methylaniline undergoes rigorous quality control testing at multiple production stages. Each batch is accompanied by a Certificate of Analysis confirming compliance with specifications. We implement strict quality management systems certified to ISO 9001 standards.