2,4-Dimethylphenol CAS 105-67-9
Chemical Name: 2,4-Dimethylphenol
Synonyms: 2,4-Xylenol; 1,3-Dimethyl-4-hydroxybenzene; 1-Hydroxy-2,4-dimethylbenzene; 4,6-Dimethylphenol; 4-Hydroxy-1,3-dimethylbenzene
CAS No.: 105-67-9
Molecular Fomula: C8H10O
Molecular weight: 122.16
Appearance: Transparent to yellow liquid
Assay: ≥98.0%
2,4-Dimethylphenol (CAS 105-67-9) Technical Guide
Table of Contents
1. Product Overview & Specifications
| Parameter | Specification |
|---|---|
| Chemical Name | 2,4-Dimethylphenol |
| CAS No. | 105-67-9 |
| Molecular Formula | C8H10O |
| Molecular Weight | 122.16 g/mol |
| Appearance | White crystalline solid or pale yellow liquid |
| Melting Point | 22-23°C |
| Boiling Point | 211-212°C |
| Solubility | 0.5 g/100 mL in water; miscible with ethanol, chloroform, ether |
2. Industrial Applications
Key Uses:
- Chemical Synthesis: Intermediate for polyacetylene, benzyl oxides, and specialty polymers.
- Agriculture: Enhances fertilizer absorption efficiency as a formulation additive.
- Pharmaceuticals: Precursor for antimicrobial agents and disinfectants.
- Analytical Standards: Component of phenolic compound mixtures for environmental testing (e.g., HJ 676-2013 water quality analysis).
3. Operational Guidelines
Storage & Handling:
- Store in ventilated, cool areas away from ignition sources.
- Use corrosion-resistant containers (e.g., stainless steel or HDPE).
- Incompatible with strong oxidizers, acids, and bases.
4. Case Studies
Case 1: Panhua Chemical (Shanghai)
- Application: Production of TBX (2,4-dimethyl-6-tert-butylphenol) antioxidant.
- Specifications: ≥98% purity, packaged in 200 kg steel drums.
- Compliance: Certified under Shanghai Hazardous Chemicals License (2023-2026).
Case 2: Dikma Technologies
- Application: HPLC/GC reference standard for EPA-compliant water quality testing.
- Product: 13-phenol mix (1000 μg/mL in methanol) per HJ 676-2013.
- Certification: ISO 17025 accredited manufacturing.
5. Safety & Compliance
| Hazard | Precaution |
|---|---|
| Health Effects | Corrosive to skin/eyes; causes nausea, headache on exposure |
| Environmental Impact | Toxic to aquatic life (LC50 <1 mg/L for fish) |
| First Aid | Flush affected area with water for 15 mins; seek medical help |
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