4-Fluoro-2-methylbenzoic acid
- CAS No.321-21-1
- GradeIndustrial / Pharmaceutical
- Availability● In Stock
High-purity 4-Fluoro-2-methylbenzoic acid (CAS 321-21-1), a key fluorinated aromatic intermediate for advanced organic synthesis in pharmaceutical and agrochemical manufacturing.
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Product Overview
4-Fluoro-2-methylbenzoic acid is a high-value fluorinated aromatic carboxylic acid widely employed as a critical building block in the synthesis of complex organic molecules. With its precisely positioned fluoro and methyl substituents on the benzoic acid scaffold, this compound offers unique electronic and steric properties that enhance selectivity and efficiency in multi-step synthetic routes. It is particularly valued in the development of active pharmaceutical ingredients (APIs) and specialty agrochemicals where fluorine incorporation improves metabolic stability, bioavailability, and binding affinity.
Specifications
| Molecular Formula | C8H7FO2 |
|---|---|
| Molecular Weight | 154.14 g/mol |
| CAS Number | 321-21-1 |
| Appearance | White crystalline powder |
| Purity (HPLC) | ≥99.0% |
| Melting Point | 168–172°C |
| Boiling Point | 265.6°C |
| Density | 1.258 g/cm³ |
| Flash Point | 114.5°C |
| Refractive Index | 1.471 |
Industrial Applications
As a versatile intermediate, 4-Fluoro-2-methylbenzoic acid serves essential roles across multiple high-tech chemical sectors:
- Pharmaceutical R&D: Used in the construction of fluorinated scaffolds for neurological therapeutics and anti-inflammatory agents.
- Agrochemical Synthesis: Functions as a precursor in the manufacture of next-generation herbicides and fungicides requiring enhanced environmental persistence and target specificity.
- Material Science: Contributes to the development of specialty polymers and liquid crystals with tailored thermal and optical properties.
Our product is manufactured under stringent quality control protocols compliant with international standards, ensuring batch-to-batch consistency and traceability. Standard packaging is 25 kg per drum, with custom options available upon request. Store in a cool, dry, and well-ventilated area away from incompatible materials.
