4-Fluoro-3-methylphenol
4-Fluoro-3-methylphenol (CAS 452-70-0), with the molecular formula C7H7FO and a molar mass of 126.13 g/mol, is a fluorinated organic building block. This phenol derivative serves as a versatile intermediate in chemical synthesis, particularly within the pharmaceutical and agrochemical industries. Its carefully positioned fluorine and methyl substituents offer unique reactivity for constructing complex molecules.

Pharmaceutical Intermediate
4-Fluoro-3-methylphenol is employed in the synthesis of active pharmaceutical ingredients (APIs). Its structural features are valuable for creating novel drug candidates and modifying existing therapeutic agents.
Agrochemical Synthesis
This compound can act as a precursor in the development of new pesticides, herbicides, and fungicides. The incorporation of fluorine often enhances the efficacy and metabolic stability of agrochemicals.
Research and Development
As a fluorinated building block, it is utilized in academic and industrial research labs for exploring new synthetic routes and developing novel organic compounds.
| Molecular weight | 126.13 |
|---|---|
| Linear formula | FC6H3(CH3)OH |
| Assay | 98% |
| Boiling point | 76 °C/5 mmHg(lit.) |
| Density | 1.134 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.515(lit.) |
| Melting point | 32 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 97 °C / 206.6 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4-Fluoro-3-methylphenol used for?
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4-Fluoro-3-methylphenol (CAS 452-70-0) is primarily used as an intermediate in organic synthesis, finding applications in the development of pharmaceuticals, agrochemicals, and other fine chemicals.
What are the CAS number and chemical formula for 4-Fluoro-3-methylphenol?
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The CAS number for 4-Fluoro-3-methylphenol is 452-70-0, and its chemical formula is C7H7FO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Fluoro-3-methylphenol with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling considerations for 4-Fluoro-3-methylphenol?
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4-Fluoro-3-methylphenol is classified as a Warning substance with H-statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Always use appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, and handle in a well-ventilated area. Refer to the safety data sheet for comprehensive handling instructions.
Can Tech Serve Solutions export 4-Fluoro-3-methylphenol?
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Yes, Tech Serve Solutions is a global supplier and exporter of chemicals, including 4-Fluoro-3-methylphenol, and can accommodate international orders.
How can I request a quote or sample of 4-Fluoro-3-methylphenol?
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To request a quote or sample of 4-Fluoro-3-methylphenol, please contact our sales department through the provided channels on our website.
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