4-Fluororesorcinol
4-Fluororesorcinol (CAS: 103068-41-3, C6H5FO2) is a fluorinated aromatic compound with a molecular weight of 128.10 g/mol. It serves as a valuable intermediate in organic synthesis, particularly within the pharmaceutical and agrochemical industries. This building block is characterised by its unique substitution pattern, enabling the introduction of fluorinated resorcinol moieties into complex molecular structures. Supplied by Tech Serve Solutions with a purity of 97%, it is suitable for research and development applications.
- IUPAC
- 4-Fluoro-1,3-benzenediol,4-Fluoro-1,3-dihydroxybenzene

Pharmaceutical Intermediate
4-Fluororesorcinol is utilised as a key building block in the synthesis of novel pharmaceutical compounds. Its fluorinated structure can impart desirable pharmacokinetic properties to drug candidates.
Agrochemical Synthesis
This compound finds application in the development of new agrochemicals, contributing to the creation of molecules with specific biological activities.
Organic Synthesis
As a versatile fluorinated building block, 4-Fluororesorcinol is employed in various organic transformations for the construction of complex molecules in academic and industrial research.
| Molecular weight | 128.10 |
|---|---|
| Empirical formula | C6H5FO2 |
| Assay | 97% |
| Storage temperature | −20°C |
| Melting point | 96-100 °C |

Hazard statements
- H302Harmful if swallowed
- 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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26 |
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-Fluororesorcinol used for?
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4-Fluororesorcinol is primarily used as a building block in organic synthesis, including the development of pharmaceuticals and agrochemicals.
What is the CAS number and molecular formula for 4-Fluororesorcinol?
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The CAS number is 103068-41-3 and the molecular formula is C6H5FO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Fluororesorcinol with an assay of 97%. TSS does not represent this product as USP, EP, BP, or any other pharmacopoeia grade.
How should 4-Fluororesorcinol be handled safely?
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Handle 4-Fluororesorcinol with appropriate personal protective equipment, including eyeshields, gloves, and a dust mask (type N95 US). Avoid breathing dust and ensure adequate ventilation. It is classified as harmful if swallowed and causes skin and eye irritation.
How is 4-Fluororesorcinol packaged and shipped?
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4-Fluororesorcinol is typically stored at -20°C. It is carefully packaged for domestic and international shipment by Tech Serve Solutions, a global supplier and exporter.
How can I request a quote or sample?
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Please contact Tech Serve Solutions directly through our website or by phone to request a quote or a sample of 4-Fluororesorcinol.
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