5-Fluoro-1H-indazole
5-Fluoro-1H-indazole (CAS: 348-26-5), with the molecular formula C7H5FN2 and a molecular weight of 136.13, is a fluorinated heterocyclic compound. As a key building block, it is primarily utilized in chemical synthesis for the development of more complex molecules. Its structure makes it valuable in the research and development of pharmaceuticals and agrochemicals, contributing to the creation of novel compounds with specific biological activities.

Pharmaceutical Intermediate
Used in the synthesis of active pharmaceutical ingredients (APIs) due to its indazole core and fluorine substituent, which can modulate drug properties such as metabolic stability and binding affinity.
Agrochemical Development
Serves as a precursor in the creation of novel pesticides and herbicides, where the indazole moiety and fluorine atom can enhance efficacy and selectivity.
Organic Synthesis Reagent
A versatile building block for constructing diverse organic molecules, particularly those requiring a fluorinated indazole scaffold in medicinal chemistry and materials science research.
| Molecular weight | 136.13 |
|---|---|
| Empirical formula | C7H5FN2 |
| Assay | 97% |
| Melting point | 119-125 °C |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 5-Fluoro-1H-indazole used for?
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5-Fluoro-1H-indazole is primarily used as a building block in chemical synthesis, particularly for developing pharmaceuticals and agrochemicals.
What are the CAS number and molecular formula for 5-Fluoro-1H-indazole?
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The CAS number is 348-26-5 and the molecular formula is C7H5FN2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Fluoro-1H-indazole with an assay of 97%. We do not represent this product as USP, BP, or EP grade unless explicitly stated in the product specifications.
How should 5-Fluoro-1H-indazole be handled?
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Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. It is classified as harmful if swallowed (H302).
How is 5-Fluoro-1H-indazole packed and shipped?
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Tech Serve Solutions, as a global supplier and exporter, ensures appropriate packaging for chemical integrity and safe transport according to international regulations.
How can I request a sample or quote for 5-Fluoro-1H-indazole?
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Please contact our sales team through our website or via the provided contact details to request a sample or a quotation for 5-Fluoro-1H-indazole.
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