5-Hydroxy-1H-indazole
5-Hydroxy-1H-indazole (CAS 15579-15-4, C7H6N2O) is a heterocyclic organic compound with a molecular weight of 134.14 g/mol. It serves as a valuable building block in chemical synthesis, particularly within the fields of medicinal chemistry and materials science. Its indazole core structure makes it a useful intermediate for the development of novel compounds.
- IUPAC
- 1H-Indazol-5-ol
- Synonyms
- 1H-Indazol-5-ol

Organic Synthesis Intermediate
5-Hydroxy-1H-indazole is employed as a versatile intermediate in the synthesis of more complex organic molecules. Its functional groups allow for various chemical transformations.
Medicinal Chemistry Research
This compound can be utilised in the research and development of new pharmaceutical agents. The indazole scaffold is present in several biologically active molecules.
Heterocyclic Chemistry
As a member of the indazole family, it is a key component for constructing diverse heterocyclic systems, which are important in various chemical disciplines.
| Molecular weight | 134.14 |
|---|---|
| Empirical formula | C7H6N2O |
| Assay | 97% |
| Melting point | 186-191 °C |


Hazard statements
- H302Harmful if swallowed
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-41 |
| Safety statements (S) | 26-39 |
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 5-Hydroxy-1H-indazole used for?
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5-Hydroxy-1H-indazole is primarily used as a building block and intermediate in organic synthesis, particularly for applications in medicinal chemistry and the development of heterocyclic compounds.
What are the CAS number and chemical formula for 5-Hydroxy-1H-indazole?
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The CAS number for 5-Hydroxy-1H-indazole is 15579-15-4, and its chemical formula is C7H6N2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Hydroxy-1H-indazole with an assay of 97%. This product is supplied for research and chemical synthesis purposes and is not represented as USP, BP, or EP grade.
What are the safety considerations when handling 5-Hydroxy-1H-indazole?
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5-Hydroxy-1H-indazole is classified as a Danger. It may cause serious eye damage (H318) and is harmful if swallowed (H302). Appropriate personal protective equipment, including eye protection, should be worn, and it should be handled in a well-ventilated area.
How is 5-Hydroxy-1H-indazole packed, shipped, and exported?
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Tech Serve Solutions expertly packs and handles chemicals for safe global export, adhering to all necessary regulations for international shipping.
How can I request a sample or quote for 5-Hydroxy-1H-indazole?
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To request a sample or obtain a quotation for 5-Hydroxy-1H-indazole, please contact the Tech Serve Solutions sales team through our website or by phone.
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