1H-Indazole-6-carboxaldehyde
1H-Indazole-6-carboxaldehyde (CAS: 669050-69-5), with the molecular formula C8H6N2O and a molecular weight of 146.15 g/mol, is a notable heterocyclic organic compound. It features an indazole core substituted with an aldehyde group. This chemical serves as a versatile building block in organic synthesis, particularly for the construction of more complex molecules in pharmaceutical research and material science.
- IUPAC
- 6-Formyl-1H-indazole
- Synonyms
- 6-Formyl-1H-indazole

Pharmaceutical Intermediate
Used as a key building block in the synthesis of various pharmaceutical agents, leveraging the indazole scaffold's known biological activities.
Organic Synthesis Reagent
Enables the introduction of the indazole-6-carboxaldehyde moiety into diverse organic structures for further chemical modification and development.
Material Science Research
Applicable in the development of novel organic materials and functional compounds due to its unique structural characteristics.
| Molecular weight | 146.15 |
|---|---|
| Empirical formula | C8H6N2O |
| Assay | 95% |
| Melting point | 181-185 °C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 1H-Indazole-6-carboxaldehyde used for?
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1H-Indazole-6-carboxaldehyde (CAS: 669050-69-5) is primarily used as a building block in organic synthesis, particularly for pharmaceutical intermediates and in material science research.
What are the CAS number and formula for 1H-Indazole-6-carboxaldehyde?
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The CAS number for 1H-Indazole-6-carboxaldehyde is 669050-69-5, and its molecular formula is C8H6N2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1H-Indazole-6-carboxaldehyde with an assay of 95%. This product is intended for research and laboratory use and is not represented as USP, BP, EP, or pharmacopoeia grade.
What are the safety considerations for handling 1H-Indazole-6-carboxaldehyde?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if airborne exposure is possible. The compound is classified with a WGK Germany of 3, indicating it is hazardous to water.
Is 1H-Indazole-6-carboxaldehyde a controlled substance?
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Based on the provided data, there is no indication that 1H-Indazole-6-carboxaldehyde is a controlled substance.
How is 1H-Indazole-6-carboxaldehyde packed and shipped?
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Tech Serve Solutions exports fine chemicals globally. Specific packaging details will be confirmed upon order, adhering to international shipping regulations for chemical products.
How can I request a sample or quote for 1H-Indazole-6-carboxaldehyde?
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To request a sample or obtain a quotation, please contact the Tech Serve Solutions sales team through our website or by phone, referencing the product name and CAS number.
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