Molekula
Indazole-5-carboxylic acid
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Indazole-5-carboxylic acid is a heterocyclic aromatic compound featuring a fused benzene and pyrazole ring with a carboxylic acid functional group, widely used in pharmaceutical research as a key intermediate for synthesizing APIs, agrochemicals, and advanced organic materials. This high-purity solid has a CAS number of 61700-61-6, a molecular formula of C8H6N2O2, and a molecular weight of 162.15 g/mol. It is stable under ambient storage conditions but requires careful handling, as indicated by its "Warning" signal word. Molekula supplies Indazole-5-carboxylic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
In stock — same-day dispatch
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
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1 g — £76.30 per pack ex VAT · £91.56 inc. VAT
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
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Specifications
| Property | Value |
|---|---|
| Appearance | White to beige solid |
| Melting Point | 317-322 ℃ |
| Assay (NaOH) | ≥97.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 10319301 |
| CAS Number | 61700-61-6 |
| IUPAC Name | 1H-indazole-5-carboxylic acid |
| Molecular Formula | C8H6N2O2 |
| Molecular Weight | 162.15 |
| Exact Mass | 162.0429 |
| SMILES | C1=CC2=C(C=C1C(=O)O)C=NN2 |
| InChIKey | MAVGBUDLHOOROM-UHFFFAOYSA-N |
| InChI | InChI=1S/C8H6N2O2/c11-8(12)5-1-2-7-6(3-5)4-9-10-7/h1-4H,(H,9,10)(H,11,12) |
| PubChem CID | 4248454 |
| REACH Code | Y113 |
| HTS Code | 29339982 |
| Tariff Code | 2933998090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H303 May be harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- 1-H-indazole-5-carboxyle acid
- 1H-5indazolecarboxylic acid
- 1H-indazole-5-carboxylic Acid
- 1H-indazole-5carbox
- 2H-Indazole-5-carboxylic acid
- 5-CARBOXYINDAZOLE
- 5-Indazolecarboxylic acid
Frequently asked questions
What is Indazole-5-carboxylic acid commonly used for?
Indazole-5-carboxylic acid is primarily used as a building block in organic synthesis, particularly in the preparation of pharmaceuticals, agrochemicals, and heterocyclic compounds.
What is the chemical formula and molecular weight of Indazole-5-carboxylic acid?
The chemical formula is **C₈H₆N₂O₂**, and the molecular weight is **162.15 g/mol**.
What safety classification does Indazole-5-carboxylic acid have?
The product is labeled with the **signal word 'Warning'** under GHS classification, indicating moderate hazard.
What grades of Indazole-5-carboxylic acid does Molekula supply?
Molekula supplies **analytical standard grade** for research and development purposes.
Can Molekula supply Indazole-5-carboxylic acid in bulk quantities?
Yes, Molekula can provide bulk quantities upon request, subject to availability and order specifications.
What documentation comes with an order of Indazole-5-carboxylic acid?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and a **product specification sheet** for reference.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.