Molekula
Indole-5-carboxylic acid
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Indole-5-carboxylic acid is a heterocyclic organic compound used in pharmaceutical research and the synthesis of bioactive molecules. It serves as an intermediate in the development of medicinal compounds and agrochemicals. Available with CAS number 1670-81-1, its molecular formula is C9H7NO2 and molecular weight is 161.16 g/mol. Stored at ambient temperature, it has no signal word. Molekula supplies Indole-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
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 — £54.30 per pack ex VAT · £65.16 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | Solid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 32314774 |
| CAS Number | 1670-81-1 |
| IUPAC Name | 1H-indole-5-carboxylic acid |
| EC Number | 216-799-6 |
| Molecular Formula | C9H7NO2 |
| Molecular Weight | 161.16 |
| Exact Mass | 161.0477 |
| SMILES | C1=CC2=C(C=CN2)C=C1C(=O)O |
| InChIKey | IENZCGNHSIMFJE-UHFFFAOYSA-N |
| InChI | InChI=1S/C9H7NO2/c11-9(12)7-1-2-8-6(5-7)3-4-10-8/h1-5,10H,(H,11,12) |
| PubChem CID | 74280 |
| REACH Code | Y113 |
| HTS Code | 2933.99.8290 |
| Tariff Code | 2933998090 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
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.
Synonyms
- 1H-indole-5-carboxylic acid
- 1H-Indole-5-carboxylic acid, radical ion(1+)
- 4ZV
- 5-Carboxyindole
- 5-indolecarboxylic acid
- indol-5-carboxylic acid
Frequently asked questions
What is Indole-5-carboxylic acid used for?
It is primarily used as a building block in the synthesis of pharmaceuticals and organic compounds, particularly in the development of bioactive molecules.
What is the chemical formula and molecular weight of Indole-5-carboxylic acid?
The formula is C9H7NO2 with a molecular weight of 161.16 g/mol.
How should Indole-5-carboxylic acid be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available for Indole-5-carboxylic acid?
It is available in research grade, suitable for laboratory synthesis and development.
Can Molekula supply Indole-5-carboxylic acid in bulk?
Yes, Molekula can supply Indole-5-carboxylic acid in bulk quantities—please contact sales for pricing and availability.
What documentation comes with an order of Indole-5-carboxylic acid?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
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.