Molekula
Indole-3-acetic 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-3-acetic acid is a naturally occurring plant hormone belonging to the auxin class, used to regulate growth and development in plants. It is commonly employed in agricultural and research applications to stimulate root formation and influence cell elongation. Available with a CAS number of 87-51-4, molecular formula C₁₀H₉NO₂, and molecular weight 175.19 g/mol, it should be stored at 2 to 8 °C. This product carries a warning signal word due to potential hazards. Molekula supplies Indole-3-acetic 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.
Often bought together
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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100 g — $367.30 per pack
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Specifications
| Property | Value |
|---|---|
| Appearance | Off-white powder |
| Melting Point | 166 - 169°C |
| Purity (HPLC) | ≥ 98.0% |
| Loss on Drying | ≤ 0.5% |
| Residue on Ignition | ≤ 0.1% |
| Identification (IR) | Conforms to Reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Flash Point | 171 °C |
| Acidity | Acid |
For research use only. Not for human use.
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 168.5 °C |
| Vapour Pressure | 0.00000526 mmHg |
Source: PubChem CID 802 (Human Metabolome Database (HMDB), Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 14179886 |
| CAS Number | 87-51-4 |
| IUPAC Name | 2-(1H-indol-3-yl)acetic acid |
| EC Number | 201-748-2 |
| Molecular Formula | C₁₀H₉NO₂ |
| Molecular Weight | 175.19 |
| Exact Mass | 175.0633 |
| SMILES | C1=CC=C2C(=C1)C(=CN2)CC(=O)O |
| InChIKey | SEOVTRFCIGRIMH-UHFFFAOYSA-N |
| InChI | InChI=1S/C10H9NO2/c12-10(13)5-7-6-11-9-4-2-1-3-8(7)9/h1-4,6,11H,5H2,(H,12,13) |
| PubChem CID | 802 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2933991701 |
| Tariff Code | 2933998090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- 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
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- 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
- P332+313 IF skin irritation occurs: Get medical advice/attention
- P337+313 If eye irritation persists get medical advice/attention
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.
Synonyms
- 1H-indol-3-ylacetic acid
- 1H-Indole-3-acetic acid
- 2-(1H-Indol-3-yl)acetic acid
- 3-Iaa
- 3-Indoleacetic acid
- 3-Indolylacetic acid
- Heteroauxin
- indoleacetic acid
- Rhizopin
- Rhizopon A
Frequently asked questions
What is Indole-3-acetic acid used for?
Indole-3-acetic acid is a plant hormone used in agriculture and research to promote root development and regulate plant growth.
What is the chemical formula and molecular weight of Indole-3-acetic acid?
The formula is C₁₀H₉NO₂ and the molecular weight is 175.19 g/mol.
How should Indole-3-acetic acid be stored?
Store at 2 to 8 °C in a cool, dark place to maintain stability and prevent degradation.
What grade is available for Indole-3-acetic acid?
Available in research grade; specific purity details are provided upon request.
Can Molekula supply Indole-3-acetic acid in bulk?
Yes, bulk quantities are available—please contact our sales team for pricing and availability.
What documentation comes with an order of Indole-3-acetic 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.