Molekula
5-Hydroxyindole
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
5-Hydroxyindole is a heterocyclic organic compound used in pharmaceutical research and the synthesis of bioactive molecules. It serves as an intermediate in the production of serotonin analogs and other medicinal compounds. Available with a CAS number of 1953-54-4, its molecular formula is C8H7NO and molecular weight is 133.15 g/mol. Store at 2 to 8 °C. Signal word: Warning. Molekula supplies 5-Hydroxyindole 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.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
-
1 g — $93.40 per pack
Need a different quantity or pack?
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.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Solid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 46729766 |
| CAS Number | 1953-54-4 |
| IUPAC Name | 1H-indol-5-ol |
| EC Number | 217-782-6 |
| Molecular Formula | C8H7NO |
| Molecular Weight | 133.15 |
| Exact Mass | 133.0528 |
| SMILES | C1=CC2=C(C=CN2)C=C1O |
| InChIKey | LMIQERWZRIFWNZ-UHFFFAOYSA-N |
| InChI | InChI=1S/C8H7NO/c10-7-1-2-8-6(5-7)3-4-9-8/h1-5,9-10H |
| PubChem CID | 16054 |
| REACH Code | Y113 |
| HTS Code | 29339979 |
| Tariff Code | 2933998090 |
Safety & GHS
-
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
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
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-Indol-5-ol
- 1H-Indol-5-ol; Indol-5-ol; 5-Hydroxy-1H-indole; NSC 87503;
- 1h-indole-5-ol
- 3fuh
- 5-Hydroxy-1H-indole
- 5-hydroxy-indol
- 5-hydroxylindole
- 5-Indolol
- Hydroxy-5 indole
- INDOL-5-OL
Frequently asked questions
What is 5-Hydroxyindole used for?
It is primarily used as an intermediate in the synthesis of pharmaceuticals and specialty chemicals, particularly in research related to serotonin analogs.
What is the chemical formula and molecular weight of 5-Hydroxyindole?
The formula is C8H7NO with a molecular weight of 133.15 g/mol.
How should 5-Hydroxyindole be stored?
It should be stored at 2 to 8 °C, protected from light and moisture.
What grade of 5-Hydroxyindole does Molekula supply?
We supply 5-Hydroxyindole in research-grade quality, suitable for laboratory use.
Can Molekula supply 5-Hydroxyindole in bulk quantities?
Yes, we can supply 5-Hydroxyindole in bulk; please contact our sales team for volume pricing and availability.
What documentation comes with my order of 5-Hydroxyindole?
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.