Molekula
Serotonin hydrochloride
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
Serotonin hydrochloride is a monoamine neurotransmitter derivative used in biochemical research, pharmaceutical development, and neuroscience studies to investigate its role in mood regulation, vascular function, and cellular signaling. This yellow powder has the CAS number 153-98-0, with the molecular formula C10H12N2O·HCl and a molecular weight of 212.68. It must be stored between 2–8°C and handled with caution, as it carries a Danger signal word for its hazards.
Molekula supplies Serotonin hydrochloride at ≤ 98.0% purity (HPLC) in 1 g packs, from £37.08 inc. VAT. It is in stock for same-day dispatch. Every batch ships with a certificate of analysis, and safety data sheets are available in 7 languages. Larger quantities, up to multi-tonne, are quoted on request.
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.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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1 g — £30.90 per pack ex VAT · £37.08 inc. VAT
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 | Yellow powder |
| Melting Point | 168degC to 172deg C |
| Water | 0.15% |
| Purity (HPLC) | ≤ 98.0% |
| Heavy metals | ≤ 10ppm |
| Identification | Conforms to reference |
| Loss on Drying | ≤ 3.0% |
| Storage Temperature | +20 ° C |
| Sulphated Ash | ≤ 0.1% |
| Assay (HPLC) | 98.4% |
| Moisture | ≤ 0.5% |
| Lead (Pb) | ≤ 2ppm |
| Arsenic (As) | ≤ 2ppm |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 29525281 |
| CAS Number | 153-98-0 |
| IUPAC Name | 3-(2-aminoethyl)-1H-indol-5-ol;hydrochloride |
| EC Number | 244-464-4 |
| Molecular Formula | C10H12N2O · HCl |
| Molecular Weight | 212.68 |
| Exact Mass | 212.0716 |
| SMILES | C1=CC2=C(C=C1O)C(=CN2)CCN.Cl |
| InChIKey | MDIGAZPGKJFIAH-UHFFFAOYSA-N |
| InChI | InChI=1S/C10H12N2O.ClH/c11-4-3-7-6-12-10-2-1-8(13)5-9(7)10;/h1-2,5-6,12-13H,3-4,11H2;1H |
| PubChem CID | 160436 |
| REACH Code | Y110 |
| HTS Code | 2933998290 |
| Tariff Code | 2933998090 |
Safety & GHS
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- H301 Toxic if swallowed
- H312+H332 Harmful in contact with skin or inhaled
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H361 Suspected of damaging fertility or the unborn child
Precautionary statements
- P260 Do not breathe 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
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Russian, 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
- 1H-Indol-5-ol, 3-(2-aminoethyl)-, monohydrochloride
- 3-(2-aminoethyl)-1H-indol-5-ol hydrochloride
- 3-(2-Aminoethyl)-5-hydroxyindole hydrochloride
- 3-(2-Aminoethyl)indol-5-ol HCl
- 3-(2-aminoethyl)indol-5-ol, chloride
- 5-Hydroxytryptamine HCl
- 5-Hydroxytryptamine hydrochloride
- Liquid Serotonin
- Serotonin HCl
- Serotonin Phenolic
Frequently asked questions
What is serotonin hydrochloride used for?
Serotonin hydrochloride is primarily used in biochemical research, particularly in studies related to neurotransmission, receptor binding, and neuropharmacology.
What is the chemical formula and molecular weight of serotonin hydrochloride?
The formula is C10H12N2O · HCl with a molecular weight of 212.68 g/mol.
How should serotonin hydrochloride be stored?
It should be stored at 2 to 8 °C, protected from light and moisture.
What grade is available for serotonin hydrochloride?
The specification does not name a specific grade; it lists an HPLC assay of 98.4%. Please contact our team for further specification details.
Can Molekula supply serotonin hydrochloride in bulk?
Yes, Molekula can supply serotonin hydrochloride in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a purchase of serotonin hydrochloride?
Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS) with the shipment.
Where can I buy Serotonin hydrochloride?
Directly from Molekula, which lists Serotonin hydrochloride in 1 g packs from £37.08 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
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.