Molekula
Buspirone hydrochloride
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
Buspirone hydrochloride is a pharmaceutical compound used primarily in the treatment of anxiety disorders. It functions as a selective serotonin receptor agonist, offering an alternative to benzodiazepines with reduced risk of dependence. Available in powder form, it has a CAS number of 33386-08-2, a molecular formula of C21H31N5O2 · HCl, and a molecular weight of 421.96 g/mol. It must be stored at 2 to 8 °C and is classified as Danger. Molekula supplies Buspirone hydrochloride 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.
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1 g — £46.50 per pack ex VAT · £55.80 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 | Solid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 6.1 |
| Packing Group | III |
Identification
| Property | Value |
|---|---|
| SKU | 20299728 |
| CAS Number | 33386-08-2 |
| IUPAC Name | 8-[4-(4-pyrimidin-2-ylpiperazin-1-yl)butyl]-8-azaspiro[4.5]decane-7,9-dione;hydrochloride |
| EC Number | 251-489-4 |
| Molecular Formula | C21H31N5O2 · HCl |
| Molecular Weight | 421.96 |
| Exact Mass | 421.2245 |
| SMILES | C1CCC2(C1)CC(=O)N(C(=O)C2)CCCCN3CCN(CC3)C4=NC=CC=N4.Cl |
| InChIKey | RICLFGYGYQXUFH-UHFFFAOYSA-N |
| InChI | InChI=1S/C21H31N5O2.ClH/c27-18-16-21(6-1-2-7-21)17-19(28)26(18)11-4-3-10-24-12-14-25(15-13-24)20-22-8-5-9-23-20;/h5,8-9H,1-4,6-7,10-17H2;1H |
| PubChem CID | 36431 |
| UN Number | UN2811 |
| REACH Code | Y110 |
| HTS Code | 29335995 |
| Tariff Code | 2933599590 |
Safety & GHS
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Toxic
GHS06
Hazard statements
- H301 Toxic if swallowed
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, 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
- 8-[4-[4-(2-pyrimidinyl)-1-piperazinyl]butyl]-8-azaspiro[4.5]decane-7,9-dione
- Ansitec
- Anxinil
- Buspar
- Buspimen
- Buspirone HCL
- Hydrochloride, Buspirone
- MJ 9022-1
- Narol
- Spamilan
Frequently asked questions
What is buspirone hydrochloride used for?
Buspirone hydrochloride is primarily used in the treatment of anxiety disorders, particularly generalized anxiety disorder (GAD). It functions as a serotonin receptor agonist, modulating neurotransmitter activity in the brain.
What is the chemical formula and molecular weight of buspirone hydrochloride?
The chemical formula is C21H31N5O2 · HCl, and the molecular weight is 421.96 g/mol.
How should buspirone hydrochloride be stored?
It should be stored at 2 to 8 °C, protected from light and moisture, to maintain stability and potency.
What grade of buspirone hydrochloride does Molekula supply?
Molekula supplies buspirone hydrochloride in research-grade quality, suitable for laboratory use and non-pharmaceutical applications.
Can Molekula supply buspirone hydrochloride in bulk quantities?
Yes, Molekula can supply buspirone hydrochloride in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a purchase of buspirone hydrochloride?
Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS); additional documentation can be provided upon request.
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.