Molekula
Beta-Sitosterol reference standard - USP
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
Beta-Sitosterol is a naturally occurring phytosterol found in plants, widely used as a reference standard in pharmaceuticals, nutraceuticals, and analytical laboratories for quality control and identification purposes. It is also studied for its potential cholesterol-lowering and anti-inflammatory properties. This USP-grade Beta-Sitosterol reference standard has a CAS number of 83-46-5, a molecular formula of C29H50O, and a molecular weight of 414.71 g/mol. It requires storage at -15 to -20°C and carries no signal word for hazard classification. Molekula supplies Beta-Sitosterol reference standard 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Prices exclude VAT/sales tax and shipping.
Specifications
Specifications available on request — see Documents below or contact our sales team.
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | -15 to -20 °C |
| Flash Point | 220 °C |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 140 °C |
Source: PubChem CID 222284 (Human Metabolome Database (HMDB))
Identification
| Property | Value |
|---|---|
| SKU | 90033115 |
| CAS Number | 83-46-5 |
| IUPAC Name | (3S,8S,9S,10R,13R,14S,17R)-17-[(2R,5R)-5-ethyl-6-methylheptan-2-yl]-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol |
| EC Number | 201-480-6 |
| Molecular Formula | C29H50O |
| Molecular Weight | 414.71 |
| Exact Mass | 414.3862 |
| SMILES | CC[C@H](CC[C@@H](C)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC=C4[C@@]3(CC[C@@H](C4)O)C)C)C(C)C |
| InChIKey | KZJWDPNRJALLNS-VJSFXXLFSA-N |
| InChI | InChI=1S/C29H50O/c1-7-21(19(2)3)9-8-20(4)25-12-13-26-24-11-10-22-18-23(30)14-16-28(22,5)27(24)15-17-29(25,26)6/h10,19-21,23-27,30H,7-9,11-18H2,1-6H3/t20-,21-,23+,24+,25-,26+,27+,28+,29-/m1/s1 |
| PubChem CID | 222284 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2906135000 |
| Tariff Code | 2906131000 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- 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
- 22,23-Dihydrostigmasterol
- Azuprostat
- beta-Sitosterin
- BETA-SITOSTEROL
- Cinchol
- Nimbosterol
- Quebrachol
- Rhamnol
- Sitosterol
- Triastonal
Frequently asked questions
What is Beta-Sitosterol reference standard USP used for?
This USP-grade Beta-Sitosterol reference standard is primarily used for analytical testing, quality control, and method validation in pharmaceutical, nutraceutical, and food industries to ensure product purity and compliance.
What is the chemical formula and molecular weight of Beta-Sitosterol?
The chemical formula is **C29H50O**, and the molecular weight is **414.71 g/mol**.
How should Beta-Sitosterol reference standard USP be stored?
Store at **-15 to -20°C** to maintain stability and prevent degradation.
What grade of Beta-Sitosterol is available from Molekula?
Molekula supplies this product as a **USP reference standard**, meeting strict purity and documentation requirements for regulatory compliance.
Can Molekula supply Beta-Sitosterol in bulk quantities?
While this product is offered as a reference standard, Molekula can provide bulk quantities of **technical or pharmaceutical-grade Beta-Sitosterol**—please contact us for availability and specifications.
What documentation comes with the order of Beta-Sitosterol reference standard USP?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **USP compliance documentation** to verify purity and meet regulatory standards.
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.