β-Cyclodextrin
β-Cyclodextrin (CAS 7585-39-9), a cyclic oligosaccharide with formula C42H70O35 and molecular weight 1134.98 g/mol, is a key reagent in various chemical applications. Its unique toroidal structure allows it to form inclusion complexes with non-polar molecules. This property makes it highly effective for solubilizing hydrophobic compounds such as fatty acids, lipids, and cholesterol, thereby enhancing their bioavailability or stability in aqueous systems.
- IUPAC
- Caraway,Cavamax® W7 Pharma,Cycloheptaamylose,Cyclomaltoheptaose,Schardinger β-Dextrin,beta-Cyclodextrin
- Synonyms
- CycloheptaamyloseCyclomaltoheptaoseSchardinger β-Dextrinbeta-CyclodextrinCarawayCavamax® W7 Pharma

Solubilizing Agent
β-Cyclodextrin is widely used to enhance the solubility of poorly water-soluble compounds, including pharmaceuticals, fragrances, and agrochemicals, by forming host-guest inclusion complexes.
Chemical Synthesis
It serves as a reagent in organic synthesis, influencing reaction rates and selectivities by encapsulating reactants within its hydrophobic cavity.
Cell Culture
In cell culture applications, β-Cyclodextrin can be utilised to modulate the availability of hydrophobic molecules, affecting cellular processes and membrane interactions.
Chelation and Complexation
Its ability to form stable inclusion complexes makes it valuable in chelation therapies and for stabilizing sensitive compounds through molecular encapsulation.
| Molecular weight | 1134.98 |
|---|---|
| Empirical formula | C42H70O35 |
| Assay | ≥98.0% (HPLC) |
| Form | powder |
| Solubility | solution: soluble1%, clear (Ph Eur) |
| pH | 5.0-8.0 (1% in solution, Ph Eur) |
| Optical activity | [α]/D 160 to 164°[α]20/D +162±3°, c = 1.5% in H2O |
| Melting point | 290-300 °C (dec.)(lit.) |
| Loss on drying | ≤14.0% loss on drying |
| Impurities tested | ≤0.2% reducing substances(USP)≤0.25% α- and γ-cyclodextrin(each)≤0.5% related substances≤5 ppm heavy metals(USP)≤5 ppm residual solvents |
| Application | Use to solubilize non-polar compounds such a fatty acids, lipids and cholesterol. |
| Suitability | corresponds for identity (Ph Eur) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Ignition residue | ≤0.10% (USP) |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Product Line | BioReagent |
|---|---|
| Absorption | 1%/230-350 nm, solution ≤0.11%/350-750 nm, solution ≤0.05 |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is β-Cyclodextrin used for?
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β-Cyclodextrin is primarily used to solubilize non-polar compounds such as fatty acids, lipids, and cholesterol. It is also utilised in cell culture, chemical synthesis, and as a chelation/complexation agent.
What are the CAS number and chemical formula for β-Cyclodextrin?
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The CAS number for β-Cyclodextrin is 7585-39-9, and its empirical formula is C42H70O35.
What grade and purity does Tech Serve Solutions supply for β-Cyclodextrin?
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Tech Serve Solutions supplies β-Cyclodextrin with an assay of ≥98.0% (HPLC). TSS does not represent this product as USP, BP, or EP grade unless explicitly stated in the product documentation.
What are the safety and handling precautions for β-Cyclodextrin?
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Handling β-Cyclodextrin requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. Refer to the Safety Data Sheet for detailed hazard information.
How is β-Cyclodextrin packed, shipped, and exported?
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β-Cyclodextrin is supplied as a powder. As a global supplier and exporter since 1998, Tech Serve Solutions ensures appropriate packaging and compliance with international shipping regulations for chemical products.
How can I request a quote or sample of β-Cyclodextrin?
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To request a quote or sample of β-Cyclodextrin, please contact our sales team through the website or by phone. Provide your specific requirements, including quantity and destination.
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