β-Cyclodextrin (β-CD)
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Pharmaceutical Uses:
✓ Enhances drug stability (prevents oxidation/degradation)
✓ Improves solubility & bioavailability
✓ Reduces toxicity & masks unpleasant odors
Food Industry Uses:
✓ Eliminates off-flavors
✓ Stabilizes flavors, fragrances & pigments
✓ Enhances emulsification & moisture resistance
Protects compounds from:
✓ Oxidation/light/heat degradation
✓ Volatilization
Quality Standard
| CAS No | Abbreviation |
| 7585-39-9 | BCD |
| Molecular Formula | Molecular Weight |
C₄₂H₇₀O₃₅ | C₃₆H₆₀O₃₀ |
| Appearance | Solubility |
White crystalline powder, odorless, slightly sweet taste | ✓ Slightly soluble in water |
| Optical Rotation | Assay |
| +159° to +164° | 98.0%-101.0% |
| Reducing Sugars | Iodine Test |
| ≤1.0% | Produces yellowish-brown precipitate |
| pH Value | Residue on Ignition |
| 5.0-8.0 | ≤0.1% |
Heavy Metals | Microbial Limits |
≤10 ppm | ✓ Total Aerobic Count: ≤1000 CFU/g ✓ Yeast & Mold: ≤100 CFU/g |