α-Cyclodextrin, 2-hydroxypropyl ethers CAS 128446-33-3
| CAS No. | 128446-33-3 |
| Molecular Formula | - |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
α-Cyclodextrin, 2-hydroxypropyl ethers (CAS 128446-33-3), molecular formula N/A and molecular weight N/A g/mol, is a CATO reference standard with documented purity and traceability.
α-Cyclodextrin, 2-hydroxypropyl ethers is supplied as a fully characterized reference material; its structural identity, assigned purity, and stability data are documented in the batch-specific Certificate of Analysis (COA).
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C36H42A18O30 C3H7AO HA |
| Molecular Weight | 1014.80 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
Related Cyclodextrin Standards
- α-Cyclodextrin (CAS 10016-20-3)
- ß-Cyclodextrin HPB (CAS 128446-35-5)
- Methyl-β-cyclodextrin (CAS 128446-36-6)
- β-Cyclodextrin, 6A-acetate (CAS 131991-46-3)
- α-Cyclodextrin, 2A,2B,2C,2D,2E,2F,6A,6B,6C,6D,6E,6F-dodeca-O-methyl-, hexakis(trifluoroacetate) (CAS 141803-94-3)
- b-Cyclodextrin ·x(Sulfobutyl Ethers) ·x(Sodium Salts) (CAS 182410-00-0)
- Alpha-cyclodextrin phosphate sodium salt (DS~2-6) (CAS 199684-60-1)
- beta-Cyclodextrin Hydrate (CAS 218269-29-5)
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Why CATO?
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