(2R,3R,4S,5S)-Tetrahydro-2H-pyran-2,3,4,5-tetrayl tetraacetate CAS 4258-00-8
| CAS No. | 4258-00-8 |
| Molecular Formula | C13H18O9 |
| Molecular Weight | 318.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (2R,3R,4S,5S)-Tetrahydro-2H-pyran-2,3,4,5-tetrayl tetraacetate.
CATO supplies (2R,3R,4S,5S)-Tetrahydro-2H-pyran-2,3,4,5-tetrayl tetraacetate (CAS 4258-00-8), a certified reference material (molecular formula C13H18O9, MW 318.28 g/mol) for analytical method development and quality control.
Structurally, (2R,3R,4S,5S)-Tetrahydro-2H-pyran-2,3,4,5-tetrayl tetraacetate (C13H18O9) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 318.28 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (2R,3R,4S,5S)-Tetrahydro-2H-pyran-2,3,4,5-tetrayl tetraacetate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C13H18O9 |
| Molecular Weight | 318.28 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Recommended Standards
- (2R,3R,4S,5R)-tetrahydro-2H-pyran-2,3,4,5-tetrayl tetraacetate (CAS 4257-98-1)
- (3r,4r,5r)-3,4,5-Tris(acetyloxy)oxan-2-yl acetate (CAS 4627-30-9)
- (2R,3R,4R)-5-Oxopentane-1,2,3,4-tetrayl tetraacetate (CAS 30571-54-1)
- (3R,4S,5R)-5-(Acetoxymethyl)tetrahydrofuran-2,3,4-triyl triacetate (CAS 30571-56-3)
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