| CAS No. | 6147-31-5 |
| Molecular Formula | C18H32O16 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
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.
(2R,2'R,3S,3'S,4S,4'S,5R,5'R,6R,6'R)-6,6'-(((2S,3S,4R,5R)-4-Hydroxy-2,5-bis(hydroxymethyl)tetrahydrofuran-2,3-diyl)bis(oxy))bis(2-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol) dihydrate (CAS 6147-31-5), molecular formula C18H32O16H2O and molecular weight 522.45 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (2R,2'R,3S,3'S,4S,4'S,5R,5'R,6R,6'R)-6,6'-(((2S,3S,4R,5R)-4-Hydroxy-2,5-bis(hydroxymethyl)tetrahydrofuran-2,3-diyl)bis(oxy))bis(2-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol) dihydrate (C18H32O16H2O) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 522.45 g/mol, it falls into the moderately-high-molecular-weight range.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
| Molecular Formula | C18H32O16 2*H2O |
| Molecular Weight | 522.45 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1958 |