2-Keto-D-xylose CAS 19694-88-3
| CAS No. | 19694-88-3 |
| Molecular Formula | C5H8O5 |
| Molecular Weight | 148.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 148.11 g/mol gives 2-Keto-D-xylose distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 2-Keto-D-xylose (CAS 19694-88-3), a certified reference material (molecular formula C5H8O5, MW 148.11 g/mol) for analytical method development and quality control.
Owing to a carbohydrate-derived structure, 2-Keto-D-xylose is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 148.11 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2-Keto-D-xylose under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H8O5 |
| Molecular Weight | 148.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1962 |
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