| CAS No. | 59599-04-1 |
| Molecular Formula | C9H12O9S |
| Molecular Weight | 296.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of 5,6-O-(1-Methylethylidene)-L-ascorbic Acid 2-(Hydrogen Sulfate) is closely related to a carbohydrate-derived structure, a sulfone group in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5,6-O-(1-Methylethylidene)-L-ascorbic Acid 2-(Hydrogen Sulfate) (CAS 59599-04-1) is a high-purity analytical reference standard with the molecular formula C9H12O9S and a molecular weight of 296.25 g/mol.
5,6-O-(1-Methylethylidene)-L-ascorbic Acid 2-(Hydrogen Sulfate) (C9H12O9S) contains a carbohydrate-derived structure, a sulfone group. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
CATO manufactures 5,6-O-(1-Methylethylidene)-L-ascorbic Acid 2-(Hydrogen Sulfate) 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.
| Molecular Formula | C9H12O9S |
| Molecular Weight | 296.25 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Sulfur Atoms | 1 |