L-Ascorbic acid, zinc salt (2:1) CAS 331242-75-2
| CAS No. | 331242-75-2 |
| Molecular Formula | 2*C6H7O6 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of L-Ascorbic acid, zinc salt (2:1) is closely related to a carbohydrate-derived structure in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
L-Ascorbic acid, zinc salt (2:1) (CAS 331242-75-2), molecular formula C6H7O6Zn and molecular weight 240.50 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H7O6Zn, L-Ascorbic acid, zinc salt (2:1) contains a carbohydrate-derived structure; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 240.50 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 L-Ascorbic acid, zinc salt (2:1) 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 | 2*C6H7O6 Zn |
| Molecular Weight | 240.50 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
Related L Standards
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Why CATO?
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