| CAS No. | 157385-08-5 |
| Molecular Formula | C5H3O2S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
CATO manufactures Diaquabis(2-thiophenecarboxylato-O2,S1)-Copper 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.
CATO supplies Diaquabis(2-thiophenecarboxylato-O2,S1)-Copper (CAS 157385-08-5), a certified reference material (molecular formula C5H3O2SCuH2O, MW 208.70 g/mol) for analytical method development and quality control.
Based on its molecular formula C5H3O2SCuH2O, Diaquabis(2-thiophenecarboxylato-O2,S1)-Copper contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 208.70 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).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
| Molecular Formula | C5H3O2S Cu H2O |
| Molecular Weight | 208.70 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.) | 2001 |
| Sulfur Atoms | 1 |