| CAS No. | 31556-28-2 |
| Molecular Formula | C9H15N2O14P3S |
| Molecular Weight | 500.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 500.21 g/mol gives 4-Thiouridine 5'-triphosphate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Thiouridine 5'-triphosphate (CAS 31556-28-2) is a high-purity analytical reference standard with the molecular formula C9H15N2O14P3S and a molecular weight of 500.21 g/mol.
Based on its molecular formula C9H15N2O14P3S, 4-Thiouridine 5'-triphosphate contains a carbohydrate-derived structure, an amide group, a sulfone group, a phosphate ester group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 500.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
CATO manufactures 4-Thiouridine 5'-triphosphate 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 | C9H15N2O14P3S |
| Molecular Weight | 500.21 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |