| CAS No. | 30461-25-7 |
| Molecular Formula | C4H9NOS |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(3R,4S)-4-aminotetrahydrothiophen-3-ol hydrobromide (CAS 30461-25-7), molecular formula C4H9NOSHBr and molecular weight 200.09 g/mol, is a CATO reference standard with documented purity and traceability.
(3R,4S)-4-aminotetrahydrothiophen-3-ol hydrobromide (C4H9NOSHBr) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), (3R,4S)-4-aminotetrahydrothiophen-3-ol hydrobromide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
| Molecular Formula | C4H9NOS HBr |
| Molecular Weight | 200.09 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 0.0 |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |