| CAS No. | 874623-13-9 |
| Molecular Formula | C11H13N3OS2 |
| Molecular Weight | 267.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
n-(2-(5-(2-Aminothiazol-4-yl)thiophen-2-yl)ethyl)acetamide (CAS 874623-13-9), molecular formula C11H13N3OS2 and molecular weight 267.37 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, n-(2-(5-(2-Aminothiazol-4-yl)thiophen-2-yl)ethyl)acetamide is typically off-white to pale yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 267.37 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), n-(2-(5-(2-Aminothiazol-4-yl)thiophen-2-yl)ethyl)acetamide 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 | C11H13N3OS2 |
| Molecular Weight | 267.37 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |