N-(4-Oxo-2-sulfanylidene-1,3-thiazolidin-3-yl)-2-phenoxyacetamide CAS 289623-01-4
| CAS No. | 289623-01-4 |
| Molecular Formula | C11H10N2O3S2 |
| Molecular Weight | 282.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(4-Oxo-2-sulfanylidene-1,3-thiazolidin-3-yl)-2-phenoxyacetamide (CAS 289623-01-4), molecular formula C11H10N2O3S2 and molecular weight 282.34 g/mol, is a CATO reference standard with documented purity and traceability.
N-(4-Oxo-2-sulfanylidene-1,3-thiazolidin-3-yl)-2-phenoxyacetamide (C11H10N2O3S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; 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.
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-(4-Oxo-2-sulfanylidene-1,3-thiazolidin-3-yl)-2-phenoxyacetamide 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.
Physical & Chemical Properties
| Molecular Formula | C11H10N2O3S2 |
| Molecular Weight | 282.34 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Recommended Standards
- N-(4-nitrobenzyl)-1,2,3,4-tetrahydronaphthalen-1-amine (CAS 355381-61-2)
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- N-(4-Methoxybenzyl)cotinine (CAS 887406-85-1)
- N,N'-(1,2-Phenylene)bis(3-oxobutanamide) (CAS 5422-28-6)
- 4-(5-Cyclohexyl-1,2,4-oxadiazol-3-yl)aniline (CAS 96898-79-2)
- 1-Pyridin-3-Yl-Piperazine Dihydrochloride (CAS 470441-67-9)
- 2-(1-Methylcyclopropyl)aniline (CAS 71759-33-6)
- Methyl 2-methylbenzofuran-7-carboxylate (CAS 92810-80-5)
- 4-[2-(Ethanesulfonyl)ethyl]piperidine hydrochloride (CAS 1864072-27-4)
- 6-(Chloromethyl)quinoxaline (CAS 477776-17-3)
- Sodium sulfite (CAS 7757-83-7)
- 1-Phenylpropane-2-sulfonyl chloride (CAS 76653-18-4)
- tert-butyl N-(tert-butoxycarbonylamino)-N-[3-(4-nitrophenyl)-1-bicyclo[1.1.1]pentanyl]carbamate (CAS 2149634-57-9)
- Semaglutide impurity 29 (CAS CATO-C4X-222629)
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