2-Chloro-N-(2-{5-[(3,4-dimethoxyphenyl)methylidene]-2,4-dioxo-1,3-thiazolidin-3-yl}ethyl)acetamide CAS 571157-67-0
| CAS No. | 571157-67-0 |
| Molecular Formula | C16H17ClN2O5S |
| Molecular Weight | 384.83 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2-Chloro-N-(2-{5-[(3,4-dimethoxyphenyl)methylidene]-2,4-dioxo-1,3-thiazolidin-3-yl}ethyl)acetamide 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.
2-Chloro-N-(2-{5-[(3,4-dimethoxyphenyl)methylidene]-2,4-dioxo-1,3-thiazolidin-3-yl}ethyl)acetamide (CAS 571157-67-0), molecular formula C16H17ClN2O5S and molecular weight 384.83 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H17ClN2O5S, 2-Chloro-N-(2-{5-[(3,4-dimethoxyphenyl)methylidene]-2,4-dioxo-1,3-thiazolidin-3-yl}ethyl)acetamide contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 384.83 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.
Physical & Chemical Properties
| Molecular Formula | C16H17ClN2O5S |
| Molecular Weight | 384.83 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 1242958-23-1 1-{[1-(2-Chloropyridin-3-yl)-1H-pyrrol-2-yl]carbonyl}-4-(4-fluorophenyl)piperazine MFCD15732298 (CAS 1242958-23-1)
- (E)-1-[2-(4-Chlorophenyl)-4-methyl-1,3-thiazol-5-yl]-3-(2-nitrophenyl)-2-propen-1-one (CAS 1211932-77-2)
- 3-((4-(2-Chlorophenyl)piperazin-1-yl)sulfonyl)-1H-pyrazole-4-carbohydrazide (CAS 1370592-49-6)
- (1-Cyclopentyl-1H-benzo[d]imidazol-5-yl)methanamine (CAS 1267326-50-0)
- [2-(2,6-Dioxo-3-piperidyl)-1-oxo-isoindolin-4-yl]boronic acid (CAS 2193080-09-8)
- 5-ethylpyrimidine (CAS 25193-94-6)
- 2-Bromo-4-nitrobenzene-1-sulfonyl chloride (CAS 1099660-60-2)
- 2-Chlorobutyrylchloride (CAS 7623-11-2)
- (R)-2-(4-Phenyloxazolidin-3-yl)acetonitrile (CAS 101986-32-7)
- 7-Chloro-3-(4-chlorophenyl)quinazoline-2,4(1H,3H)-dione (CAS 61680-20-4)
- 4-Methylthiazole-2-carbonitrile (CAS 100516-98-1)
- 4-Chlorophenyl 1-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-1H-pyrrole-2-sulfonate (CAS 338397-96-9)
- ([13C6]Leu14)-Glucagon (1-29) (human, rat, porcine) trifluoroacetate salt (CAS 1802078-39-2)
Why CATO?
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