5-(3-Ethoxy-4-propoxybenzylidene)-2-phenylthiazolo[3,2-b][1,2,4]triazol-6(5H)-one CAS 617694-33-4
| CAS No. | 617694-33-4 |
| Molecular Formula | C22H21N3O3S |
| Molecular Weight | 407.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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 supplies 5-(3-Ethoxy-4-propoxybenzylidene)-2-phenylthiazolo[3,2-b][1,2,4]triazol-6(5H)-one (CAS 617694-33-4), a certified reference material (molecular formula C22H21N3O3S, MW 407.49 g/mol) for analytical method development and quality control.
Based on its molecular formula C22H21N3O3S, 5-(3-Ethoxy-4-propoxybenzylidene)-2-phenylthiazolo[3,2-b][1,2,4]triazol-6(5H)-one contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 407.49 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.
CATO manufactures 5-(3-Ethoxy-4-propoxybenzylidene)-2-phenylthiazolo[3,2-b][1,2,4]triazol-6(5H)-one 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.
Physical & Chemical Properties
| Molecular Formula | C22H21N3O3S |
| Molecular Weight | 407.49 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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 |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Ethoxy Standards
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- 2-((6-Ethoxy-4-methylquinazolin-2-yl)amino)-6-(4-methoxyphenyl)-5,6-dihydropyrimidin-4(3H)-one (CAS 371224-09-8)
- 2-Ethoxy-3-(2-((5-methyl-2-phenyloxazol-4-yl)methyl)benzofuran-5-yl)propanoic acid (CAS 140129-67-5)
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Recommended Standards
- 2-(2-{[5-(4-tert-butylphenyl)-1,3,4-oxadiazol-2-yl]sulfanyl}ethyl)-2,3-dihydro-1H-isoindole-1,3-dione (CAS 477857-45-7)
- ML141 (CAS 71203-35-5)
- 1-Butyl-4-hydroxy-N-(6-methylbenzo[d]thiazol-2-yl)-2-oxo-1,2-dihydroquinoline-3-carboxamide (CAS 423145-59-9)
- N-(2-((2-Oxoazepan-3-yl)carbamoyl)phenyl)benzo[b]thiophene-2-carboxamide (CAS 219766-25-3)
- Berubicin (CAS 677017-23-1)
- Cbz-L-beta-Leucine (CAS 215608-32-5)
- 3,5-Dichloro-2-(2-chloro-acetylamino)-benzoic acid (CAS 39263-98-4)
- ethyl 2-methyl-5-oxocyclopentane-1-carboxylate (CAS 58073-90-8)
- 6-Methyl-5-heptenoic Acid (CAS 24286-45-1)
- 2-Fluoro-β,β-dimethylbenzenepropanol (CAS 1267666-99-8)
- 4-Methoxypyridine (CAS 620-08-6)
- 1-(7-Nitro-1H-indol-3-yl)ethanone (CAS 165669-21-6)
- 1-(2-Bromobenzyl)-5-methyl-1h-pyrazol-4-amine (CAS 1339871-95-2)
- Semaglutide Impurity 183 (CAS 159541-28-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com