2-(Diphenylamino)-5-(2-(3-ethylbenzo[d]oxazol-2(3H)-ylidene)ethylidene)thiazol-4(5H)-one CAS 2718-77-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2718-77-6 |
| Molecular Formula | C26H21N3O2S |
| Molecular Weight | 439.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(Diphenylamino)-5-(2-(3-ethylbenzo[d]oxazol-2(3H)-ylidene)ethylidene)thiazol-4(5H)-one (CAS 2718-77-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C26H21N3O2S. Molecular weight: 439.53 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C26H21N3O2S |
| Molecular Weight | 439.53 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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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- 2-(5-(4-(Diphenylamino)styryl)thiophen-2-yl)ethene-1,1,2-tricarbonitrile (CAS 163630-46-4)
- 2-((7-(4-(Diphenylamino)phenyl)benzo[c][1,2,5]thiadiazol-4-yl)methylene)malononitrile (CAS 1393343-60-6)
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Recommended Standards
- Ziresovir, >98% (HPLC) (CAS 1422500-60-4)
- 3-(5-((2-((4-Ethoxyphenyl)amino)-2-oxoethyl)thio)-4-methyl-4H-1,2,4-triazol-3-yl)-N-phenylpropanamide (CAS 5444-42-8)
- N-(4-fluorobenzyl)-2-((3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1040632-02-7)
- Acrolein 2,4-Dinitrophenylhydrazone-d3 (CAS 259824-62-9)
- 4-Chloro-3-fluorophenyl magnesium bromide solution (CAS 170793-00-7)
- 4-(1-Ethyl-1h-imidazol-2-yl)butan-2-one (CAS 1344059-48-8)
- 2-Amino-2-(4-ethynylphenyl)ethan-1-ol (CAS 1824444-67-8)
- 3-(2,5-Dimethoxyphenyl)azetidin-3-ol (CAS 1388073-11-7)
- 2-(Benzo[1,3]dioxol-5-yloxy)-propionic acid (CAS 106690-34-0)
- Semaglutide Impurity 3 (CAS CATO-C4X-22263)
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