(E)-2-phenyl-4-((thiazol-2-ylimino)methyl)oxazol-5-ol CAS 78666-78-1
| CAS No. | 78666-78-1 |
| Molecular Formula | C13H9N3O2S |
| Molecular Weight | 271.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 271.29 g/mol gives (E)-2-phenyl-4-((thiazol-2-ylimino)methyl)oxazol-5-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies (E)-2-phenyl-4-((thiazol-2-ylimino)methyl)oxazol-5-ol (CAS 78666-78-1), a certified reference material (molecular formula C13H9N3O2S, MW 271.29 g/mol) for analytical method development and quality control.
Based on its molecular formula C13H9N3O2S, (E)-2-phenyl-4-((thiazol-2-ylimino)methyl)oxazol-5-ol contains a nitrogen-containing heterocyclic scaffold, 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 271.29 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (E)-2-phenyl-4-((thiazol-2-ylimino)methyl)oxazol-5-ol 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 | C13H9N3O2S |
| Molecular Weight | 271.29 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 |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Recommended Standards
- (5E)-5-[(3-Phenyl-1H-pyrazol-4-yl)methylidene]-1,3-thiazolidine-2,4-dione (CAS 477710-84-2)
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- (4-Fluorophenyl)(3-methyl-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)methanone (CAS 338747-71-0)
- (S)-4-Methoxy-3-(naphthalen-2-ylmethyl)-4-oxobutanoic acid (CAS 220497-75-6)
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