4-(Pyridin-3-ylmethylene)-2-((E)-styryl)oxazol-5(4H)-one CAS 315694-89-4
| CAS No. | 315694-89-4 |
| Molecular Formula | C17H12N2O2 |
| Molecular Weight | 276.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Pyridin-3-ylmethylene)-2-((E)-styryl)oxazol-5(4H)-one (C17H12N2O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
4-(Pyridin-3-ylmethylene)-2-((E)-styryl)oxazol-5(4H)-one (CAS 315694-89-4), molecular formula C17H12N2O2 and molecular weight 276.29 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-(Pyridin-3-ylmethylene)-2-((E)-styryl)oxazol-5(4H)-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 | C17H12N2O2 |
| Molecular Weight | 276.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- 4-[(1-Acetyl-2,3-dihydro-1H-indol-7-yl)amino]-4-oxobutanoic acid (CAS 394654-07-0)
- 6,8-Dimethyl-2-(4-methylphenyl)-4H-3,1-benzoxazin-4-one (CAS 301193-61-3)
- Declopramide (CAS 891-60-1)
- 2-Methyl-3-oxo-N-[3-(trifluoromethyl)benzoyl]-3,4-dihydro-2H-1,4-benzoxazine-2-carbohydrazide (CAS 861207-04-7)
- 1-(2,5-Difluorophenyl)-2-methylpropan-2-ol (CAS 1251061-95-6)
- 1-(2-(4-Iodo-1h-pyrazol-1-yl)phenyl)ethan-1-one (CAS 1341970-82-8)
- N-(4-Chlorobenzyl)-2,4-dinitroaniline (CAS 10268-90-3)
- 4-([1,2,4]Triazolo[4,3-a]pyridin-3-yl)aniline hydrochloride (CAS 1401319-39-8)
- Sulfur, (2,3-dihydro-2-thioxo-5-benzoxazolyl)pentafluoro-, (OC-6-21)- (CAS 1394319-58-4)
- 2-(2-Methoxy-6-nitrophenyl)acetonitrile (CAS 20876-27-1)
- Gastric Inhibitory Polypeptide (3-42) (human) trifluoroacetate salt (CAS 1802086-25-4)
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