4-(3-Ethoxybenzylidene)-2-phenyloxazol-5(4H)-one CAS 200126-69-8
| CAS No. | 200126-69-8 |
| Molecular Formula | C18H15NO3 |
| Molecular Weight | 293.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, 4-(3-Ethoxybenzylidene)-2-phenyloxazol-5(4H)-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 293.32 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
4-(3-Ethoxybenzylidene)-2-phenyloxazol-5(4H)-one (CAS 200126-69-8), molecular formula C18H15NO3 and molecular weight 293.32 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-(3-Ethoxybenzylidene)-2-phenyloxazol-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 | C18H15NO3 |
| Molecular Weight | 293.32 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2014 |
| Nitrogen Atoms | 1 |
Related Ethoxybenzylidene Standards
- 4-(2-Ethoxybenzylidene)-3-phenylisoxazol-5(4H)-one (CAS 89114-07-8)
- (E)-4-((4-ethoxybenzylidene)amino)-2-nitroaniline (CAS 315248-81-8)
- 2-(2-Ethoxybenzylidene)-6-hydroxybenzofuran-3(2h)-one (CAS 623122-68-9)
- 2-(4-Ethoxybenzylidene)-6-hydroxybenzofuran-3(2h)-one (CAS 623122-67-8)
- 2-(2-Ethoxybenzylidene)-1H-indene-1,3(2H)-dione (CAS 61499-30-7)
- 2-(4-Ethoxybenzylidene)-1H-indene-1,3(2H)-dione (CAS 57189-82-9)
- (E)-1-(4-((4-Ethoxybenzylidene)amino)phenyl)ethan-1-one (CAS 17224-17-8)
- (5E)-5-(4-Ethoxybenzylidene)-2-mercapto-1,3-thiazol-4(5H)-one (CAS 100063-24-9)
Recommended Standards
- 4-(2-Methoxyphenyl)-1,4-dihydro[1,3,5]triazino-[1,2-a]benzimidazol-2-amine (CAS 669718-22-3)
- 4-(4-Methoxyphenyl)-3,4-dihydrobenzo[4,5]imidazo[1,2-a][1,3,5]triazin-2(1h)-imine (CAS 78650-03-0)
- 4-(6,7-Dimethoxy-1,2,3,4-tetrahydroisoquinolin-2-yl)-4-oxobutanoic acid (CAS 842955-83-3)
- 4-(1H-Pyrrol-1-yl)phenethyl pyrimidine-5-carboxylate (CAS 823793-38-0)
- (2-Fluoro-6-iodophenyl)methanamine (CAS 771579-32-9)
- 1-(4-Methoxyphenyl)-1h-imidazol-2-amine (CAS 21722-06-5)
- 2-Amino-n-propylpropanamide hydrochloride (CAS 1236255-45-0)
- 2-((3-(2-Acetamidoethyl)-1H-indol-5-yl)oxy)acetic acid (CAS 319919-14-7)
- 2-Chloro-5-(2,2-difluorocyclopropyl)pyrimidine (CAS 2654054-58-5)
- Creatinine ZincChloride(2:1) (CAS 62708-52-5)
- n-(2-Aminoethyl)-4-methoxybenzenesulfonamide (CAS 90566-22-6)
- 2-(Isoquinolin-1-yl)benzoic acid (CAS 95264-23-6)
- tert-Butyl (1-(2-(hydroxymethyl)phenyl)pyrrolidin-3-yl)carbamate (CAS 889956-27-8)
- D-Pro36-Tirzepatide (CAS CATO-CPTD788903)
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