4-(4-(Allyloxy)benzoyl)-5-(4-ethylphenyl)-3-hydroxy-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one CAS 618074-13-8
| CAS No. | 618074-13-8 |
| Molecular Formula | C28H26N2O4 |
| Molecular Weight | 454.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(4-(Allyloxy)benzoyl)-5-(4-ethylphenyl)-3-hydroxy-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (C28H26N2O4) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, 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-(4-(Allyloxy)benzoyl)-5-(4-ethylphenyl)-3-hydroxy-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 618074-13-8), molecular formula C28H26N2O4 and molecular weight 454.52 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C28H26N2O4 |
| Molecular Weight | 454.52 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 2 |
Related Allyloxy Standards
- 4-(4-(Allyloxy)benzoyl)-3-hydroxy-5-(4-hydroxy-3-methoxyphenyl)-1-(3-methoxypropyl)-1H-pyrrol-2(5H)-one (CAS 618077-22-8)
- 4-(4-(Allyloxy)benzoyl)-3-hydroxy-5-(4-methoxyphenyl)-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 614748-15-1)
- 4-(4-(Allyloxy)benzoyl)-5-(4-chlorophenyl)-1-(furan-2-ylmethyl)-3-hydroxy-1H-pyrrol-2(5H)-one (CAS 618077-28-4)
- 4-(4-(Allyloxy)benzoyl)-5-(4-(tert-butyl)phenyl)-3-hydroxy-1-(2-methoxyethyl)-1H-pyrrol-2(5H)-one (CAS 618074-25-2)
- (R)-2-(((Allyloxy)carbonyl)amino)-3-(tritylthio)propanoic acid (CAS 96865-72-4)
- Methyl 4-(4-((2-(allyloxy)naphthalen-1-yl)methyl)piperazin-1-yl)-3-nitrobenzoate (CAS 866149-67-9)
- 4-(4-(Allyloxy)benzoyl)-5-(3-fluorophenyl)-3-hydroxy-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 618074-08-1)
- 4-(4-(Allyloxy)benzoyl)-5-(4-fluorophenyl)-3-hydroxy-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 618074-06-9)
Recommended Standards
- 2-Imino-N-(3-methoxypropyl)-10-methyl-1-(2-morpholinoethyl)-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide (CAS 618383-67-8)
- 4,5,6,7-Tetraphenylisobenzofuran-1,3(3aH,7aH)-dione (CAS 6971-41-1)
- 2-Imino-1-(3-methoxypropyl)-10-methyl-N-(2-morpholinoethyl)-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide (CAS 618077-93-3)
- 5-(2,4-Dimethoxyphenyl)-1-(2-(dimethylamino)ethyl)-3-hydroxy-4-(4-methoxy-2-methylbenzoyl)-1H-pyrrol-2(5H)-one (CAS 384373-01-7)
- 2-((2,4-Dichlorophenyl)amino)-1,5,8-trihydroxyanthracene-9,10-dione (CAS 61548-28-5)
- endo-3-Aminomethyl-8-boc-8-azabicyclo[3.2.1]octane (CAS 273376-40-2)
- tert-Butyl (tert-butoxycarbonyl)(2-fluoro-4-methoxybenzyl)carbamate (CAS 937783-84-1)
- Ethyl 2-(2-methyl-4-(pentyloxy)phenyl)-2-oxoacetate (CAS 1443340-66-6)
- 2-Chloro-pyrido[2,3-b]pyrazine dihydrochloride (CAS 1187931-12-9)
- 1-(2-Methoxyethyl)-5-phenyl-1H-imidazol-2-amine (CAS 842973-94-8)
- 5-Chloro-4-fluoro -2-(trifluoromethyl)-1H-benzimidazole (CAS 89426-94-8)
- Rel-benzyl (4-((1R,3S)-3-methyl-5-oxocyclohexyl)pyridin-3-yl)carbamate (CAS 1187056-01-4)
- 2-(Pyrrolidin-1-ylmethyl)benzenesulfonamide (CAS 81629-87-0)
- Semaglutide Impurity 9 (CAS CATO-C4X-22269)
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