Ethyl 3-(4-nitrobenzamido)-2-oxo-6-phenyl-2H-pyran-5-carboxylate CAS 338418-35-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338418-35-2 |
| Molecular Formula | C21H16N2O7 |
| Molecular Weight | 408.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Ethyl 3-(4-nitrobenzamido)-2-oxo-6-phenyl-2H-pyran-5-carboxylate (CAS 338418-35-2) pharmaceutical standards reference standard. Molecular formula: C21H16N2O7. Molecular weight: 408.36 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C21H16N2O7 |
| Molecular Weight | 408.36 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- 2-(3-Nitrobenzamido)-2-oxoethyl 1-(3-fluorophenyl)cyclopentane-1-carboxylate (CAS 733000-36-7)
- Ethyl 2-(4-nitrobenzamido)-5-phenylthiophene-3-carboxylate (CAS 307536-20-5)
- Ethyl 2-(4-nitrobenzamido)-7-oxo-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate (CAS 329059-84-9)
- 3-(4-Nitrobenzamido)-1-phenyl-1H-pyrazol-5-yl benzoate (CAS 476479-81-9)
- Ethyl 2-(4-nitrobenzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate (CAS 72625-08-2)
- 4-(4-Nitrobenzamido)benzene-1-sulfonyl fluoride (CAS 19188-68-2)
- 3-(4-Nitrobenzamido)benzene-1-sulfonyl fluoride (CAS 19160-14-6)
- 3-(3-Nitrobenzamido)benzene-1-sulfonyl fluoride (CAS 19160-16-8)
Recommended Standards
- 4-Hydroxy-3,5-diiodobenzoyl chloride (CAS 5536-78-7)
- Tert-butyl 4-((5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-2-yl)methyl)piperazine-1-carboxylate (CAS 2096333-65-0)
- 4-Chloro-3,5-diiodobenzoic acid (CAS 41252-93-1)
- (5-Methoxypyrimidin-2-yl)methanamine hydrochloride (CAS 1956318-42-5)
- 2-Cyclobutyl-1-phenylquinazolin-4(1H)-one (CAS 71567-80-1)
- 4-Methoxy-3-[(3,4,5-trimethyl-1H-pyrazol-1-yl)-methyl]benzoic acid (CAS 1169970-27-7)
- 6-((3-(3,4-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl)methyl)-3-(3-fluorobenzyl)-3,6-dihydro-7H-[1,2,3]triazolo[4,5-d]pyrimidin-7-one (CAS 1040639-91-5)
- (9h-Fluoren-9-yl)methyl 2-(3-hydroxypropyl)pyrrolidine-1-carboxylate (CAS 1344238-75-0)
- 4-Bromo-2-isopropoxybenzamide (CAS 1369853-57-5)
- Semaglutide-d8 Tetratrifluoroacetate (CAS CATO-C4X-222617)
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