(S)-ethyl 2-(2-benzyl-3-(4-nitrophenylsulfonyloxy)propanamido)acetate CAS 1404514-08-4
| CAS No. | 1404514-08-4 |
| Molecular Formula | C20H22N2O8S |
| Molecular Weight | 450.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(S)-ethyl 2-(2-benzyl-3-(4-nitrophenylsulfonyloxy)propanamido)acetate (CAS 1404514-08-4), molecular formula C20H22N2O8S and molecular weight 450.46 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (S)-ethyl 2-(2-benzyl-3-(4-nitrophenylsulfonyloxy)propanamido)acetate (C20H22N2O8S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 450.46 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C20H22N2O8S |
| Molecular Weight | 450.46 g/mol |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Recommended Standards
- Leniolisib (CAS 1354690-24-6)
- Ethyl 2-(2-benzyl-3-(((4-nitrophenyl)sulfonyl)oxy)propanamido)acetate (CAS 1431697-91-4)
- Epristeride Impurity 5 (CAS CATO-C4X-30085)
- 2-{[5-cyano-4-(trifluoromethyl)-[2,3'-bipyridine]-6-yl]sulfanyl}-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide (CAS 625378-23-6)
- 2-(2,3-Dichlorophenyl)cyclopropan-1-amine hydrochloride (CAS 1311314-99-4)
- 2-Bromo-4-ethoxypyridine (CAS 17117-13-4)
- N-(3-Hydroxy-2-iodopyridin-4-yl)pivalamide (CAS 1142192-39-9)
- 1-(3,4-Dichlorobenzyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1604036-61-4)
- (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-((S)-1-(tert-butoxycarbonyl)pyrrolidin-2-yl)propanoic acid (CAS 206060-57-3)
- (3-(Aminomethyl)phenyl)boronic acid hydrochloride (CAS 352525-94-1)
- 4-Allyl-2-nitroaniline (CAS 160522-85-0)
- 1-(4-ethoxyphenyl)piperazine dihydrochloride (CAS 53689-12-6)
- 1-Methyl-5-(trifluoromethyl)-1H-pyrazole-4-carbonyl chloride (CAS 840489-25-0)
- Semaglutide impurity 44 (CAS CATO-C4X-222644)
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