[2-[[3-(2-Chlorobenzoyl)-5-ethyl-2-thienyl]amino]-2-oxoethyl]carbamic Acid Benzyl Ester CAS 50508-73-1
| CAS No. | 50508-73-1 |
| Molecular Formula | C23H21ClN2O4S |
| Molecular Weight | 456.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C23H21ClN2O4S, [2-[[3-(2-Chlorobenzoyl)-5-ethyl-2-thienyl]amino]-2-oxoethyl]carbamic Acid Benzyl Ester contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 456.94 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies [2-[[3-(2-Chlorobenzoyl)-5-ethyl-2-thienyl]amino]-2-oxoethyl]carbamic Acid Benzyl Ester (CAS 50508-73-1), a certified reference material (molecular formula C23H21ClN2O4S, MW 456.94 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), [2-[[3-(2-Chlorobenzoyl)-5-ethyl-2-thienyl]amino]-2-oxoethyl]carbamic Acid Benzyl Ester meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C23H21ClN2O4S |
| Molecular Weight | 456.94 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chlorobenzoyl Standards
- 4-(4-Chlorobenzoyl)-3-hydroxy-1-(5-methyl-1,3,4-thiadiazol-2-yl)-5-(3-nitrophenyl)-1H-pyrrol-2(5H)-one (CAS 477332-99-3)
- N'-(4-chlorobenzoyl)-1-((4-chlorophenyl)sulfonyl)piperidine-4-carbohydrazide (CAS 477872-87-0)
- 5-(4-Chlorobenzoyl)-6-(3,4-dimethoxyphenyl)-4-hydroxy-4-(trifluoromethyl)tetrahydropyrimidin-2(1H)-one (CAS 623936-46-9)
- 5-(4-Chlorobenzoyl)-6-(3-ethoxy-4-hydroxyphenyl)-4-hydroxy-4-(trifluoromethyl)tetrahydropyrimidin-2(1H)-one (CAS 474005-43-1)
- 4-(4-Chlorobenzoyl)-3-methyl-1-(4-(trifluoromethyl)benzyl)-3,4-dihydroquinoxalin-2(1H)-one (CAS 317822-28-9)
- (Z)-3-(((4-chlorobenzoyl)oxy)imino)-1-(2,4-dichlorobenzyl)indolin-2-one (CAS 320419-58-7)
- 4-(4-Chlorobenzoyl)-1-(2,4-dichlorobenzyl)-3-methyl-3,4-dihydroquinoxalin-2(1H)-one (CAS 317822-45-0)
- 4-(4-Chlorobenzoyl)-1-(2,6-dichlorobenzyl)-3-methyl-3,4-dihydroquinoxalin-2(1H)-one (CAS 317822-30-3)
Recommended Standards
- Retro-2 (CAS 1638-41-1)
- 4-Chloro-2-(4-(N,N-diethylsulfamoyl)phenyl)quinoline-6-sulfonyl fluoride (CAS 31242-12-3)
- 4-{[(4-chlorophenyl)methyl]sulfanyl}-5-methoxy-2-({[3-(trifluoromethyl)phenyl]methyl}sulfanyl)pyrimidine (CAS 478042-71-6)
- Methyl 2-(2-(4-chlorophenyl)acetamido)-4-methyl-5-(m-tolylcarbamoyl)thiophene-3-carboxylate (CAS 335409-04-6)
- (2,2-Difluorocyclopropyl)methanesulfonamide (CAS 2110011-23-7)
- NS1738, >98% (HPLC) (CAS 501684-93-1)
- n-(3,5-Dimethylphenyl)-2-((2,2,2-trifluoroethyl)amino)acetamide (CAS 869710-24-7)
- 2-amino-3,1,4$l^{5}-[1,2$l^{5},4]thiadiazolo[2,3-a][1$l^{5}]pyridin-4-ylium chloride (CAS 36273-97-9)
- N-Cyclopropyl-1H-pyrazole-5-carboxamide (CAS 305346-24-1)
- N-Hydroxybutanimidamide (CAS 27620-10-6)
- [2-(1H-1,3-benzodiazol-2-yl)ethyl](methyl)amine dihydrochloride (CAS 1268982-38-2)
- 2-Bromo-4,7-dichloro-1H-benzo[d]imidazole (CAS 1388031-84-2)
- Cinnzeylanol (CAS 62394-04-1)
- Semaglutide impurity 41 (CAS CATO-C4X-222641)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com