2-(2-((3-Chloro-1,4-dioxo-1,4-dihydronaphthalen-2-yl)amino)ethoxy)ethyl 4-chlorobenzoate CAS 331462-33-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 331462-33-0 |
| Molecular Formula | C21H17Cl2NO5 |
| Molecular Weight | 434.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(2-((3-Chloro-1,4-dioxo-1,4-dihydronaphthalen-2-yl)amino)ethoxy)ethyl 4-chlorobenzoate (CAS 331462-33-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H17Cl2NO5. Molecular weight: 434.27 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C21H17Cl2NO5 |
| Molecular Weight | 434.27 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
- (2E)-3-[(4-Chloro-2-fluorophenyl)amino]-1-{4-[(2-chloro-6-fluorophenyl)methoxy]phenyl}prop-2-en-1-one (CAS 477888-62-3)
- 5-Chloro-N4-(cyclopropylmethyl)-2-methyl-N4-propyl-N6-(2,4,6-trichlorophenyl)pyrimidine-4,6-diamine (CAS 184241-44-9)
- 3-((2-Chloro-5-nitrophenyl)amino)-1-(2,4,6-trichlorophenyl)-1H-pyrazol-5(4H)-one (CAS 30707-68-7)
- Ethyl 2-(3-chloro-6-methylbenzo[b]thiophene-2-carboxamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate (CAS 314022-54-3)
- 4-Chloro-5-methyl-3-(1,1,2,2,3,3,4,4,5,5,6,6,6-tridecafluorohexyl)-1h-pyrazole (CAS 244022-66-0)
- 2-Chloro-N-(2,2-diphenylethyl)-9-(tetrahydro-2H-pyran-2-yl)-9H-purin-6-amine (CAS 264608-14-2)
- N-(5-Chloro-3-(phenylsulfonyl)-1H-indol-2-yl)-2-morpholinoacetamide (CAS 918493-24-0)
- 4-((2-Chloro-6-fluorobenzyl)oxy)-3-ethoxy-5-iodobenzaldehyde (CAS 944666-98-2)
Recommended Standards
- (S)-N-((1-Ethylpyrrolidin-2-yl)methyl)-2-hydroxy-3-iodo-5,6-dimethoxybenzamide (CAS 131062-31-2)
- 2-Cyano-3-(5-(2,5-dichlorophenyl)furan-2-yl)-N-(quinolin-8-yl)acrylamide (CAS 304896-21-7)
- tert-Butyl 3-((6-iodo-3-methoxypyridin-2-yloxy)-methyl)pyrrolidine-1-carboxylate (CAS 1186311-18-1)
- 4-Ethynyl-2-(trifluoromethoxy)aniline (CAS 1233506-33-6)
- 3-amino-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 877825-67-7)
- 3-[4-(3-chlorophenyl)piperazin-1-yl]propanenitrile (CAS 48167-19-7)
- 3-Nitrophenylsulfur Pentafluoride (CAS 2613-26-5)
- 5-(4-Piperidinyl)-1H-pyrazol-3-amine dihydrochloride (CAS 1799293-20-1)
- Ethyl 4-(3-((2,4-dichlorophenyl)sulfonamido)phenoxy)-2-(methylthio)pyrimidine-5-carboxylate (CAS 478065-36-0)
- Des-[Gly]31-Semaglutide(x TFA Salt) (CAS 873874-39-6(free base))
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 13829788188 / jacky.chen@cato-chem.com