Ethyl 3-((2-amino-5-chlorophenyl)sulfonyl)-5-chloro-1H-indole-2-carboxylate CAS 206256-33-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 206256-33-9 |
| Molecular Formula | C17H14Cl2N2O4S |
| Molecular Weight | 413.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 3-((2-amino-5-chlorophenyl)sulfonyl)-5-chloro-1H-indole-2-carboxylate (CAS 206256-33-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C17H14Cl2N2O4S. Molecular weight: 413.28 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C17H14Cl2N2O4S |
| Molecular Weight | 413.28 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2015 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- Delanzomib (CAS 847499-27-8)
- Guanosine Impurity 1 (CAS 69281-33-0)
- Butyl 4-(((4-bromophenyl)sulfonyl)oxy)benzoate (CAS 331462-35-2)
- 3-Bromo-2-oxopropanalDISCONTINUED (CAS 81371-84-8)
- N-(3,4-Dichlorophenyl)-2-((4-ethyl-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 526192-91-6)
- 2-Methyl-n-(piperidin-3-ylmethyl)propanamide (CAS 1016685-94-1)
- Methyl 4-amino-3-(cyclopropylmethoxy)benzoate (CAS 1154342-13-8)
- 5-{[(3-fluorophenyl)methyl]amino}-2,3-dihydro-1h-1,3-benzodiazol-2-one (CAS 1042605-95-7)
- 2,7-Dichloro-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 278614-91-8)
- Semaglutide impurity 331 (CAS CATO-C4X-2226231)
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