5-(3,4-Dichlorobenzamido)-2-ethoxybenzene-1-sulfonyl chloride CAS 680617-90-7
| CAS No. | 680617-90-7 |
| Molecular Formula | C15H12Cl3NO4S |
| Molecular Weight | 408.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-(3,4-Dichlorobenzamido)-2-ethoxybenzene-1-sulfonyl chloride is closely related to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5-(3,4-Dichlorobenzamido)-2-ethoxybenzene-1-sulfonyl chloride (CAS 680617-90-7), molecular formula C15H12Cl3NO4S and molecular weight 408.68 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-(3,4-Dichlorobenzamido)-2-ethoxybenzene-1-sulfonyl chloride (C15H12Cl3NO4S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 408.68 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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 | C15H12Cl3NO4S |
| Molecular Weight | 408.68 g/mol |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dichlorobenzamido Standards
- 2-(2,4-Dichlorobenzamido)-5-(pyrimidin-2-yloxy)benzoic acid (CAS 756813-87-3)
- Ethyl 2-(2-(1-(2,4-dichlorobenzamido)ethyl)-1H-benzo[d]imidazol-1-yl)acetate (CAS 866038-56-4)
- Ethyl 3-(2,4-dichlorobenzamido)-2-oxo-6-(trifluoromethyl)-2H-pyran-5-carboxylate (CAS 400083-21-8)
- Methyl 6-((2-(2,3-dichlorobenzamido)phenyl)thio)nicotinate (CAS 861212-59-1)
- 4-(2,6-Dichlorobenzamido)-N-(piperidin-4-yl)-1H-pyrazole-3-carboxamide (CAS 844442-38-2)
- Methyl 2-(2,4-dichlorobenzamido)-3-(phenylamino)acrylate (CAS 1164508-13-7)
- Methyl 2-(3,4-dichlorobenzamido)-4-methyl-5-(piperidine-1-carbonyl)thiophene-3-carboxylate (CAS 335406-47-8)
- Ethyl 2-(3,4-dichlorobenzamido)-4-methylthiazole-5-carboxylate (CAS 392719-77-6)
Recommended Standards
- 3-(2-Chlorophenyl)-3-(3,5-dichlorobenzenesulfonamido)propanoic acid (CAS 794573-87-8)
- 5-(3,5-Dichlorobenzoylamino)-2-ethoxy-benzenesulfonyl chloride (CAS 680617-96-3)
- (1E)-N-(2-Chloro-4-fluorophenyl)-1-{4-[(2,4-dichlorophenyl)methoxy]phenyl}methanimine (CAS 297149-78-1)
- 5'-Amino-4-bromo-4''-chloro-[1,1':3',1''-terphenyl]-4',6'-dicarbonitrile (CAS 299937-34-1)
- (3-methoxyoxolan-3-yl)methanamine hydrochloride (CAS 1461706-43-3)
- 4-Methyl-1,4-dihydropyrido[2,3-b]pyrazine-2,3-dione (CAS 80708-25-4)
- Tert-butyl (1-(4-aminophenyl)piperidin-3-yl)carbamate (CAS 889948-89-4)
- 1-(4-fluorophenyl)butane-1,4-diol (CAS 1267310-14-4)
- 3,9-Diazabicyclo[4.2.1]nonane (CAS 284-19-5)
- (S)-6-chloro-N-(1,1,1-trifluoropropan-2-yl)pyridine-3-sulfonamide (CAS 1247939-81-6)
- 2-(5-Chloro-2-fluorobenzenesulfonyl)-2-[(2E)-pyrrolidin-2-ylidene]acetonitrile (CAS 1454881-53-8)
- Thiazol-5-ylmethanamine (CAS 161805-76-1)
- 2,2,3,3-Tetrafluoropropyl (2,2,3,3,4,4,5,5,6,6,6-undecafluorohexyl) carbonate (CAS 1980040-07-0)
- Acetyl-(Leu28ยท31)-Neuropeptide Y (24-36) (CAS 155709-24-3)
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