3-(2-Chlorophenyl)-3-(3,5-dichlorobenzenesulfonamido)propanoic acid CAS 794573-87-8
| CAS No. | 794573-87-8 |
| Molecular Formula | C15H12Cl3NO4S |
| Molecular Weight | 408.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 3-(2-Chlorophenyl)-3-(3,5-dichlorobenzenesulfonamido)propanoic acid (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).
3-(2-Chlorophenyl)-3-(3,5-dichlorobenzenesulfonamido)propanoic acid (CAS 794573-87-8), molecular formula C15H12Cl3NO4S and molecular weight 408.68 g/mol, is a CATO reference standard with documented purity and traceability.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
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.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
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Recommended Standards
- (1E)-N-(2-Chloro-4-fluorophenyl)-1-{4-[(2,4-dichlorophenyl)methoxy]phenyl}methanimine (CAS 297149-78-1)
- 5-(3,4-Dichlorobenzamido)-2-ethoxybenzene-1-sulfonyl chloride (CAS 680617-90-7)
- Di-tert-butyl (3-bromo-6-chloropyrazin-2-yl)iminodicarbonate (CAS 1801693-41-3)
- 5-(3,5-Dichlorobenzoylamino)-2-ethoxy-benzenesulfonyl chloride (CAS 680617-96-3)
- 2,2,2-Trifluoroethyl n-(2-methoxypyridin-3-yl)carbamate (CAS 1210138-46-7)
- 7-Bromo-3-methylindole, 97% (CAS 86915-22-2)
- 2,8-Bis(trifluoromethoxy)-5-(trifluoromethyl)-5H-dibenzo[b,d]thiophen-5-ium trifluoromethanesulfonate (CAS 2833773-70-7)
- 2-(4-Oxo-1-phenyl-1,4,6,7-tetrahydropyrazolo[3,4-d]thiazolo[3,2-a]pyrimidin-6-yl)acetic acid (CAS 1172015-12-1)
- n-(3,5-Dimethylphenyl)acetamide (CAS 2050-45-5)
- 3-Isopropyl-N5,1-dimethyl-1H-pyrazole-4,5-diamine (CAS 169261-04-5)
- 3-(2-Bromoethyl)pyridineDISCONTINUED, offer B801798 (CAS 120277-73-8)
- Methyl 3-(5,7-dimethyl-4-oxoquinolin-1(4H)-yl)propanoate (CAS 1279202-04-8)
- N-(5-Amino-2-methylphenyl)-2-(2,4-dimethylphenoxy)acetamide (CAS 954256-04-3)
- Insulin Degludec Impurity 17 (CAS CATO-C4X-215717)
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