Methyl 3-(n-allyl-n-(4-methoxyphenyl)sulfamoyl)-4-chlorobenzoate CAS 379726-50-8
| CAS No. | 379726-50-8 |
| Molecular Formula | C18H18ClNO5S |
| Molecular Weight | 395.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Methyl 3-(n-allyl-n-(4-methoxyphenyl)sulfamoyl)-4-chlorobenzoate 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.
Methyl 3-(n-allyl-n-(4-methoxyphenyl)sulfamoyl)-4-chlorobenzoate (CAS 379726-50-8), molecular formula C18H18ClNO5S and molecular weight 395.86 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Methyl 3-(n-allyl-n-(4-methoxyphenyl)sulfamoyl)-4-chlorobenzoate (C18H18ClNO5S) 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 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 395.86 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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.
Physical & Chemical Properties
| Molecular Formula | C18H18ClNO5S |
| Molecular Weight | 395.86 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- Ethyl 5-(1,3-dioxaindan-5-ylmethyl)-2-(2-chloroacetamido)-4-methylthiophene-3-carboxylate (CAS 568543-97-5)
- Methyl 4-chloro-3-[(2-methoxyphenyl)(prop-2-en-1-yl)sulfamoyl]benzoate (CAS 379726-51-9)
- 1-(4-Chlorobenzenesulfonyl)-N'-[(1E)-(furan-2-yl)methylidene]piperidine-4-carbohydrazide (CAS 478030-78-3)
- N-(4-Chlorophenyl)-2-(3,4,5-trimethoxybenzoyl)-1-hydrazinecarbothioamide (CAS 70452-43-6)
- 1-(2-Bromophenyl)-4-oxocyclohexanecarboxylic Acid (CAS 1385694-47-2)
- 4-Chloro-N-isopropyl-2-methoxy-5-methylaniline (CAS 1019628-16-0)
- Benzyl 4-(4-carbamoylphenoxy)piperidine-1-carboxylate (CAS 1823500-13-5)
- Valsartan Impurity 115 (CAS CATO-C4X-1057115)
- ethyl 3-(acetylamino)-1H-indole-2-carboxylate (CAS 56545-51-8)
- 3-((7-Methoxy-2-(trifluoromethyl)quinazolin-4-yl)amino)propanoic acid (CAS 929455-33-4)
- 4-Epianhydrotetracycline Hydrochloride (CAS 4465-65-0)
- Anthracene-2,3-dicarboxylic acid (CAS 10210-28-3)
- Dapagliflozin Impurity 47 (CAS CATO-C4X-113847)
- Semaglutide impurity 229 (CAS CATO-C4X-2226229)
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