Methyl 4-{[(3-chloro-2-methylphenyl)(phenylsulfonyl)amino]methyl}benzoate CAS 591744-38-6
| CAS No. | 591744-38-6 |
| Molecular Formula | C22H20ClNO4S |
| Molecular Weight | 429.92 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Methyl 4-{[(3-chloro-2-methylphenyl)(phenylsulfonyl)amino]methyl}benzoate 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 4-{[(3-chloro-2-methylphenyl)(phenylsulfonyl)amino]methyl}benzoate (CAS 591744-38-6), molecular formula C22H20ClNO4S and molecular weight 429.92 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C22H20ClNO4S, Methyl 4-{[(3-chloro-2-methylphenyl)(phenylsulfonyl)amino]methyl}benzoate contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 429.92 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C22H20ClNO4S |
| Molecular Weight | 429.92 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- Ticagrelor Impurity 32 (CAS 376608-75-2)
- N-(3-(4-Chlorophenyl)allyl)-N-(2-(isoquinoline-5-sulfonamido)ethyl)formamide (CAS 130964-32-8)
- tert-butyl (1-(4-hydroxyphenyl)ethyl)carbamate (CAS 763932-69-0)
- 4-Chloro-2-(2-fluorophenyl)thieno[2,3-d]pyrimidine (CAS 773140-11-7)
- methyl 2-chloro-4-phenylbenzoate (CAS 472810-33-6)
- 2881-63-2 3-(4-Chlorophenyl)-3-oxopropanoic acid ethyl ester Ethyl (4-chlorobenzoyl)acetate Ethyl 3-(4-chlorophenyl)-3-oxopropanoate NSC 406743 (CAS 2881-63-2)
- Glipizide Impurity 10(Dimer Impurity) (CAS CATO-C4X-140710)
- (3S,4R)-3-(Hydroxymethyl)-4-isopropyldihydrofuran-2(3H)-one (CAS 116087-32-2)
- 5-Bromo-2-(methylthio)pyrimidine-4-carboxamide (CAS 201996-69-2)
- 4-(2-Oxoimidazolidin-1-yl)benzoic acid (CAS 167626-55-3)
- 6-(((4-Methylthiazol-2-yl)thio)methyl)-4-oxo-4H-pyran-3-yl 2-nitrobenzoate (CAS 896304-59-9)
- Peptide Fmoc-Thi-Thi-OH (CAS CATO-CPTD788552)
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