4-Acetamido-3-methoxybenzene-1-sulfonyl chloride CAS 46713-94-4
| CAS No. | 46713-94-4 |
| Molecular Formula | C9H10ClNO4S |
| Molecular Weight | 263.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 4-Acetamido-3-methoxybenzene-1-sulfonyl chloride (C9H10ClNO4S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 263.70 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies 4-Acetamido-3-methoxybenzene-1-sulfonyl chloride (CAS 46713-94-4), a certified reference material (molecular formula C9H10ClNO4S, MW 263.70 g/mol) for analytical method development and quality control.
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.
As a certified reference material (CRM), 4-Acetamido-3-methoxybenzene-1-sulfonyl chloride 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.
Physical & Chemical Properties
| Molecular Formula | C9H10ClNO4S |
| Molecular Weight | 263.70 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1970 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Acetamido Standards
- 4-Acetamido-2-methoxybenzenesulfonyl chloride (CAS 16781-12-7)
- 3-Acetamido-4-methoxybenzene-1-sulfonyl chloride (CAS 3746-67-6)
- 5-Acetamido-2-methoxybenzene-1-sulfonyl chloride (CAS 5804-73-9)
- 2-Acetamido-5-bromothiophene-3-carboxylic acid (CAS 1160474-66-7)
- 4-(2-Acetamido-3-oxobutyl)phenyl acetate (CAS 412335-18-3)
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Recommended Standards
- 4-(2-(Methylamino)-2-oxoethoxy)benzenesulfonyl chloride (CAS 944888-19-1)
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- 3-Carbamoyl-4-ethoxybenzenesulfonyl chloride (CAS 926209-59-8)
- 4-Chloro-3-(dimethylsulfamoyl)benzoic acid (CAS 59210-61-6)
- 4-(4-tert-Butylphenoxy)-2-phenylquinazoline (CAS 866155-20-6)
- Methyl 5-(cyclopropanecarbonyl)furan-2-carboxylate (CAS 1399656-66-6)
- Ethyl(p-tolyl)sulfane (CAS 622-63-9)
- Finasteride Impurity 33 (CAS 35498-66-9)
- 4-(2-((4-Chlorobenzyl)thio)-4,5-dihydro-1H-imidazol-1-yl)benzoic acid (CAS 338772-46-6)
- 4-[(Benzyloxy)carbonyl]-2-piperazinecarboxylic acid hydrochloride (CAS 64172-99-2)
- N1-ethyl-N1-(2-methylbenzyl)ethane-1,2-diamine (CAS 1154888-95-5)
- 1-(2,5-Dimethylphenyl)propan-1-amine (CAS 1018586-68-9)
- 6-Fluoro-4-methoxypicolinic acid (CAS 1060805-15-3)
- Peptide 432 (CAS CATO-CPTD788432)
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