2-(1,3-Dioxoisoindolin-2-yl)ethyl 4-methylbenzenesulfonate CAS 5460-83-3
| CAS No. | 5460-83-3 |
| Molecular Formula | C17H15NO5S |
| Molecular Weight | 345.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(1,3-Dioxoisoindolin-2-yl)ethyl 4-methylbenzenesulfonate (CAS 5460-83-3) is a high-purity analytical reference standard with the molecular formula C17H15NO5S and a molecular weight of 345.37 g/mol.
Based on its molecular formula C17H15NO5S, 2-(1,3-Dioxoisoindolin-2-yl)ethyl 4-methylbenzenesulfonate contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 345.37 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.
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), 2-(1,3-Dioxoisoindolin-2-yl)ethyl 4-methylbenzenesulfonate 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 | C17H15NO5S |
| Molecular Weight | 345.37 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 |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dioxoisoindolin Standards
- (R)-2-[(1,3-Dioxoisoindolin-2-yl)methyl]morpholine-4-carboxylic acid tert-butyl ester (CAS 1308849-93-5)
- 3-(4-(1,3-dioxoisoindolin-2-yl)butyl)-1H-indole-5-carbonitrile (CAS 2386861-43-2)
- 2-(2-((1,3-Dioxoisoindolin-2-yl)oxy)acetamido)-N,3,3-trimethylbutanamide (CAS 318949-44-9)
- 1-(1,3-Dioxoisoindolin-2-yl) 4-methyl bicyclo[2.2.1]Heptane-1,4-dicarboxylate (CAS 2248338-80-7)
- 1,3-Dioxoisoindolin-2-yl 4-nitrobenzenesulfonate (CAS 151993-75-8)
- Methyl 2-(1,3-dioxoisoindolin-2-yl)-3-hydroxyquinoline-6-carboxylate (CAS 2435612-51-2)
- 1,3-Dioxoisoindolin-2-yl 2-((tert-butoxycarbonyl)amino)-2-methylpropanoate (CAS 2240185-68-4)
- 2-(1,3-Dioxoisoindolin-2-yl)ethyl 2-(methylthio)nicotinate (CAS 728909-43-1)
Recommended Standards
- 2-((4-Carbamoylphenyl)amino)-2-oxoethyl 2-(methylthio)nicotinate (CAS 474301-02-5)
- 2-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-oxoethyl 2-(methylthio)nicotinate (CAS 743463-82-3)
- 2-((3-(Methoxycarbonyl)-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl)carbamoyl)benzoic acid (CAS 328024-25-5)
- 2-(4-(4-Fluorobenzoyl)phenyl)-2-(4-methoxyphenyl)acetonitrile (CAS 339114-73-7)
- N-Cyclopentyl-5-(m-tolyl)-2-(trifluoromethyl)pyrimidin-4-amine (CAS 917895-63-7)
- 2-(2,2-Dimethylbenzo[d][1,3]dioxol-5-yl)acetic acid (CAS 38515-59-2)
- Neodymium(III) hydroxide hydrate (CAS 16469-17-3)
- Cyamemazine-d6 (CAS 1216608-24-0)
- Methyl 4-ethyl-2,4-dimethyl-5-oxoimidazolidine-2-carboxylate (CAS 802891-93-6)
- Pazopanib Impurity 47 (CAS 1821666-71-0)
- 3-(Chloromethyl)-1,2,4-thiadiazol-5-amine (CAS 112807-11-1)
- Dimethylsulfamoyl fluoride (CAS 354-44-9)
- Ethyl N-((2,4-dichlorophenyl)sulfonyl)-S-(3-(1,3-dioxoisoindolin-2-yl)propyl)cysteinate (CAS 1396966-97-4)
- Fas C- Terminal Tripeptide (CAS 189109-90-8)
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