2-(1,3-Dioxo-2,3-dihydro-1h-isoindol-2-yl)ethyl methanesulfonate CAS 128648-56-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 128648-56-6 |
| Molecular Formula | C11H11NO5S |
| Molecular Weight | 269.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(1,3-Dioxo-2,3-dihydro-1h-isoindol-2-yl)ethyl methanesulfonate (CAS 128648-56-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H11NO5S. Molecular weight: 269.27 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H11NO5S |
| Molecular Weight | 269.27 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dioxo Standards
- 3-[(1,3-dioxo-2,3-dihydro-1h-isoindol-2-yl)methyl]-1-methyl-1h-pyrazole-4-carbaldehyde (CAS 1420794-02-0)
- 2-(1,3-Dioxo-1H-benzo[de]isoquinolin-2(3H)-yl)propanoic acid (CAS 135980-46-0)
- 3-(1,3-Dioxo-1H-benzo[de]isoquinolin-2(3H)-yl)propanoic acid (CAS 86703-96-0)
- 2-(1,1-Dioxo-1lambda~6~,4-thiazinan-4-yl)benzenecarbohydrazide (CAS 685108-25-2)
- 2-(1,1-Dioxo-1lambda6-thiomorpholin-4-yl)-2-phenylacetic acid (CAS 446276-14-8)
- Ethyl 2-(2,5-dioxo-4,4-dipropylimidazolidin-1-yl)acetate (CAS 730-94-9)
- 1,3-Dioxo-2-(pyrimidin-2-yl)isoindoline-5-carboxylic acid (CAS 328549-52-6)
- 3-(5,7-Dioxo-5,7-dihydro-6H-pyrrolo[3,4-b]pyrazin-6-yl)benzoic acid (CAS 404381-55-1)
Recommended Standards
- Tizoxanide-d4 (CAS 1246817-56-0)
- 3-(3-Amino-4-fluorophenyl)-2-methylquinazolin-4(3H)-one (CAS 1286713-42-5)
- 1-Benzyl-6-fluoro-1h-indole-2-carboxylic acid (CAS 1240568-85-7)
- 3-azido-1-chloro-1,1-difluoropropane (CAS 1909316-86-4)
- 2,4-Difluorophenyl propionate (CAS 924868-79-1)
- (5-Chloro-6-(furan-2-yl)pyridin-3-yl)boronic acid (CAS 2225180-82-3)
- 2-[(Phenylamino)thioxomethyl]hydrazide 4-(Hydroxymethyl)-benzoic Acid (CAS 935291-63-7)
- 5-(Chloromethyl)-n-phenyl-1,3,4-thiadiazole-2-carboxamide (CAS 113940-13-9)
- Ceftazidime Impurity 27 (CAS 83654-89-1)
- Tirzepatide (CAS 2023788-19-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com