2-[(1,1-Dioxido-1,2-benzisothiazol-3-yl)amino]ethyl 2-chloroacetate CAS 591212-93-0
| CAS No. | 591212-93-0 |
| Molecular Formula | C11H11ClN2O4S |
| Molecular Weight | 302.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-[(1,1-Dioxido-1,2-benzisothiazol-3-yl)amino]ethyl 2-chloroacetate 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.
2-[(1,1-Dioxido-1,2-benzisothiazol-3-yl)amino]ethyl 2-chloroacetate (CAS 591212-93-0), molecular formula C11H11ClN2O4S and molecular weight 302.73 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-[(1,1-Dioxido-1,2-benzisothiazol-3-yl)amino]ethyl 2-chloroacetate (C11H11ClN2O4S) 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 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 302.73 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).
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 | C11H11ClN2O4S |
| Molecular Weight | 302.73 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dioxido Standards
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Recommended Standards
- (3-(4-Chlorophenyl)-1-(4-fluorophenyl)-1H-pyrazol-4-yl)methanol (CAS 618441-64-8)
- 2-Chloro-N-[4-(3,4-difluorophenyl)-1,3-thiazol-2-yl]propanamide (CAS 565165-72-2)
- (1-(4-Chlorophenyl)-3-(4-fluorophenyl)-1H-pyrazol-4-yl)methanol (CAS 618444-37-4)
- 3-(3-((2-Chloro-6-fluorobenzyl)oxy)phenyl)-1H-pyrazole (CAS 451485-60-2)
- 4-(Aminomethyl)tetrahydro-2H-pyran-4-carbonitrile (CAS 1263374-32-8)
- 3-(4,5,6,7-Tetrahydro-1-benzothiophen-2-yl)-1H-pyrazol-5-amine (CAS 1159918-95-2)
- 3-Methoxy-6-methyl-2-nitropyridine (CAS 24015-98-3)
- Ethyl 6-bromoindolizine-2-carboxylate (CAS 1251014-35-3)
- 2-(Difluoromethyl)-4-hydroxy-5-(trifluoromethyl)pyridine-3-carboxaldehyde (CAS 1807131-27-6)
- tert-Butyl 4-hydroxy-4-(4-(trifluoromethoxy)phenyl)piperidine-1-carboxylate (CAS 1236000-59-1)
- Phenyl(4-(prop-2-yn-1-yl)piperazin-1-yl)methanone (CAS 72955-72-7)
- 1-Chloro-3-(2-chlorophenyl)propan-2-one (CAS 128426-51-7)
- 1,3-Dimethyl-1H-imidazol-3-ium trifluoromethanesulfonate (CAS 121091-30-3)
- Influenza PR8 Hemagglutinin Peptide (110-119) (H-6312.0005) (CAS 132031-50-6)
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