5-(1,1-Dioxido-3-oxoisothiazolidin-2-yl)-2-methylbenzenesulfonyl chloride CAS 927966-15-2
| CAS No. | 927966-15-2 |
| Molecular Formula | C10H10ClNO5S2 |
| Molecular Weight | 323.77 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 323.77 g/mol gives 5-(1,1-Dioxido-3-oxoisothiazolidin-2-yl)-2-methylbenzenesulfonyl chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 5-(1,1-Dioxido-3-oxoisothiazolidin-2-yl)-2-methylbenzenesulfonyl chloride (CAS 927966-15-2), a certified reference material (molecular formula C10H10ClNO5S2, MW 323.77 g/mol) for analytical method development and quality control.
The molecular framework of 5-(1,1-Dioxido-3-oxoisothiazolidin-2-yl)-2-methylbenzenesulfonyl chloride (C10H10ClNO5S2) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.
As a certified reference material (CRM), 5-(1,1-Dioxido-3-oxoisothiazolidin-2-yl)-2-methylbenzenesulfonyl 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 | C10H10ClNO5S2 |
| Molecular Weight | 323.77 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Dioxido Standards
- 4-(1,1-Dioxido-3-oxoisothiazolidin-2-yl)-2-methylbenzenesulfonyl chloride (CAS 914203-24-0)
- 4-(1,1-Dioxido-1,2-thiazinan-2-yl)-2-methylbenzenesulfonyl chloride (CAS 1794736-65-4)
- 4-(1,1-Dioxido-2-isothiazolidinyl)phenylboronic Acid Pinacol Ester (CAS 756520-72-6)
- N-(4-(1,1-Dioxido-1,2-thiazinan-2-yl)phenyl)-3,3-dimethylbutanamide (CAS 899979-46-5)
- 1,1-Dioxido-2,3-dihydro-4H-thieno[2,3-b]thiopyran-4-yl 2-methylbenzoate (CAS 343373-86-4)
- 7,7-Dioxido-5,6-dihydro-4H-thieno[2,3-b]thiopyran-4-yl 3-methylbenzoate (CAS 343373-68-2)
- 7,7-Dioxido-5,6-dihydro-4H-thieno[2,3-b]thiopyran-4-yl 4-methylbenzoate (CAS 343373-79-5)
- N-(1,1-Dioxido-2,3-dihydrothiophen-3-yl)-N-(4-ethoxyphenyl)-2-methoxyacetamide (CAS 863020-79-5)
Recommended Standards
- Dimethyl 4-(3-Chlorophenyl)-4-cyanoheptanedioate (CAS 65619-21-8)
- 3-(5-(2-Chlorophenyl)furan-2-yl)-N-phenylacrylamide (CAS 853347-86-1)
- Ethyl (E)-4-chloro-5-(((3-hydroxypropyl)imino)methyl)-3-methylbenzofuran-2-carboxylate (CAS 330973-46-1)
- 2-Benzoyl-N-(3-chloro-4-fluorophenyl)hydrazine-1-carbothioamide (CAS 301194-09-2)
- Ethyl 6,7,8-trifluoro-1-(2-fluoroethyl)-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 93969-13-2)
- Benzofuro[3,2-d]pyrimidin-4(3H)-one (CAS 39786-36-2)
- 2,6-Difluoro-N-phenethylbenzamide (CAS 314054-21-2)
- 3-Phenyl-4-(phenyl(1,2,2-trimethylhydrazinyl)methyl)isoxazole (CAS 62078-65-3)
- 2-(Chloromethyl)quinazolin-4(3H)-one (CAS 3817-05-8)
- 3-Amino-6-methylpyrazine-2-thiol (CAS 43029-07-8)
- 2-(4-Ethynylphenyl)-2-methylpropan-1-amine (CAS 2228740-05-2)
- 1-(2,2-Dimethylpropyl)-5-methyl-1h-pyrazol-4-amine (CAS 725746-88-3)
- 2-(3-aminoazetidin-1-yl)-N-methyl-N-phenylacetamide (CAS 1496302-29-4)
- Semaglutide Impurity 150 xTFA (CAS CATO-C4X-2226150)
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