6-Chloro-2-oxoindoline-5-sulfonyl Chloride CAS 923231-83-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 923231-83-8 |
| Molecular Formula | C8H5Cl2NO3S |
| Molecular Weight | 266.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Chloro-2-oxoindoline-5-sulfonyl Chloride (CAS 923231-83-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H5Cl2NO3S. Molecular weight: 266.10 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H5Cl2NO3S |
| Molecular Weight | 266.10 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) | 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 | 1 |
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Recommended Standards
- 6-(4-Bromophenyl)-1,3,5-triazine-2,4-diamine (CAS 30508-74-8)
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- 6-(3-Bromophenyl)-1,3,5-triazine-2,4-diamine (CAS 30101-52-1)
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- 4-Methanesulfonyl-4-methyl-3-oxopentanenitrile (CAS 1342017-46-2)
- (3-(3-Fluoropropoxy)phenyl)boronic acid (CAS 915402-01-6)
- 4-(Bromomethyl)-2-iodo-1-nitrobenzene (CAS 214279-41-1)
- 3,3,3-Trifluoro-2-(furan-2-ylmethyl)propanoic acid (CAS 241154-04-1)
- 5-Bromo-2-chloro-4-(methylthio)pyrimidine (CAS 59549-51-8)
- Semaglutide impurity 74 (CAS CATO-C4X-222674)
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