(1,1-Dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)acetic acid CAS 52188-11-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 52188-11-1 |
| Molecular Formula | C9H7NO5S |
| Molecular Weight | 241.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(1,1-Dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)acetic acid (CAS 52188-11-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H7NO5S. Molecular weight: 241.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H7NO5S |
| Molecular Weight | 241.22 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.) | 1971 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dioxido Standards
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- 2-[2-(1,1-Dioxido-1,2-benzisothiazol-3-yl)-hydrazino]ethanol (CAS 350609-36-8)
- 3-(1,1-Dioxido-2-isothiazolidinyl)phenylboronic acid (CAS 1176093-78-9)
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- 2-(1,1-Dioxido-3-oxo-1,2-benzisothiazol- 2(3H)-yl)acetamide (CAS 30763-03-2)
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