2-[1-(1,1-Dioxido-1,2-benzisothiazol-3-yl)-hydrazino]ethanol CAS 312500-56-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 312500-56-4 |
| Molecular Formula | C9H11N3O3S |
| Molecular Weight | 241.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-[1-(1,1-Dioxido-1,2-benzisothiazol-3-yl)-hydrazino]ethanol (CAS 312500-56-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H11N3O3S. Molecular weight: 241.27 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H11N3O3S |
| Molecular Weight | 241.27 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Dioxido Standards
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Recommended Standards
- 2-(4-Oxo-3-phenyl-1,3-thiazolan-2-yliden)malononitrile (CAS 59615-89-3)
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- 2-Amino-9-(((2-hydroxyethyl)thio)methyl)-1H-purin-6(9H)-one (CAS 81475-41-4)
- 1-Chloro-4-(chloro(cyclohexyl)methyl)benzene (CAS 100614-59-3)
- 3-Bromo-5-(difluoromethyl)anisole (CAS 1261476-12-3)
- (S)-Benzyl (4-(2-aminopropanamido)cyclohexyl)(cyclopropyl)carbamate (CAS 1354019-22-9)
- 5-(1,2-Oxazol-3-yl)-1,3,4-thiadiazol-2-amine (CAS 70057-77-1)
- 4-BRomo-2-chloro-n-cyclopentylbenzamide (CAS 1455390-27-8)
- (R)-2-Amino-3-(pyrimidin-2-ylthio)propanoic acid (CAS 35608-73-2)
- Semaglutide Impurity 16 (CAS CATO-C4X-222616)
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