Dorzolamide Impurity 22 CAS 147128-79-8
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 147128-79-8 |
| Molecular Formula | C10H14N2O5S3 |
| Molecular Weight | 338.42 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Dorzolamide Impurity 22 (CAS 147128-79-8) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C10H14N2O5S3. Molecular weight: 338.42 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H14N2O5S3 |
| Molecular Weight | 338.42 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 3 |
Related Dorzolamide Standards
- Dorzolamide Impurity 5 (CAS CATO-C4X-12285)
- Dorzolamide N-Desethyl N-Acetyl Impurity (CAS 147200-03-1)
- Dorzolamide-d5 (CAS 1227097-70-2)
- Dorzolamide Impurity 13 (CAS 897657-78-2)
- Dorzolamide (CAS 120279-96-1)
- Rac-Dorzolamide (CAS 120280-13-9)
- Dorzolamide (CAS 139066-77-6)
- Dorzolamide EP Impurity B（R,S-Isomer) (CAS 149249-72-9)
Recommended Standards
- Tert-butyl 6-tosyl-3,6-diazabicyclo[3.1.0]Hexane-3-carboxylate (CAS 852554-13-3)
- tert-Butyl (S)-(amino(3-fluoro-5-(2-hydroxypropan-2-yl)thiophen-2-yl)(oxo)-l6-sulfaneylidene)carbamate (CAS 2420508-56-9)
- Tamoxifen Impurity 11 (CAS 5435-24-5)
- Prucalopride Impurity 41（DP-4） (CAS 1900715-95-8)
- Mirtazapine EP Impurity C (CAS 191546-96-0)
- 3,5-dichloro-2-hydroxy-n-isobutylbenZamide (CAS 100127-25-1)
- Tert-butyl (2-chloro-5-sulfamoylphenyl)carbamate (CAS 889856-21-7)
- 4-Acetamido-2-methyltetrahydro-2h-pyran-4-carboxylic acid (CAS 1339020-23-3)
- 3,4-Bis(methylthio)phenol (CAS 1243459-20-2)
- D-Thr7-Tirzepatide (CAS CATO-CPTD788924)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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