Brinzolamide Impurity 23 CAS 138890-58-1
| CAS No. | 138890-58-1 |
| Molecular Formula | C9H15N3O4S3 |
| Molecular Weight | 325.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Brinzolamide Impurity 23 (CAS 138890-58-1), molecular formula C9H15N3O4S3 and molecular weight 325.43 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H15N3O4S3, Brinzolamide Impurity 23 contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 325.43 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Brinzolamide Impurity 23 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H15N3O4S3 |
| Molecular Weight | 325.43 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 3 |
Related Brinzolamide Standards
- Brinzolamide Impurity 7 (CAS CATO-C4X-19407)
- Brinzolamide Impurity 1 (CAS CATO-C4X-19401)
- Brinzolamide Impurity 16 (CAS 171273-35-1)
- Brinzolamide Impurity 18 (CAS 160982-13-8)
- Brinzolamide Impurity 17 (CAS 154127-41-0)
- Brinzolamide Impurity 14 (CAS 154127-42-1)
- Brinzolamide Impurity 15 (CAS 165117-54-4)
- Brinzolamide Impurity 23 (CAS CATO-C4X-194023)
Recommended Standards
- 5-Benzo[b]thiophen-3-ylmethylene-2-(3-methyl-piperidin-1-yl)-3,5-dihydro-imidazol-4-one (CAS 1312024-76-2)
- 5-(2-(2-(4-Methoxyphenyl)propan-2-yl)pyridin-4-yl)thiazol-2-amine (CAS 1395492-62-2)
- tert-Butyl 3-((2-(methylthio)pyrimidin-4-yl)oxy)piperidine-1-carboxylate (CAS 1261235-91-9)
- N-(Pyrazolo[1,5-a]pyridin-3-ylmethyl)-1-(thiophen-2-yl)cyclopentane-1-carboxamide (CAS 1396558-78-3)
- Cadmium molybdate (CAS 13972-68-4)
- (s)-2-(2,5-Dioxoimidazolidin-4-yl)acetic acid (CAS 26184-53-2)
- N-([1,1'-Biphenyl]-2-yl)pyrazine-2-carboxamide (CAS 486401-46-1)
- Methyl 2-methoxy-6-(2-(4-phenyl-4H-1,2,4-triazol-3-yl)ethyl)benzoate (CAS 365542-62-7)
- 2-(4-Chlorophenyl)-N-(1-(2,6-dichlorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)acetamide (CAS 338784-87-5)
- 2-Chloro-5-ethoxypyridine (CAS 856851-48-4)
- 2,4-Dimethyl-1H-imidazole-5-carboxamide (CAS 124709-80-4)
- Lusutrombopag Impurity 85 (CAS CATO-C4X-208485)
- 2-(2-((Isopropyl(methyl)amino)methyl)pyrrolidin-1-yl)ethanol (CAS 1353953-62-4)
- Semaglutide impurity 267 (CAS CATO-C4X-2226267)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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