Brimonidine Impurity 25 CAS 135306-57-9
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 135306-57-9 |
| Molecular Formula | C11H13N5S |
| Molecular Weight | 247.32 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Brimonidine Impurity 25 (CAS 135306-57-9) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C11H13N5S. Molecular weight: 247.32 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H13N5S |
| Molecular Weight | 247.32 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Brimonidine Standards
- Brimonidine Impurity 15 (CAS 91147-46-5)
- Brimonidine Impurity 24 (CAS CATO-C4X-156624)
- Brimonidine Related Impurity 4 (CAS 182628-02-0)
- Brimonidine EP Impurity E (CAS 168329-48-4)
- Brimonidine Impurity 22 (CAS 134892-46-9)
- Brimonidine Impurity 42 (CAS CATO-C4X-156642)
- Brimonidine EP Impurity B (CAS 50358-63-9)
- Brimonidine Impurity 21 (CAS 1378255-24-3)
Recommended Standards
- Olanzapine Impurity 17 (CAS CATO-C4X-117817)
- Piperazine Impurity 33 (CAS 2639426-95-0)
- N-Methyl-N-(3-methyl-1,2,4-thiadiazol-5-yl)-2-phenylacetamide (CAS 62347-31-3)
- Cefodizime Impurity 26 (CAS CATO-C4X-180626)
- Imrecoxib Impurity 73 (CAS CATO-C4X-237973)
- 3-(3,5-Dimethyl-1H-1,2,4-triazol-1-yl)propan-1-amine (CAS 1060817-15-3)
- 4-Bromo-2-chloro-6-methylbenzenethiol (CAS 1208075-50-6)
- 4,6-Difluoro-N-(pyridin-3-ylmethyl)-1,3-benzothiazol-2-amine (CAS 941867-40-9)
- 3-Cyclohexen-1-amine (CAS 2655-68-7)
- Des-Pro36-Tirzepatide (CAS CATO-CPTD788937)
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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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com