Silodosin Impurity 29 CAS 1431373-77-1
Purity ≥95%In StockPharmacopoeial Impurity Standards
| CAS No. | 1431373-77-1 |
| Molecular Formula | C25H31F3N2O5 |
| Molecular Weight | 496.52 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Silodosin Impurity 29 (CAS 1431373-77-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C25H31F3N2O5. Molecular weight: 496.52 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C25H31F3N2O5 |
| Molecular Weight | 496.52 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | ≥95% |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Silodosin Standards
Recommended Standards
- Cefoperazone Impurity 65 (CAS CATO-C4X-114965)
- Ruxolitinib Impurity 97 (CAS CATO-C4X-205897)
- N-(4-Chloro-2-methylphenyl)-4-(2-{[(4-chloro-2-methylphenyl)carbamothioyl]amino}ethyl)piperazine-1-carbothioamide (CAS 866038-37-1)
- Hydroxychloroquine Impurity 23 (CAS 69559-11-1)
- Palbociclib Impurity 199 (E-Isomer) (CAS CATO-C4X-1125199)
- (2E,4E)-Octa-2,4-dienal (CAS 30361-28-5)
- 7-chloro-3-(cyclopropylmethyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidine (CAS 2137831-49-1)
- N-(5-Chloro-2-methylphenyl)-2-(3-oxo-5,6,7,8-tetrahydrocinnolin-2(3H)-yl)acetamide (CAS 933237-92-4)
- Lithium (R)-1-(tert-butoxycarbonyl)aziridine-2-carboxylate (CAS 2173637-01-7)
- Atrial Natriuretic Peptide (ANP)(1-28) Alpha (Human, Ovine, Canine) (CAS 91917-63-4)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com