Darifenacin Impurity 2 CAS 133099-10-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 133099-10-2 |
| Molecular Formula | C25H24N2O2S |
| Molecular Weight | 416.54 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Darifenacin Impurity 2 (CAS 133099-10-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C25H24N2O2S. Molecular weight: 416.54 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C25H24N2O2S |
| Molecular Weight | 416.54 g/mol |
| Purity | 97%+ |
| 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 |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Darifenacin Standards
- Darifenacin (CAS 133099-04-4)
- (R) - Darifenacin (CAS 133099-05-5)
- (S)-Darifenacin Nitrile (CAS 252317-48-9)
- Darifenacin Impurity A (CAS 1048979-16-3)
- Darifenacin Hydrochloride (CAS 586346-94-3)
- Darifenacin D4 (CAS 1095598-84-7)
- Darifenacin-D4 (CAS 1189701-43-6)
- Darifenacin KSM-II B Precursor (CAS 133034-01-2)
Recommended Standards
- 1-Tosyl-a,a-diphenyl-3-pyrrolidineacetonitrile (CAS 133034-03-4)
- (5E)-3-Ethyl-5-({2-[(4-methylphenyl)sulfanyl]-5-nitrophenyl}methylidene)-2-sulfanylidene-1,3-thiazolidin-4-one (CAS 301193-98-6)
- 1-(4-Methoxyphenyl)-4-(3-(piperidin-1-ylsulfonyl)pyridin-2-yl)piperazine (CAS 1291836-88-8)
- 3-(4-Chlorophenyl)-2-[(2-chlorophenyl)sulfanyl]quinoline (CAS 339013-32-0)
- 3-Chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-ol (CAS 2256755-09-4)
- 1-Phenyl-1H,4H,5H-pyrazolo[3,4-d]pyrimidine-4-thione (CAS 6014-07-9)
- 4-Bromo-6,7-dimethoxy-isoindolin-1-one (CAS 954239-46-4)
- Kazusamycin B (CAS 107140-30-7)
- Ledipasvir impurity 1 (CAS 134877-62-6)
- Des-Ile12-Aib13-Tirzepatide (CAS CATO-CPTD788960)
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