Darifenacin-D4 CAS 1189701-43-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1189701-43-6 |
| Molecular Formula | C28H26D4N2O2 |
| Molecular Weight | 430.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Darifenacin-D4 (CAS 1189701-43-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C28H26D4N2O2. Molecular weight: 430.57 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C28H26D4N2O2 |
| Molecular Weight | 430.57 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 2 |
Related Darifenacin Standards
- Darifenacin D4 (CAS 1095598-84-7)
- Darifenacin Impurity A (CAS 1048979-16-3)
- Darifenacin Hydrochloride (CAS 586346-94-3)
- (S)-Darifenacin Nitrile (CAS 252317-48-9)
- Darifenacin (CAS 133099-04-4)
- (R) - Darifenacin (CAS 133099-05-5)
- Darifenacin N-Oxide (CAS 1391080-40-2)
- Darifenacin Impurity 12 (UK-156961) (CAS 215032-24-9)
Recommended Standards
- 2,2-Dimethyl-2,3-dihydro-1H-phenothiazin-4(10H)-one (CAS 39853-58-2)
- Fluorescent Brightener 184 (CAS 7128-64-5)
- N-(4-Acetamidophenyl)-2-((5-(benzylthio)-1,3,4-thiadiazol-2-yl)thio)acetamide (CAS 577984-11-3)
- 5-Bromo-n-(4-methylthiazol-2-yl)thiophene-2-sulfonamide (CAS 1251223-27-4)
- 4-(piperidin-3-yl)pyrimidin-2-amine (CAS 1250024-30-6)
- 2-(3-Fluorophenyl)-4-(piperidin-1-yl)pyrazolo[1,5-a]pyrazine-3-carbaldehyde (CAS 1713590-35-2)
- 2-(Benzofuran-2-yl)-2-(3-((tert-butoxycarbonyl)amino)piperidin-1-yl)acetic acid (CAS 885276-58-4)
- 3-Bromo-1-chloro-5-fluoro-4-iodo-2-methylbenzene (CAS 2368909-47-9)
- 2-Methyl-N-(tetrahydrothiophen-3-yl)pyridin-3-amine (CAS 1504787-20-5)
- Tirzepatide Impurity 47 (CAS CATO-C4X-324047)
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