Tadalafil EP Impurity I CAS 2378614-29-8
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 2378614-29-8 |
| Molecular Formula | C22H19N3O5 |
| Molecular Weight | 405.40 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Tadalafil EP Impurity I (CAS 2378614-29-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H19N3O5. Molecular weight: 405.40 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H19N3O5 |
| Molecular Weight | 405.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 3 |
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- (3-Bromo-5-cyclopropylisoxazol-4-yl)methanol (CAS 1783628-51-2)
- D-Ala21-Tirzepatide (CAS CATO-CPTD788913)
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