Lisinopril EP Impurity E CAS 85955-59-5
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 85955-59-5 |
| Molecular Formula | C21H31N3O5 |
| Molecular Weight | 405.49 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Lisinopril EP Impurity E (CAS 85955-59-5) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H31N3O5. Molecular weight: 405.49 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C21H31N3O5 |
| Molecular Weight | 405.49 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1981 |
| Nitrogen Atoms | 3 |
Related Lisinopril Standards
- Lisinopril (CAS 76547-98-3)
- Lisinopril-D5 (CAS 1356905-39-9)
- Lisinopril EP Impurity F (CAS 1132650-67-9)
- Lisinopril (8R,S)-Diketopiperazine (Mixture of Diastereomers) (CAS 1092813-99-4)
- Lisinopril EP Impurity C (CAS 328385-86-0)
- Lisinopril EP Impurity D (CAS 219677-82-4)
- Lisinopril Impurity 15 (CAS 116169-90-5)
- Lisinopril Impurity 16 (CAS CATO-C4X-168116)
Recommended Standards
- Tiotropium Bromide EP Impurity K (CAS CATO-C4X-176411)
- N'-(9-((2R,4S,5R)-5-(Aminomethyl)-4-hydroxytetrahydrofuran-2-yl)-6-oxo-6,9-dihydro-1H-purin-2-yl)-N,N-dibutylformimidamide (CAS 669083-49-2)
- Pyridoxine impurity 86 (CAS CATO-C4X-187786)
- Nicergoline Impurity 14 (CAS CATO-C4X-208514)
- Vonoprazan Impurity 196 (CAS CATO-C4X-1020196)
- 2-Propenoic acid, ethyl ester, polymer with ethenyl acetate (CAS 25190-97-0)
- 4-(Azetidine-1-sulfonyl)-1h-pyrrole-2-carboxylic acid (CAS 1157026-93-1)
- 2-(Aminomethyl)-6-cyanobenzo[d]oxazole (CAS 944897-65-8)
- Isobutyl 2-(3-oxopiperazin-2-yl)acetate (CAS 1025496-29-0)
- Neuropeptide K, porcine (CAS 106441-70-7)
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