Lemborexant impurity 2 CAS 1547757-91-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1547757-91-4 |
| Molecular Formula | C9H16N2O |
| Molecular Weight | 168.24 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Lemborexant impurity 2 (CAS 1547757-91-4), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H16N2O. Molecular weight: 168.24 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H16N2O |
| Molecular Weight | 168.24 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 2 |
Related Lemborexant Standards
- Lemborexant Impurity 88 (CAS CATO-C4X-304288)
- Lemborexant Impurity 38 (CAS 1450904-98-9)
- Lemborexant impurity 4 (CAS 528587-70-4)
- Lemborexant Impurity 53 (CAS CATO-C4X-304253)
- Lemborexant Impurity 61 (CAS 528587-69-1)
- Lemborexant Impurity 62 (CAS CATO-C4X-304262)
- Lemborexant Impurity 75 (CAS 2412536-16-2)
- Lemborexant Impurity 92 (CAS CATO-C4X-304292)
Recommended Standards
- Olaparib Impurity 104 (CAS 545348-09-2)
- Aceclidine Impurity 2 (CAS 6238-15-9)
- Pseudopelletierine oxime (CAS 6164-67-6)
- Isavuconazole Impurity 28 (CAS 2962831-01-0（free base）)
- Evocalcet Impurity 73 (CAS 15297-34-4)
- 4-(4-Ethyl-5-((2-fluorobenzyl)thio)-4H-1,2,4-triazol-3-yl)pyridine (CAS 618426-75-8)
- 2-Methyl-2,3,3a,4,5,9b-hexahydro-1H-benzo[e]isoindole-6,7-diol (CAS 115103-48-5)
- 5-Bromo-3-methylisoquinoline (CAS 16552-67-3)
- 1-((Tetrahydrofuran-3-yl)methyl)-1H-pyrazole-4-carboxylic acid (CAS 1341329-85-8)
- Insulin Degludec Impurity 1 (CAS 843666-26-2)
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