Letrozole Impurity 5 CAS 124213-98-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 124213-98-5 |
| Molecular Formula | C2H6N4 |
| Molecular Weight | 86.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Letrozole Impurity 5 (CAS 124213-98-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C2H6N4. Molecular weight: 86.10 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C2H6N4 |
| Molecular Weight | 86.10 g/mol |
| 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) | 2.0 |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 4 |
Related Letrozole Standards
- Letrozole Impurity 37 (CAS 30132-90-2)
- Letrozole Impurity 29 (CAS 612-13-5)
- Letrozole Impurity 30 (CAS 64407-07-4)
- Letrozole Impurity 38 (CAS 874-86-2)
- Letrozole Impurity N2 (CAS 84545-14-2)
- Letrozole Impurity 17 (CAS 112809-27-5)
- Letrozole Impurity 22 (CAS 876728-37-9)
- Letrozole Impurity 23 (CAS 876316-41-5)
Recommended Standards
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- 3-(Bromomethyl)-5-(trifluoromethyl)benzoic acid (CAS 2090298-17-0)
- 3-Amino-2-(3-chloropyridin-4-yl)propan-1-ol (CAS 1525718-82-4)
- (4-(Difluoromethyl)-5-nitropyridin-2-yl)methanol (CAS 1804719-50-3)
- N-(4-Acetylphenyl)-3-fluorobenzamide (CAS 312703-73-4)
- 2-(1-Isopropyl-1h-benzo[d]imidazol-2-yl)ethan-1-amine (CAS 910381-29-2)
- 1,4-Bis(2-nitrophenyl)piperazine (CAS 16264-16-7)
- Tirzepatide Impurity 36 (CAS CATO-C4X-324036)
Why CATO?
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