Testosterone Impurity N9 CAS 162890-98-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 162890-98-4 |
| Molecular Formula | C33H54O4 |
| Molecular Weight | 514.78 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Testosterone Impurity N9 (CAS 162890-98-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C33H54O4. Molecular weight: 514.78 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C33H54O4 |
| Molecular Weight | 514.78 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
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Recommended Standards
- Phenylmethyl (3alpha,5beta,7alpha)-6-Ethylidene-3,7-dihydroxy-cholan-24-oic Acid Ester (CAS 1352328-67-6)
- 22-Hydroxy-N-(2-(5-hydroxy-1H-indol-3-yl)ethyl)docosanamide (CAS 73956-49-7)
- 3-O-Acetyl-11-hydroxy-beta-boswellic acid (CAS 146019-25-2)
- Olprinone Impurity 34 (CAS 136117-81-2)
- Vonoprazan Impurity 137 (CAS CATO-C4X-1020137)
- 3-Bromo-4-trifluoromethyl-isoxazole (CAS 1824298-81-8)
- 1-(2,4-Difluorophenyl)-3-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-1H-pyrazole-5-carboxylic acid (CAS 618383-06-5)
- [3-(2-methoxyethoxy)phenyl]methanol (CAS 911060-77-0)
- Tert-butyl 3-(2-hydroxy-1-methoxyethyl)azetidine-1-carboxylate (CAS 2231676-12-1)
- Semaglutide impurity 60 (CAS CATO-C4X-222660)
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