Tolvaptan Impurity 11 CAS 137977-97-0
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 137977-97-0 |
| Molecular Formula | C18H17ClN2O2 |
| Molecular Weight | 328.79 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Tolvaptan Impurity 11 (CAS 137977-97-0) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C18H17ClN2O2. Molecular weight: 328.79 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C18H17ClN2O2 |
| Molecular Weight | 328.79 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Tolvaptan Standards
- Tolvaptan Impurity 8 (CAS 1432725-24-0)
- Tolvaptan Impurity 48 (CAS 897-82-5)
- Tolvaptan Impurity 121 (CAS CATO-C4X-1955121)
- Tolvaptan Impurity 122 (CAS CATO-C4X-1955122)
- Tolvaptan Impurity 1 (CAS 247237-38-3)
- Tolvaptan Impurity 92 (CAS 1580889-22-0)
- Tolvaptan impurity 114 (CAS CATO-C4X-1955114)
- Tolvaptan impurity 113 (CAS CATO-C4X-1955113)
Recommended Standards
- Paliperidone Impurity 24 (CAS 147687-17-0)
- Lornoxicam Impurity 36 (CAS CATO-C4X-201636)
- Metoclopramide impurity 47 (CAS CATO-C4X-141547)
- Ketoconazole impurity 32 (CAS CATO-C4X-147232)
- Ilaprazole Impurity 221 (CAS CATO-C4X-1130221)
- 9-(tert-Butyl)-9,10-dihydroacridine (CAS 16292-06-1)
- S-(2-(1H-Indol-3-yl)-2-oxoethyl) ethanethioate (CAS 653586-11-9)
- Octadecylcarbamic Acid 3-Hydroxy-2-methoxypropyl Ester (CAS 80350-03-4)
- 1-((4-Bromophenyl)sulfonyl)piperidine (CAS 834-66-2)
- Insulin Detemir (CAS 169148-63-4)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com