Tolvaptan Impurity 1 CAS 247237-38-3
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 247237-38-3 |
| Molecular Formula | C15H14ClNO4S |
| Molecular Weight | 339.79 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Tolvaptan Impurity 1 (CAS 247237-38-3) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C15H14ClNO4S. Molecular weight: 339.79 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C15H14ClNO4S |
| Molecular Weight | 339.79 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Tolvaptan Standards
- Tolvaptan Impurity 122 (CAS CATO-C4X-1955122)
- Tolvaptan Impurity 121 (CAS CATO-C4X-1955121)
- Tolvaptan impurity 113 (CAS CATO-C4X-1955113)
- Tolvaptan Impurity 70 (CAS CATO-C4X-195570)
- Tolvaptan Impurity 8 (CAS 1432725-24-0)
- Tolvaptan Impurity 6 (CAS 193686-76-9)
- Tolvaptan Impurity 11 (CAS 137977-97-0)
- Tolvaptan Impurity 48 (CAS 897-82-5)
Recommended Standards
- Phenproxide (CAS 49828-75-3)
- 2-Chloro-N-{4-[(pyridin-2-ylamino)-sulfonyl]phenyl}propanamide (CAS 1365961-80-3)
- N-[(4-Chlorophenyl)sulfonyl]-N-(3-methylphenyl)glycine (CAS 445227-98-5)
- Brivaracetam Impurity 40 (CAS 930123-37-8)
- Remifentanil EP Impurity I (CAS 1096-03-3)
- tert-Butyl 3-allyl-3-cyanopyrrolidine-1-carboxylate (CAS 1648864-59-8)
- Phenyl pyridin-2-ylcarbamate (CAS 20951-00-2)
- 2,5-Difluoro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1256358-86-7)
- Methyl hydroxy(phenyl)carbamate (CAS 28091-62-5)
- D-[Thr]5-Semaglutide (CAS CATO-C4X-2226245)
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