Rivastigmine EP Impurity G CAS 23308-82-9
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 23308-82-9 |
| Molecular Formula | C9H12O2 |
| Molecular Weight | 152.19 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Rivastigmine EP Impurity G (CAS 23308-82-9) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H12O2. Molecular weight: 152.19 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H12O2 |
| Molecular Weight | 152.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
Related Rivastigmine Standards
- Rivastigmine Impurity 25 (CAS 18840-47-6)
- Rivastigmine Impurity N2 (CAS 894079-42-6)
- Rivastigmine RC 1 (CAS 923035-06-7)
- Rivastigmine EP Impurity H (CAS 586-37-8)
- Rivastigmine EP Impurity A (CAS 139306-10-8)
- Rivastigmine Impurity 10 (CAS 105601-04-5)
- Rivastigmine Impurity 45 (CAS 26050-44-2)
- Rivastigmine RC 6 (CAS 851086-95-8)
Recommended Standards
- Metoprolol Impurity 23 (CAS 330976-39-1)
- Dapoxetine Impurity 86 (CAS 103548-16-9)
- Metoprolol EP Impurity B (CAS 56718-71-9)
- Piperazine Impurity 23 (CAS 61379-66-6)
- Dicloxacillin EP Impurity B (CAS 1642576-88-2)
- 3-ethynyl-3-methyl-azetidine (CAS 2168144-68-9)
- Cyclohepta-2,4,6-trien-1-ylium hexafluorophosphate(V) (CAS 29663-54-5)
- N-(2-(4-((4-Fluorobenzyl)amino)-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)acetamide (CAS 1211272-94-4)
- Nemonoxacin Impurity 6 (CAS 2770004-79-8)
- Peptide Impurity 27 (CAS 1350456-68-6)
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