Calcium Folinate EP Impurity I disodium salt CAS 133978-76-4
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 133978-76-4 |
| Molecular Formula | C20H21N7O6 2*Na |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Calcium Folinate EP Impurity I disodium salt (CAS 133978-76-4) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C20H21N7O6 2*Na. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C20H21N7O6 2*Na |
| Molecular Weight | 478.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store in a cool place (≤25°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 |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 7 |
Related Calcium Standards
- Calcium Folinate (CAS 1492-18-8)
- Calcium Folinate Hydrate (CAS 2060570-47-8)
- Calcium Folinate EP Impurity A (CAS 4271-30-1)
- Calcium folinate Impurity 12 (CAS 4349-43-3)
- Calcium folinate Impurity 19 (CAS 77314-00-2)
- Calcium Folinate EP Impurity B (Mixture of Diastereomers) (CAS 98814-60-9)
- Calcium folinate Impurity 11 (CAS CATO-C4X-224111)
- Calcium Folinate EP Impurity E calcium salt (CAS CATO-C4X-22417)
Recommended Standards
- Pemafibrate Impurity 44 (CAS CATO-C4X-290344)
- Semaglutide Impurity 10 (CAS CATO-C4X-222610)
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- 2-((3-Methylpiperidin-1-yl)methyl)aniline (CAS 1016679-71-2)
- 6-Bromo-1H-imidazo[4,5-c]pyridine (CAS 1312440-90-6)
- Galanin Message Associated Peptide (44-59) amide (CAS 125455-59-6)
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