Riociguat Impurity N2 （E-isomer） CAS 370879-49-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 370879-49-5 |
| Molecular Formula | C23H18FN9 |
| Molecular Weight | 439.45 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Riociguat Impurity N2 （E-isomer） (CAS 370879-49-5) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C23H18FN9. Molecular weight: 439.45 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C23H18FN9 |
| Molecular Weight | 439.45 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 19.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 9 |
Related Riociguat Standards
- Riociguat Impurity N40 (CAS 428854-23-3)
- Riociguat Impurity 33 (CAS CATO-C4X-174933)
- Riociguat Impurity 4 (CAS CATO-C4X-17494)
- Riociguat Impurity 32 (CAS CATO-C4X-174932)
- Riociguat EP Impurity C (CAS CATO-C4X-174914)
- Riociguat Impurity 19 (CAS CATO-C4X-174919)
- Riociguat Impurity 37 (CAS CATO-C4X-174937)
- Riociguat Impurity 40 (CAS CATO-C4X-174940)
Recommended Standards
- Methyl 2-((3-(3-(trifluoromethyl)phenyl)quinolin-2-yl)thio)benzoate (CAS 339103-30-9)
- Vericiguat Impurity 78 (CAS CATO-C4X-289678)
- 4-Ethyl-3-((4-methylbenzyl)sulfonyl)-5-((3-(trifluoromethyl)phenoxy)methyl)-4H-1,2,4-triazole (CAS 383146-82-5)
- Isoprenaline Impurity 22 HCl (CAS 721917-88-0(free base))
- Ilaprazole Impurity 57 Iodized Salt (CAS 1508282-92-5)
- 5-Methyl-4-nitro-3-(trifluoromethyl)-1H-pyrazol-1-amine (CAS 1443278-96-3)
- Methyl (7-methoxy-8-methyl-2-oxo-2H-chromen-4-yl)-acetate (CAS 853749-48-1)
- Latamoxef Impurity 23 (CAS CATO-C4X-179823)
- 2-(2,5-Dichlorobenzamido)-5-methylbenzoic acid (CAS 1036516-96-7)
- Peptide YY (3-36) (canine, mouse, porcine, rat) trifluoroacetate salt (CAS 126339-09-1)
Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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