H2L 5765834 CAS 420841-84-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 420841-84-5 |
| Molecular Formula | C21H12N2O7 |
| Molecular Weight | 404.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity H2L 5765834 (CAS 420841-84-5) pharmaceutical standards reference standard. Molecular formula: C21H12N2O7. Molecular weight: 404.33 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C21H12N2O7 |
| Molecular Weight | 404.33 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 3-[3,5-Bis(trifluoromethyl)phenyl]-5-[2-(methylsulfanyl)phenyl]-1,2,4-oxadiazole (CAS 339099-68-2)
- Latamoxef Impurity 10 (CAS CATO-C4X-179810)
- 2-(4-Cinnamylpiperazin-1-yl)-N-(2,3-dichlorophenyl)acetamide (CAS 307952-96-1)
- 5-Cyano-2-(trifluoromethyl)benzoic acid (CAS 1227507-92-7)
- 1,2-Difluoro-3-(methoxymethyl)benzene (CAS 865664-08-0)
- (R)-2-(2-fluorophenyl)pyrrolidine (CAS 1228568-65-7)
- 1-(2,4-Dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-1-(2-fluoroethyl)urea (CAS 500315-80-0)
- 2-Methyl-2H-pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione (CAS 10505-25-6)
- [(2E)-3-phenylprop-2-en-1-yl](prop-2-en-1-yl)amine hydrochloride (CAS 219668-57-2)
- Semaglutide Impurity 131 (CAS 2618647-80-4)
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