Furosemide Impurity 57 CAS 19377-82-3
Purity ≥95%In StockPharmacopoeial Impurity Standards
| CAS No. | 19377-82-3 |
| Molecular Formula | C10H9NO2 |
| Molecular Weight | 175.18 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Furosemide Impurity 57 (CAS 19377-82-3), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C10H9NO2. Molecular weight: 175.18 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C10H9NO2 |
| Molecular Weight | 175.18 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | ≥95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
Related Furosemide Standards
- Furosemide Impurity 33 (CAS 1803102-41-1)
- Furosemide Impurity 49 (CAS CATO-C4X-140249)
- Furosemide Impurity 32 (CAS 18240-50-1)
- Furosemide Impurity 57 (CAS 5428-37-5)
- Furosemide EP Impurity E (CAS 50-84-0)
- Furosemide Impurity 41 (CAS 137-65-5)
- Furosemide Impurity 34 (CAS 6660-65-7)
- Furosemide Impurity 21 (CAS 30170-04-8)
Recommended Standards
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- Medroxyprogesterone Impurity 15 (CAS CATO-C4X-145715)
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- (5-Chloro-1,2,3-thiadiazol-4-yl)methanol (CAS 926207-15-0)
- D-Ser12-Semaglutide (CAS CATO-C4X-2226240)
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