Furosemide Impurity 40 CAS 2309465-74-3
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 2309465-74-3 |
| Molecular Formula | C17H16N2O7S |
| Molecular Weight | 392.38 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Furosemide Impurity 40 (CAS 2309465-74-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H16N2O7S. Molecular weight: 392.38 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C17H16N2O7S |
| Molecular Weight | 392.38 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Furosemide Standards
- Furosemide EP Impurity D (CAS 5046-19-5)
- Furosemide Impurity 62 (CAS CATO-C4X-140262)
- Furosemide Impurity 63 (CAS CATO-C4X-140263)
- Furosemide Impurity 61 (CAS CATO-C4X-140261)
- Furosemide Impurity 43 (CAS 2708280-93-5)
- Furosemide Impurity 52 (CAS CATO-C4X-140252)
- Furosemide Impurity 20 (CAS CATO-C4X-140220)
- Furosemide Impurity 46 (CAS CATO-C4X-140246)
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- 5-Bromo-N-((5-methyl-1h-1,2,4-triazol-3-yl)methyl)pyrimidin-2-amine (CAS 1355521-68-4)
- tert-Butyl 2-(1-aminocyclopropyl)pyrrolidine-1-carboxylate (CAS 1781639-68-6)
- 2-((5-Methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl)amino)benzoic acid (CAS 392739-38-7)
- 5-Bromo-3-methyl-1H-pyrazole (CAS 5744-68-3)
- Semaglutide impound 212 (CAS CATO-C4X-2226212)
Why CATO?
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