Sofalcone impurity 1 CAS 64506-48-5
| CAS No. | 64506-48-5 |
| Molecular Formula | C15H18O5 |
| Molecular Weight | 278.30 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C15H18O5, Sofalcone impurity 1 contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 278.30 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a process- or degradation-related impurity, Sofalcone impurity 1 (CAS 64506-48-5, C15H18O5) is essential for impurity profiling, related-substances testing, and forced-degradation studies in pharmaceutical development.
This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.
CATO manufactures Sofalcone impurity 1 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C15H18O5 |
| Molecular Weight | 278.30 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1975 |
Related Sofalcone Standards
Recommended Standards
- Sivelestat Impurity 10 (CAS CATO-C4X-212310)
- Landiolol Impurity 109 (CAS CATO-C4X-2621109)
- Brivaracetam Impurity 174 (CAS CATO-C4X-2007174)
- Landiolol Impurity 140 (CAS CATO-C4X-2621140)
- Brivaracetam impurity 01 (CAS 748760-80-7)
- Butylphthalide Impurity 64 (CAS 950681-49-9)
- Abiraterone Impurity 44 (CAS CATO-C4X-107044)
- 2-(Phenylthio)-3-(1-propylpiperidin-2-yl)pyridine (CAS 1352536-72-1)
- 1-(5-Bromo-2-methoxyphenyl)-2,2,2-trifluoroethan-1-ol (CAS 1169882-53-4)
- Dibutyl 3,3'-(2,22-Dimethyl-9,15-dioxo-8,16-dioxa-11,13-dithia-12-stannatricosane-12,12-diyl)dipropionate (CAS 63397-60-4)
- 5-{[(4-methyl-4h-1,2,4-triazol-3-yl)sulfanyl]methyl}furan-2-carboxylic acid (CAS 923196-78-5)
- 2- Amino- 6- chloro- 4- pyrimidinol (CAS 1194-21-4)
- tert-Butyl 2-chloro-5-fluorobenzoate (CAS 1215206-26-0)
- Fibrinogen-Binding Inhibitor Peptide (CAS 89105-94-2)
Why CATO?
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