Ulipristal Impurity 7 CAS 709615-25-8
| CAS No. | 709615-25-8 |
| Molecular Formula | C30H37NO4 |
| Molecular Weight | 475.62 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C30H37NO4, Ulipristal Impurity 7 contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 475.62 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Ulipristal Impurity 7 (CAS 709615-25-8) is a certified pharmaceutical impurity reference standard with the molecular formula C30H37NO4 and a molecular weight of 475.62 g/mol.
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 Ulipristal Impurity 7 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 | C30H37NO4 |
| Molecular Weight | 475.62 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 1 |
Related Ulipristal Standards
- Ulipristal Impurity 18 (CAS CATO-C4X-191518)
- Ulipristal Impurity 2 (CAS CATO-C4X-19152)
- Ulipristal Acetate (CAS 126784-99-4)
- Ulipristal Impurity 24 (CAS CATO-C4X-191524)
- Ulipristal Impurity 5 (CAS CATO-C4X-19155)
- Ulipristal Impurity 6 (CAS 1655514-74-1)
- Ulipristal Impurity 21 (CAS CATO-C4X-191521)
- Ulipristal acetate D3(acyl D3) (CAS CATO-C4X-191533)
Recommended Standards
- Selexipag Impurity 6 (CAS 475084-96-9)
- Rimegepant Impurity 104 (CAS 1356400-55-9)
- MG 132 (CAS 133407-82-6)
- γ-Secretase Inhibitor I (CAS 133407-83-7)
- Dopamine Impurity 5 (CAS 2815-67-0)
- Atorvastatin Impurity 166 (CAS CATO-C4X-1132166)
- Gadodiamide Impurity 6 (CAS CATO-C4X-31436)
- Tert-butyl (2-hydroxy-3-(hydroxymethyl)phenethyl)(propyl)carbamate (CAS 1638760-55-0)
- 1-Bromo-2-isobutoxybenzene (CAS 54514-31-7)
- (DPhe12,Nle21,12-41)-Corticotropin Releasing Factor (12-41), human, rat (CAS 129133-27-3)
- (2R)-3-cyclohexyl-2-hydroxy-propanoic acid (CAS 156469-00-0)
- Propyl-(2-trifluoromethylsulfanyl-ethyl)-ammonium chloride (CAS 1286744-09-9)
- 1-MEthoxy-4-methylcyclohexane (CAS 90200-72-9)
- D-Tyr10-Tirzepatide (CAS CATO-CPTD788922)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com