PFI-2 CAS 1627676-59-8
| CAS No. | 1627676-59-8 |
| Molecular Formula | C23H25F4N3O3S |
| Molecular Weight | 499.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies PFI-2 (CAS 1627676-59-8), a certified reference material (molecular formula C23H25F4N3O3S, MW 499.52 g/mol) for analytical method development and quality control.
Based on its molecular formula C23H25F4N3O3S, PFI-2 contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 499.52 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).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures PFI-2 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 | C23H25F4N3O3S |
| Molecular Weight | 499.52 g/mol |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Recommended Standards
- 3-(4-(2-((6-Amino-9-((2R,3R,4S,5S)-5-(ethylcarbamoyl)-3,4-dihydroxytetrahydro-furan-2-yl)-9H-purin-2-yl)amino)ethyl)phenyl)propanoic acid hydrochloride (CAS 120225-54-9)
- Zd-0892 (CAS 171964-73-1)
- Daunorubicin Impurity 10 (CAS 76034-18-9)
- 2-Isobutylbenzo[d]oxazole (CAS 6797-50-8)
- (3-Aminopiperidin-1-yl)(5-fluoro-2-methylphenyl)methanone hydrochloride (CAS 1839219-23-6)
- 2,4-Diphenyloxazole-5-carbaldehyde (CAS 917989-01-6)
- Dronedarone Impurity 2 (CAS 335153-23-6)
- 4-(3,5-Dimethyl-1h-pyrazol-1-yl)benzaldehyde (CAS 934570-54-4)
- 3-Chloro-2-[2-(prop-2-yn-1-ylsulfanyl)-1H-imidazol-1-yl]-5-(trifluoromethyl)pyridine (CAS 338956-46-0)
- Ethyl 4-formyl-5-methyl-1H-pyrrole-2-carboxylate (CAS 25907-30-6)
- 5,5'-(Ethyne-1,2-diyl)dinicotinic acid (CAS 2594907-89-6)
- n'-Hydroxy-2-(isopropylamino)acetimidamide (CAS 1344802-60-3)
- [1,2'-Bipyrrolidin]-2-one (CAS 80772-03-8)
- Semaglutide impurity 45 (CAS CATO-C4X-222645)
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