benzyl (2S)-2-{8-chloroimidazo[1,5-a]pyrazin-3-yl}pyrrolidine-1-carboxylate CAS 1418307-18-2
| CAS No. | 1418307-18-2 |
| Molecular Formula | C18H17ClN4O2 |
| Molecular Weight | 356.81 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
benzyl (2S)-2-{8-chloroimidazo[1,5-a]pyrazin-3-yl}pyrrolidine-1-carboxylate (CAS 1418307-18-2) is a high-purity analytical reference standard with the molecular formula C18H17ClN4O2 and a molecular weight of 356.81 g/mol.
Based on its molecular formula C18H17ClN4O2, benzyl (2S)-2-{8-chloroimidazo[1,5-a]pyrazin-3-yl}pyrrolidine-1-carboxylate contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 356.81 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.
Physical & Chemical Properties
| Molecular Formula | C18H17ClN4O2 |
| Molecular Weight | 356.81 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
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