1-(tert-Butyl) 2-methyl (R)-4-(((trifluoromethyl)sulfonyl)oxy)-2,5-dihydro-1H-pyrrole-1,2-dicarboxylate CAS 647857-54-3
| CAS No. | 647857-54-3 |
| Molecular Formula | C12H16F3NO7S |
| Molecular Weight | 375.32 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.
CATO supplies 1-(tert-Butyl) 2-methyl (R)-4-(((trifluoromethyl)sulfonyl)oxy)-2,5-dihydro-1H-pyrrole-1,2-dicarboxylate (CAS 647857-54-3), a certified reference material (molecular formula C12H16F3NO7S, MW 375.32 g/mol) for analytical method development and quality control.
Based on its molecular formula C12H16F3NO7S, 1-(tert-Butyl) 2-methyl (R)-4-(((trifluoromethyl)sulfonyl)oxy)-2,5-dihydro-1H-pyrrole-1,2-dicarboxylate contains a nitrogen-containing heterocyclic scaffold, 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 375.32 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 | C12H16F3NO7S |
| Molecular Weight | 375.32 g/mol |
| 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- (R)-Methyl 5-nitro-3-(1-(2-(trifluoromethyl)phenyl)ethoxy)thiophene-2-carboxylate (CAS 929039-94-1)
- 1-(tert-Butyl) 2-methyl (S)-4-(((trifluoromethyl)sulfonyl)oxy)-2,5-dihydro-1H-pyrrole-1,2-dicarboxylate (CAS 462125-00-4)
- 2,2,2-Trifluoro-1-(4-nitrophenyl)ethyl 4-methylbenzenesulfonate (CAS 1356110-41-2)
- 2,5-Dichloro-N-(2-(methylthio)benzo[d]thiazol-6-yl)thiophene-3-carboxamide (CAS 476643-30-8)
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