(R)-1-(tert-butoxycarbonyl)-3-(methylthio)pyrrolidine-3-carboxylic acid CAS 2306247-87-8
| CAS No. | 2306247-87-8 |
| Molecular Formula | C11H19NO4S |
| Molecular Weight | 261.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 261.34 g/mol gives (R)-1-(tert-butoxycarbonyl)-3-(methylthio)pyrrolidine-3-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(R)-1-(tert-butoxycarbonyl)-3-(methylthio)pyrrolidine-3-carboxylic acid (CAS 2306247-87-8), molecular formula C11H19NO4S and molecular weight 261.34 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H19NO4S, (R)-1-(tert-butoxycarbonyl)-3-(methylthio)pyrrolidine-3-carboxylic acid contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 261.34 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (R)-1-(tert-butoxycarbonyl)-3-(methylthio)pyrrolidine-3-carboxylic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C11H19NO4S |
| Molecular Weight | 261.34 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
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- D-allo-Thr5-Semaglutide (CAS CATO-C4X-2226243)
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