L-glycine-2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl-L-arginine CAS CATO-CPTD788875
| CAS No. | CATO-CPTD788875 |
| Molecular Formula | C21H33N5O6S |
| Molecular Weight | 483.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), L-glycine-2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl-L-arginine 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.
L-glycine-2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl-L-arginine (CAS CATO-CPTD788875) is a high-purity analytical reference standard with the molecular formula C21H33N5O6S and a molecular weight of 483.58 g/mol.
Based on its molecular formula C21H33N5O6S, L-glycine-2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl-L-arginine contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 483.58 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.
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 | C21H33N5O6S |
| Molecular Weight | 483.58 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
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