2-(5-Oxo-4-(p-tolyl)-4,5-dihydro-1H-1,2,4-triazol-1-yl)acetic acid CAS 860612-22-2
| CAS No. | 860612-22-2 |
| Molecular Formula | C11H11N3O3 |
| Molecular Weight | 233.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-(5-Oxo-4-(p-tolyl)-4,5-dihydro-1H-1,2,4-triazol-1-yl)acetic 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.
CATO supplies 2-(5-Oxo-4-(p-tolyl)-4,5-dihydro-1H-1,2,4-triazol-1-yl)acetic acid (CAS 860612-22-2), a certified reference material (molecular formula C11H11N3O3, MW 233.22 g/mol) for analytical method development and quality control.
Structurally, 2-(5-Oxo-4-(p-tolyl)-4,5-dihydro-1H-1,2,4-triazol-1-yl)acetic acid (C11H11N3O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 233.22 g/mol, it falls into the medium-molecular-weight range. 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 | C11H11N3O3 |
| Molecular Weight | 233.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
Recommended Standards
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