3-[(1E)-1-[(1H-1,2,4-Triazol-3-yl)imino]ethyl]oxolan-2-one CAS 74258-03-0
| CAS No. | 74258-03-0 |
| Molecular Formula | C8H10N4O2 |
| Molecular Weight | 194.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 3-[(1E)-1-[(1H-1,2,4-Triazol-3-yl)imino]ethyl]oxolan-2-one is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 194.19 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
3-[(1E)-1-[(1H-1,2,4-Triazol-3-yl)imino]ethyl]oxolan-2-one (CAS 74258-03-0) is a high-purity analytical reference standard with the molecular formula C8H10N4O2 and a molecular weight of 194.19 g/mol.
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.
As a certified reference material (CRM), 3-[(1E)-1-[(1H-1,2,4-Triazol-3-yl)imino]ethyl]oxolan-2-one 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 | C8H10N4O2 |
| Molecular Weight | 194.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-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 |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 4 |
Recommended Standards
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- 3-(methylcarbamoylamino)benzoic acid (CAS 501646-90-8)
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- 2-(5-Bromo-2-methyl-1H-inden-3-yl)acetic acid (CAS 857251-05-9)
- 3-(2-methylnaphthalen-1-yl)benzaldehyde (CAS 691905-24-5)
- Methyl 1-[2-(2,4-dichlorophenoxy)propanoyl]piperidine-4-carboxylate (CAS 599186-59-1)
- (S)-2-methoxy-1-(4-(trifluoromethoxy)phenyl)ethan-1-amine (CAS 1269929-44-3)
- 2-Hydroxy-5-(methylsulfonyl)benzaldehyde (CAS 632628-02-5)
- 3,4-Diamino-N-(4-methoxyphenyl)benzene-1-sulfonamide (CAS 380344-09-2)
- 3-Oxo-7-hydroxychol-4-enoic acid (CAS 14772-95-3)
- Amines, N-coco alkyltrimethylenedi- (CAS 61791-63-7)
- Semaglutide impurity 194 (CAS CATO-C4X-2226194)
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