3-hydroxy-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine CAS 914654-93-6
| CAS No. | 914654-93-6 |
| Molecular Formula | C5H12N4O |
| Molecular Weight | 144.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-hydroxy-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine (C5H12N4O) contains an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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-hydroxy-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine (CAS 914654-93-6), molecular formula C5H12N4O and molecular weight 144.17 g/mol, is a CATO reference standard with documented purity and traceability.
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.
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.
Physical & Chemical Properties
| Molecular Formula | C5H12N4O |
| Molecular Weight | 144.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |
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- [(2-Fluorophenyl)methyl](propan-2-yl)amine (CAS 921074-63-7)
- Borane-<I>N</I>,<I>N</I>-diethylaniline complex (CAS 13289-97-9)
- 2-(Benzylthio)-1-ethyl-5-(4-methoxyphenyl)-1H-imidazole (CAS 1207025-33-9)
- 2-Methyl-1,4-oxazepan-3-one (CAS 1823931-53-8)
- Peptide Impurity 06 (CAS CATO-CPTD788806)
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