3-(1-Hydroxyethyl)-4-methyl-1H-1,2,4-triazol-5(4H)-one CAS 1446487-94-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1446487-94-0 |
| Molecular Formula | C5H9N3O2 |
| Molecular Weight | 143.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(1-Hydroxyethyl)-4-methyl-1H-1,2,4-triazol-5(4H)-one (CAS 1446487-94-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H9N3O2. Molecular weight: 143.14 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H9N3O2 |
| Molecular Weight | 143.14 g/mol |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- 4-(M-tolyloxy)butane-1-sulfonyl chloride (CAS 1202760-80-2)
- Lacosamide Impurity 5 (CAS CATO-C4X-18305)
- (2S,3R,4S,5S,6R)-2-(((2R,3S,4R,5R,6S)-6-(2-chloro-4-nitrophenoxy)-4,5-dihydroxy-2-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol (CAS 135743-28-1)
- Semaglutide Impurity 146 (CAS 2645421-68-5)
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