6-(4-Ethoxybenzyl)-3-(o-tolylamino)-1,2,4-triazin-5(4H)-one CAS 905765-12-0
| CAS No. | 905765-12-0 |
| Molecular Formula | C19H20N4O2 |
| Molecular Weight | 336.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
6-(4-Ethoxybenzyl)-3-(o-tolylamino)-1,2,4-triazin-5(4H)-one (CAS 905765-12-0) is a high-purity analytical reference standard with the molecular formula C19H20N4O2 and a molecular weight of 336.39 g/mol.
Structurally, 6-(4-Ethoxybenzyl)-3-(o-tolylamino)-1,2,4-triazin-5(4H)-one (C19H20N4O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 336.39 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C19H20N4O2 |
| Molecular Weight | 336.39 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 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |
Related Ethoxybenzyl Standards
- 6-(4-Ethoxybenzyl)-3-((pyridin-3-ylmethyl)amino)-1,2,4-triazin-5(4H)-one (CAS 905765-09-5)
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- 1-(2-Ethoxybenzyl)spiro[indoline-3,2'-[1,3]dioxan]-2-one (CAS 853751-50-5)
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Recommended Standards
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- N-[2-(4-Isopropylphenyl)ethyl]-N-methylamine (CAS 137069-28-4)
- 4-(4-Chlorophenyl)-2-fluorobenzoic acid (CAS 764722-93-2)
- 6-Chloro-6-heptenoic acid (CAS 731773-28-7)
- 3-Iodo-1H-pyrrolo[3,2-c]pyridin-4(5H)-one (CAS 1190319-96-0)
- 6-Bromo-3-methoxy-2-methylquinoline (CAS 2138139-10-1)
- 2-(3-Ethoxyphenyl)azetidine (CAS 1270508-07-0)
- Ethyl 5-hydroxybenzofuran-3-carboxylate (CAS 114195-14-1)
- 4-(5-Hydroxy-1-methoxyisoquinolin-4-yl)benzaldehyde (CAS 651030-49-8)
- N-(4-fluorophenyl)-2-(2-nitroethyl)benzamide (CAS 343372-63-4)
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