Ethyl 5-(2,4-dichlorophenoxy)-3-(4-methylphenyl)-1,2,4-triazine-6-carboxylate CAS 338966-16-8
| CAS No. | 338966-16-8 |
| Molecular Formula | C19H15Cl2N3O3 |
| Molecular Weight | 404.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Ethyl 5-(2,4-dichlorophenoxy)-3-(4-methylphenyl)-1,2,4-triazine-6-carboxylate (C19H15Cl2N3O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 404.25 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Ethyl 5-(2,4-dichlorophenoxy)-3-(4-methylphenyl)-1,2,4-triazine-6-carboxylate (CAS 338966-16-8) is a high-purity analytical reference standard with the molecular formula C19H15Cl2N3O3 and a molecular weight of 404.25 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), Ethyl 5-(2,4-dichlorophenoxy)-3-(4-methylphenyl)-1,2,4-triazine-6-carboxylate 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 | C19H15Cl2N3O3 |
| Molecular Weight | 404.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- 5-Propylpyrimidin-2-ol hydrochloride (CAS 1992996-57-2)
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- Ethyl (S)-1-Phenylethylcarbamate (CAS 33290-12-9)
- 5-Bromo-1-(3,4-dimethoxyphenyl)-1H-benzo[d]imidazole (CAS 1956323-01-5)
- 4-Methyl-3-((6-(methylsulfonyl)-7-(2-(morpholinomethyl)thiazol-4-yl)quinolin-4-yl)amino)phenol (CAS 955879-81-9)
- spiro[8-azabicyclo[3.2.1]octane-3,2'-tetrahydrofuran] (CAS 556062-54-5)
- N1-((1-(Hydroxymethyl)cyclopropyl)methyl)-N2-methyloxalamide (CAS 1251578-88-7)
- Hydrochlorothiazide Impurity 42 (CAS CATO-C4X-117742)
- Insulin Degludec Impurity 11 (CAS CATO-C4X-215711)
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