2-((5,6-Bis(4-methoxyphenyl)-1,2,4-triazin-3-yl)amino)ethanol CAS 59663-43-3
| CAS No. | 59663-43-3 |
| Molecular Formula | C19H20N4O3 |
| Molecular Weight | 352.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2-((5,6-Bis(4-methoxyphenyl)-1,2,4-triazin-3-yl)amino)ethanol (CAS 59663-43-3) is a high-purity analytical reference standard with the molecular formula C19H20N4O3 and a molecular weight of 352.39 g/mol.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, 2-((5,6-Bis(4-methoxyphenyl)-1,2,4-triazin-3-yl)amino)ethanol is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 352.39 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 2-((5,6-Bis(4-methoxyphenyl)-1,2,4-triazin-3-yl)amino)ethanol 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 | C19H20N4O3 |
| Molecular Weight | 352.39 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.) | 1974 |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 2-((1-Cyanocyclopentyl)amino)-2-oxoethyl 2,3-dimethylquinoxaline-6-carboxylate (CAS 871322-60-0)
- 2-(3-Nitro-4-(piperidin-1-yl)phenyl)-2,3-dihydroquinazolin-4(1H)-one (CAS 852938-33-1)
- 1-((3-Ethyl-2-(4-nitrophenyl)imidazolidin-1-yl)methyl)-1H-benzo[d][1,2,3]triazole (CAS 433219-44-4)
- 2-(Dimethylamino)-N-(3,5-dioxo-1,2-diphenylpyrazolidin-4-yl)acetamide (CAS 97078-73-4)
- 3,5-Dinitrosalicylic Acid (CAS 609-99-4)
- 3-(Boc-aminoethyloxy)benzonitrile (CAS 252263-98-2)
- 1-Phenyl-N-((1-(thiophen-2-yl)cyclopentyl)methyl)methanesulfonamide (CAS 1058249-70-9)
- Dienogest Impurity 15 (CAS CATO-C4X-229515)
- 4-((4-(Diethylamino)benzylidene)amino)-3-(2-methoxyphenyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 478257-09-9)
- 2-Chloro-6-methyl-5-(2-methylthiazol-4-yl)nicotinonitrile (CAS 246020-85-9)
- 2-Amino-2-(2,4-dichlorophenyl)ethanol hydrochloride (CAS 2061980-13-8)
- 4-Amino-5-hydroxypentanoic acid (CAS 40217-11-6)
- Clomipramine EP Impurity A DiHCl (CAS CATO-C4X-12651)
- 59880-97-6 Chemotactic peptide F-Met-Leu-Phe L-Phenylalanine, N-(N-(N-formyl-L-methionyl)-L-leucyl)- N-Formyl-L-methionyl-L-leucyl-L-phenylalanine N-Formyl-Met-Leu-Phe N-Formylmethionine leucyl-phenylalanine fMLF fMLP (misnomer but widely used) (CAS 59880-97-6)
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