3-(2-Methoxyphenyl)-4-((4-(pentyloxy)benzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione CAS 497920-37-3
| CAS No. | 497920-37-3 |
| Molecular Formula | C21H24N4O2S |
| Molecular Weight | 396.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 396.51 g/mol gives 3-(2-Methoxyphenyl)-4-((4-(pentyloxy)benzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-(2-Methoxyphenyl)-4-((4-(pentyloxy)benzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione (CAS 497920-37-3) is a high-purity analytical reference standard with the molecular formula C21H24N4O2S and a molecular weight of 396.51 g/mol.
3-(2-Methoxyphenyl)-4-((4-(pentyloxy)benzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione (C21H24N4O2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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 | C21H24N4O2S |
| Molecular Weight | 396.51 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 1-((4-(4-Ethoxyphenyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)-3,3-dimethylbutan-2-one (CAS 477329-48-9)
- 3-Amino-6-isopropyl-N-(4-methoxyphenyl)-5,6,7,8-tetrahydrothieno[2,3-b][1,6]naphthyridine-2-carboxamide (CAS 728000-33-7)
- 4-[(4-Methylphenyl)methyl]-3-[1-(3-methylthiophene-2-carbonyl)piperidin-4-yl]-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775549-25-1)
- Mirabegron (CAS 223673-61-8)
- 1-(4-Methoxybenzyl)-4-methylpiperazine (CAS 414879-57-5)
- methyl N-(2-(tert-butoxy)acetyl)-O-(tert-butyldimethylsilyl)-L-serinate (CAS CATO-C4X-22644)
- 1-Methylguanosine (CAS 2140-65-0)
- Z-Acpc-OH (CAS 84677-06-5)
- N-(4,5-Dimethyl-1H-benzo[d]imidazol-2-yl)cyanamide (CAS 41926-67-4)
- 5,6-Diamino-1-propylpyrimidine-2,4(1H,3H)-dione (CAS 76194-07-5)
- 2-(4-(Hydroxymethyl)phenoxy)nicotinonitrile (CAS 888967-55-3)
- 1-Benzyl-2-methyl-1h-indol-3-yl carbamimidothioate hydroiodide (CAS 1426291-05-5)
- 3-Methyl-2-nitro-N-(pyrimidin-2-yl)benzamide (CAS 587846-36-4)
- Semaglutide impurity 97 (CAS CATO-C4X-222697)
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