3-(2,4-Dichlorophenyl)-5-(phenoxymethyl)-4-(p-tolyl)-4H-1,2,4-triazole CAS 141078-95-7
| CAS No. | 141078-95-7 |
| Molecular Formula | C22H17Cl2N3O |
| Molecular Weight | 410.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
3-(2,4-Dichlorophenyl)-5-(phenoxymethyl)-4-(p-tolyl)-4H-1,2,4-triazole (CAS 141078-95-7), molecular formula C22H17Cl2N3O and molecular weight 410.30 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-(2,4-Dichlorophenyl)-5-(phenoxymethyl)-4-(p-tolyl)-4H-1,2,4-triazole (C22H17Cl2N3O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 410.30 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).
As a certified reference material (CRM), 3-(2,4-Dichlorophenyl)-5-(phenoxymethyl)-4-(p-tolyl)-4H-1,2,4-triazole 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 | C22H17Cl2N3O |
| Molecular Weight | 410.30 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Dichlorophenyl Standards
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- 5-[(2,6-Dichlorophenyl)sulfanyl]-3,6-diphenyl-1,2,4-triazine (CAS 866051-57-2)
- (2Z)-1-{1-[4-(2,4-dichlorophenyl)-1,3-thiazol-2-yl]-5-hydroxy-3-methyl-1H-pyrazol-4-yl}-3-hydroxybut-2-en-1-one (CAS 245039-17-2)
- 2-(3,4-Dichlorophenyl)-4-methyl-6-(phenylamino)quinazoline-5,8-dione (CAS 61462-71-3)
- 3-(2,6-Dichlorophenyl)-4-(4-phenoxybenzoyl)-1,2-oxazole (CAS 338411-90-8)
- 5-(3,4-Dichlorophenyl)-4-(furan-2-carbonyl)-3-hydroxy-1-(3-methoxypropyl)-1H-pyrrol-2(5H)-one (CAS 609797-08-2)
- Methyl 4-[4-(3,4-dichlorophenyl)piperazin-1-yl]-3-nitrobenzoate (CAS 478246-53-6)
- 3-((4-(3,4-Dichlorophenyl)piperazin-1-yl)methyl)benzo[d]thiazole-2(3H)-thione (CAS 301194-76-3)
Recommended Standards
- 1024126-31-5 2-(4-bromophenyl)-1-(4-methoxyphenyl)-6-methyl-4,5,6,7-tetrahydro-1H-indol-4-one MS-10345 (CAS 1024126-31-5)
- (4'S)-6-Bromo-1'-(tert-butoxycarbonyl)-3,4-dihydro-2H-spiro[naphthalene-1,3'-pyrrolidine]-4'-carboxylic acid (CAS 1957130-63-0)
- tert-Butyl 4-(3-(4-bromophenyl)-3-oxopropanoyl)piperidine-1-carboxylate (CAS 1017781-49-5)
- 6-bromo-2-[(E)-2-(4-tert-butylphenyl)ethenyl]quinoline-4-carboxylic acid (CAS 926215-01-2)
- Methyl 6-(ethylamino)pyrazine-2-carboxylate (CAS 1528085-68-8)
- 5-(2,2-difluoroethoxy)-N-hydroxy-pyrazine-2-carboxamidine (CAS 1564175-62-7)
- tert-Butyl (cis-4-(hydroxymethyl)cyclohexyl)carbamate, 97% (CAS 223131-01-9)
- Vinyliso-octylether (CAS 37769-62-3)
- 2-Hydroxy-2,3-dimethylbutanoic acid (CAS 3639-20-1)
- 2-Chloro-6-isopropylpyridin-3-amine (CAS 1260666-48-5)
- N-(2-Chloro-6-fluorobenzyl)pyrrolidin-3-amine hydrochloride (CAS 1289386-24-8)
- 1-Chloro-4-(pent-4-en-1-yl)benzene (CAS 134831-42-8)
- Ixazomib Impurity 5 (CAS CATO-C4X-12675)
- Insulin Degludec Impurity 26 (CAS CATO-C4X-215726)
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