3-(2-Chlorophenyl)-4-((3,5-dibromo-2-hydroxybenzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione CAS 478254-46-5
| CAS No. | 478254-46-5 |
| Molecular Formula | C15H9Br2ClN4OS |
| Molecular Weight | 488.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-(2-Chlorophenyl)-4-((3,5-dibromo-2-hydroxybenzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine/bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
3-(2-Chlorophenyl)-4-((3,5-dibromo-2-hydroxybenzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione (CAS 478254-46-5) is a high-purity analytical reference standard with the molecular formula C15H9Br2ClN4OS and a molecular weight of 488.58 g/mol.
3-(2-Chlorophenyl)-4-((3,5-dibromo-2-hydroxybenzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione (C15H9Br2ClN4OS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine/bromine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
As a certified reference material (CRM), 3-(2-Chlorophenyl)-4-((3,5-dibromo-2-hydroxybenzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione 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 | C15H9Br2ClN4OS |
| Molecular Weight | 488.58 g/mol |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- 3-(3-Chlorophenyl)-4-((3,5-dibromo-2-hydroxybenzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione (CAS 478255-34-4)
- (E)-[(4-Chlorophenyl)methoxy]({1-[5-(trifluoromethyl)-3-[3-(trifluoromethyl)phenoxy]pyridin-2-yl]ethylidene})amine (CAS 866132-28-7)
- (E)-[(5-{[(2-chlorophenyl)methyl]sulfanyl}-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methylidene]amino 2-chlorobenzoate (CAS 321553-56-4)
- Ethyl 1-(4-chlorophenyl)-3-methyl-4-((3-(trifluoromethyl)benzyl)amino)-1H-pyrazolo[3,4-b]pyridine-5-carboxylate (CAS 866132-88-9)
- 2-(4-(2-Chlorophenyl)-4-methyl-2,5-dioxoimidazolidin-1-yl)-N-(4-phenoxyphenyl)acetamide (CAS 852902-01-3)
- 1-[(2-Chlorophenyl)methyl]-3'-[3-(trifluoromethyl)phenyl]-1,2-dihydrospiro[indole-3,2'-[1,3]thiazolidine]-2,4'-dione (CAS 338418-97-6)
- 2-(2-(2-Chlorophenyl)-4-phenylthiazol-5-yl)-N-(4-(trifluoromethoxy)phenyl)acetamide (CAS 338957-26-9)
- 2-[2-(4-Chlorophenyl)-4-phenyl-1,3-thiazol-5-yl]-N-[4-(trifluoromethoxy)phenyl]acetamide (CAS 338957-15-6)
Recommended Standards
- 4,4'-[1,4-Dihydro-1,4-bis(4-methylphenyl)pyrrolo[3,2-b]pyrrole-2,5-diyl]bis-benzonitrile (CAS 1451070-74-8)
- [(3S)-3-amino-3-carboxy-propyl]-[[(2S,3S,4R)-5-(6-aminopurin-9-yl)-3,4-dihydroxy-tetrahydrofuran-2-yl]methyl]-[(E)-4-azidobut-2-enyl]sulfonium (CAS 1370335-24-2)
- 3-Allyl-2-((2-oxo-2-(3-oxo-3,4-dihydroquinoxalin-1(2H)-yl)ethyl)thio)-5-phenylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 556050-16-9)
- ML 190 (CAS 1355244-02-8)
- 3,5-Difluoro-4-(3-fluorophenyl)pyridine (CAS 1214389-93-1)
- Methyl 5-bromo-2-cyano-4-iodobenzoate (CAS 1805419-80-0)
- 2'-Amino-5'-(4-carboxyphenyl)-[1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid (CAS 1414662-67-1)
- Loxoprofen Impurity 137 (CAS CATO-C4X-1488137)
- 1-Bromo-4-(bromomethyl)-2-methylbenzene (CAS 27561-51-9)
- 5-((4-Ethylphenoxy)methyl)furan-2-carboxylic acid (CAS 364595-54-0)
- 2-((3,4,4-Trifluorobut-3-en-1-yl)thio)-6,7-dihydro-[1,2,4]triazolo[5,1-b]quinazolin-8(5H)-one (CAS 478050-10-1)
- Ethyl 2-(benzylthio)-7-hydroxy-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate (CAS 51646-43-6)
- 5-(Tetrahydrofuran-2-yl)thiophene-2-carbaldehyde (CAS 915919-80-1)
- Semaglutide impurity 48 (CAS CATO-C4X-222648)
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