3-(2-Chlorophenyl)-4-((4-(diethylamino)benzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione CAS 478254-27-2
| CAS No. | 478254-27-2 |
| Molecular Formula | C19H20ClN5S |
| Molecular Weight | 385.91 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-Chlorophenyl)-4-((4-(diethylamino)benzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione (CAS 478254-27-2), molecular formula C19H20ClN5S and molecular weight 385.91 g/mol, is a CATO reference standard with documented purity and traceability.
3-(2-Chlorophenyl)-4-((4-(diethylamino)benzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione (C19H20ClN5S) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution. Halogen substitution raises its density and boiling point; 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).
As a certified reference material (CRM), 3-(2-Chlorophenyl)-4-((4-(diethylamino)benzylidene)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 | C19H20ClN5S |
| Molecular Weight | 385.91 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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-containing |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- 2-((4-Chlorophenyl)amino)-6-(cyclohexylthio)quinazolin-4(1H)-one (CAS 828261-89-8)
- 3-(3-Chlorophenyl)-4-((4-(diethylamino)benzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione (CAS 478255-14-0)
- 6-(((4-Chlorophenyl)thio)methyl)-N-(2-methoxybenzyl)-2-methylpyrimidin-4-amine (CAS 339278-70-5)
- 6-(((4-Chlorophenyl)thio)methyl)-N-(3-methoxybenzyl)-2-methylpyrimidin-4-amine (CAS 339278-87-4)
- N-(4-Chlorophenyl)-2-({3-cyano-5H,6H,7H,8H,9H,10H-cycloocta[b]pyridin-2-yl}sulfanyl)acetamide (CAS 444161-70-0)
- 2-(4-(3-Chlorophenyl)piperazin-1-yl)-N-(2-isopropyl-6-methylphenyl)acetamide (CAS 329779-62-6)
- 2-[4-(3-Chlorophenyl)piperazin-1-yl]-N-(3,4-dihydro-2H-1-benzopyran-4-yl)acetamide (CAS 1147359-04-3)
- 4-[2-(4-Chlorophenyl)-1,3-thiazol-5-yl]-N-(4-methyl-1,3-thiazol-2-yl)pyrimidin-2-amine (CAS 1823183-28-3)
Recommended Standards
- 1'-(4-Chlorobenzenesulfonyl)-[1,4'-bipiperidine]-4'-carboxamide (CAS 681850-22-6)
- 3-Amino-N-(4-chlorophenyl)-5,6,7,8,9,10-hexahydrocycloocta[b]thieno[3,2-e]pyridine-2-carboxamide (CAS 387831-21-2)
- 1,2-Dibromo-3-difluoromethoxy-5-(trifluoromethoxy)benzene (CAS 1807181-16-3)
- 3-Amino-N-(4-chlorophenyl)-6-ethyl-5H,6H,7H,8H-thieno[2,3-b]quinoline-2-carboxamide (CAS 625370-24-3)
- Topiroxostat (CAS 577778-58-6)
- (2-(4-Fluorophenoxy)phenyl)methanaminehydrochloride (CAS 1002557-25-6)
- N-Nitroso-N-Allyl-3-Buten-1-Amine (CAS 54746-50-8)
- 2-(3-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}propyl)-4-methyl-1,3-thiazole-5-carboxylic acid (CAS 2091385-54-3)
- Methyl (R)-2-(5-fluoro-2,3-dihydrobenzofuran-3-yl)acetate (CAS 2832671-89-1)
- Motesanib (CAS 453562-69-1)
- 3-Acetyl-5-(4-chlorophenyl)-3aH-pyrrolo[3,4-d]isoxazole-4,6(5H,6aH)-dione (CAS 454473-68-8)
- 1,4-bis(4-nitrophenyl)piperazine (CAS 16264-05-4)
- 2-((1-Methyl-1H-tetrazol-5-yl)thio)acetohydrazide (CAS 872473-23-9)
- MLCK inhibitor peptide 18 (CAS 224579-74-2)
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