1-(3,4-Dichlorophenyl)-5-oxo-N-phenyl-2,5-dihydro-1H-1,2,4-triazole-3-carboxamide CAS 1000573-88-5
| CAS No. | 1000573-88-5 |
| Molecular Formula | C15H10Cl2N4O2 |
| Molecular Weight | 349.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1-(3,4-Dichlorophenyl)-5-oxo-N-phenyl-2,5-dihydro-1H-1,2,4-triazole-3-carboxamide.
1-(3,4-Dichlorophenyl)-5-oxo-N-phenyl-2,5-dihydro-1H-1,2,4-triazole-3-carboxamide (CAS 1000573-88-5), molecular formula C15H10Cl2N4O2 and molecular weight 349.17 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-(3,4-Dichlorophenyl)-5-oxo-N-phenyl-2,5-dihydro-1H-1,2,4-triazole-3-carboxamide (C15H10Cl2N4O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 349.17 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), 1-(3,4-Dichlorophenyl)-5-oxo-N-phenyl-2,5-dihydro-1H-1,2,4-triazole-3-carboxamide 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 | C15H10Cl2N4O2 |
| Molecular Weight | 349.17 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Dichlorophenyl Standards
- 2-((3-(3,5-Dichlorophenyl)-1,2,4-oxadiazol-5-yl)methoxy)benzaldehyde (CAS 1707582-31-7)
- 3-((3-(2,5-Dichlorophenyl)-1,2,4-oxadiazol-5-yl)methoxy)benzaldehyde (CAS 1707582-35-1)
- 2-((3-(2,5-Dichlorophenyl)-1,2,4-oxadiazol-5-yl)methoxy)benzaldehyde (CAS 1707609-21-9)
- 3-((3-(3,5-Dichlorophenyl)-1,2,4-oxadiazol-5-yl)methoxy)benzaldehyde (CAS 1708400-95-6)
- 1-(3,4-Dichlorophenyl)-2-(4-fluorobenzenesulfonyl)ethan-1-ol (CAS 320422-64-8)
- Methyl 3-(3,4-dichlorophenyl)-5-(trifluoromethyl)benzoate (CAS 1820640-30-9)
- 1-(3,4-Dichlorophenyl)-3-(5-nitrofuran-2-yl)-1H-pyrazole-4-carbonitrile (CAS 61620-74-4)
- (2-((3,4-Dichlorophenyl)amino)thiazol-5-yl)(phenyl)methanone (CAS 339023-05-1)
Recommended Standards
- Posaconazole impurity 214 (CAS CATO-C4X-1208214)
- 3-(3,4-Dichlorobenzyl)-4-oxo-4H-pyrido[1,2-a]pyrimidine-7-carboxylic acid (CAS 1089342-78-8)
- Posaconazole impurity 213 (CAS CATO-C4X-1208213)
- tert-Butyl 3-iodo-1,5,6,7-tetrahydropyrazolo[4,3-b]pyridine-4-carboxylate (CAS 1251014-79-5)
- 2-Chloro-N-(2,6-diethylphenyl)-N-(propoxymethyl)acetamide, 95% (CAS 67535-25-5)
- 1-(Thiophen-2-yl)cyclopentan-1-amine (CAS 59397-18-1)
- 3-Ethyl-8-azabicyclo[3.2.1]Octan-3-ol (CAS 544671-44-5)
- Valeryl Bromide (CAS 1889-26-5)
- Fasudil Impurity 14 (CAS CATO-C4X-136514)
- 4'-Benzyloxy Carvedilol (CAS 887352-95-6)
- 4-(4-Nitrophenyl)-2-(piperazin-1-yl)thiazole (CAS 893764-01-7)
- 2-Isopropoxyacetaldehyde (CAS 77342-92-8)
- Methyl 3-azabicyclo[3.3.1]nonane-9-carboxylate (CAS 1544665-43-1)
- Cycloaspeptide D (CAS 691363-62-9)
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