4-(4-Chlorophenyl)-5-(3-methylphenyl)-4h-1,2,4-triazole-3-thiol CAS 731827-10-4
| CAS No. | 731827-10-4 |
| Molecular Formula | C15H12ClN3S |
| Molecular Weight | 301.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution, 4-(4-Chlorophenyl)-5-(3-methylphenyl)-4h-1,2,4-triazole-3-thiol is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 301.79 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
4-(4-Chlorophenyl)-5-(3-methylphenyl)-4h-1,2,4-triazole-3-thiol (CAS 731827-10-4) is a high-purity analytical reference standard with the molecular formula C15H12ClN3S and a molecular weight of 301.79 g/mol.
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), 4-(4-Chlorophenyl)-5-(3-methylphenyl)-4h-1,2,4-triazole-3-thiol 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 | C15H12ClN3S |
| Molecular Weight | 301.79 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- (Z)-1-(4-chlorophenyl)-3-(dimethylamino)-2-(ethylsulfonyl)prop-2-en-1-one 1823194-72-4 KS-000025T9 (CAS 1823194-72-4)
- 2-((2-Chlorophenyl)thio)-1-methyl-1H-indole-3-carbaldehyde (CAS 338416-38-9)
- 2-((4-Chlorophenyl)thio)-1-methyl-1H-indole-3-carbaldehyde (CAS 338416-17-4)
- 3-(2-Chlorophenyl)-5-(methylthio)-4-phenyl-4H-1,2,4-triazole (CAS 81518-29-8)
- 3-(4-Chlorophenyl)-5-[(phenylsulfanyl)methyl]-1,2-oxazole (CAS 478048-79-2)
- 3-[(2-Chlorophenyl)methyl]-4-phenyl-4,5-dihydro-1H-1,2,4-triazole-5-thione (CAS 497060-55-6)
- 3-{[(4-chlorophenyl)sulfanyl]methyl}-5-phenyl-1,2-oxazole (CAS 478067-78-6)
- 4-(4-Chlorophenyl)-5-(2-methylphenyl)-4h-1,2,4-triazole-3-thiol (CAS 879074-86-9)
Recommended Standards
- 4-(4-chlorophenyl)-5-(4-methylphenyl)-4H-1,2,4-triazole-3-thiol (CAS 451501-95-4)
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- 4-(4-Chlorophenyl)-N-(pyridin-3-ylmethyl)thiazol-2-amine (CAS 707535-64-6)
- 3-Chloro-6-methyl-N-phenylbenzo[b]thiophene-2-carboxamide (CAS 332382-36-2)
- 4-(3-Chloro-4-methoxyphenyl)-3-fluorophenol (CAS 1261946-56-8)
- 4-Chloro-N-(3-(hex-1-yn-1-yl)phenyl)benzenesulfonamide (CAS 861209-81-6)
- Ethyl 1-benzoyl-6,6-dimethyl-4-oxopiperidine-3-carboxylate (CAS 101583-07-7)
- 2,6-Dimethyl-4-(4-methylpyrrolidin-2-yl)phenol (CAS 603068-62-8)
- (3-Chloro-[2,2'-bipyridin]-5-yl)boronic acid (CAS 2225170-44-3)
- N-(heptan-2-yl)-1-methylpyrrolidin-3-amine (CAS 1248216-70-7)
- 2-Cyclopentyl-2-phenyloxirane (CAS 114121-67-4)
- 4-Amino-5-(4-bromophenyl)-4h-1,2,4-triazole-3-thiol (CAS 85106-58-7)
- 6-Ethyl-1,2,3,4-tetrahydro-1,1,4,4-tetramethylnaphthalene (CAS 80-81-9)
- Cholecystokinin Octapeptide (desulfated) (CAS 25679-24-7)
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