2-(Benzylthio)-5-(4-bromophenyl)-1-ethyl-1H-imidazole CAS 1206996-79-3
| CAS No. | 1206996-79-3 |
| Molecular Formula | C18H17BrN2S |
| Molecular Weight | 373.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-(Benzylthio)-5-(4-bromophenyl)-1-ethyl-1H-imidazole 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.
2-(Benzylthio)-5-(4-bromophenyl)-1-ethyl-1H-imidazole (CAS 1206996-79-3), molecular formula C18H17BrN2S and molecular weight 373.31 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, bromine substitution, 2-(Benzylthio)-5-(4-bromophenyl)-1-ethyl-1H-imidazole is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 373.31 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.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C18H17BrN2S |
| Molecular Weight | 373.31 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.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Benzylthio Standards
- 5-(Benzylthio)-4-bromo-2-phenylpyridazin-3(2H)-one (CAS 97136-93-1)
- 6-(Benzylthio)-9-(2,2-diethoxyethyl)-9H-purin-2-amine (CAS 63071-68-1)
- 5-(Benzylthio)-2-bromo-7-chlorothiazolo[4,5-d]pyrimidine (CAS 259102-55-1)
- 2-(Benzylthio)-1-(4-fluorophenyl)-5-(p-tolyl)-1H-imidazole (CAS 1207009-05-9)
- 2-(Benzylthio)-4-(isopropylamino)-6-(p-tolyl)pyrimidine-5-carbonitrile (CAS 303985-60-6)
- 4-(((5-(Benzylthio)-1,3,4-thiadiazol-2-yl)thio)methyl)benzoic acid (CAS 477331-33-2)
- Ethyl 3-(benzylthio)-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydrobenzo[c]thiophene-1-carboxylate (CAS 172516-45-9)
- 4,6-Bis(benzylthio)cinnoline (CAS 6957-43-3)
Recommended Standards
- 5-(4-Bromophenyl)-2-(ethylthio)-1-(o-tolyl)-1H-imidazole (CAS 1206994-34-4)
- 5-(4-Bromophenyl)-2-(isopropylthio)-1-phenyl-1H-imidazole (CAS 1207020-26-5)
- Naphthol AS-OL phosphate (CAS 84522-15-6)
- 5-(4-Bromophenyl)-2-(ethylthio)-1-(p-tolyl)-1H-imidazole (CAS 1207038-89-8)
- triphenyl carbon pentachlorostannic acid (CAS 15414-98-9)
- (1-(tert-butoxycarbonyl)-6-(trifluoromethyl)-1H-indol-2-yl)boronic acid (CAS 875558-27-3)
- 1-(2-Bromo-4-chloro-phenyl)-2,2,2-trifluoro-ethanol (CAS 1508437-73-7)
- 4-((Diethoxyphosphoryl)methyl)phenyl acetate (CAS 1198227-74-5)
- 2-tert-Butyl-4-hydroxy-thiazole-5-carboxylic acid methyl ester (CAS 1934612-78-8)
- Methyl 2-amino-4,6-dichloronicotinate (CAS 1044872-40-3)
- 4-Bromo-3,5-dimethyl-1H-indazole (CAS 2091116-46-8)
- Ethyl 6-hydroxybenzo[b]thiophene-2-carboxylate (CAS 1106537-69-2)
- 1-methyl-3-(oxan-4-yl)-1H-pyrazole-4-carboxylic acid (CAS 1619991-95-5)
- Peptide Impurity 24 (CAS CATO-CPTD788824)
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