4,5-Diphenyl-2-(vinylthio)-1H-imidazole CAS 59282-91-6
| CAS No. | 59282-91-6 |
| Molecular Formula | C17H14N2S |
| Molecular Weight | 278.37 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, 4,5-Diphenyl-2-(vinylthio)-1H-imidazole is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 278.37 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies 4,5-Diphenyl-2-(vinylthio)-1H-imidazole (CAS 59282-91-6), a certified reference material (molecular formula C17H14N2S, MW 278.37 g/mol) for analytical method development and quality control.
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.
As a certified reference material (CRM), 4,5-Diphenyl-2-(vinylthio)-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.
Physical & Chemical Properties
| Molecular Formula | C17H14N2S |
| Molecular Weight | 278.37 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | 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.) | 1973 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Diphenyl Standards
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Recommended Standards
- 4-(Furan-2-ylmethyl)-5-(3-methylpiperidin-1-yl)-4h-1,2,4-triazole-3-thiol (CAS 923805-80-5)
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- 4-(2-furylmethyl)-5-(4-methylpiperidin-1-yl)-4H-1,2,4-triazole-3-thiol (CAS 923748-98-5)
- 4-Amino-5-(4-tert-butylphenoxymethyl)-4h-1,2,4-triazole-3-thiol (CAS 496784-99-7)
- (3R,4S)-3-amino-4-methylpyrrolidin-2-one hydrochloride (CAS 2417778-36-8)
- (5-Methoxy-1H-indol-1-yl)(2-methoxyphenyl)methanone (CAS 820234-18-2)
- Ethyl 2-amino-3-(benzo[b]thiophen-3-yl)propanoate (CAS 128193-92-0)
- 2,3-Dioxo-1,2,3,4-tetrahydroquinoxaline-6-carboxylic acid hydrate (CAS 1255717-69-1)
- 4-Hydroxy-3-methylbenzofuran-2(3H)-one (CAS 21872-07-1)
- 8-Methoxy-6-oxo-2,3,4,6-tetrahydro-1H-quinolizine-9-carboxylic acid (CAS 1502535-11-6)
- 2-Amino-6-cyanobenzoic acid (CAS 1654011-34-3)
- 2,4-Dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine hydrochloride (CAS 1187830-76-7)
- 3,4-Dibromo-5-fluorobenzonitrile (CAS 1803777-02-7)
- Semaglutide impurity 85 (CAS CATO-C4X-222685)
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