2-(Allylthio)-1-(4-(difluoromethoxy)phenyl)-5-(p-tolyl)-1H-imidazole CAS 1226455-63-5
| CAS No. | 1226455-63-5 |
| Molecular Formula | C20H18F2N2OS |
| Molecular Weight | 372.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-(Allylthio)-1-(4-(difluoromethoxy)phenyl)-5-(p-tolyl)-1H-imidazole (C20H18F2N2OS) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine 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 372.43 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.
2-(Allylthio)-1-(4-(difluoromethoxy)phenyl)-5-(p-tolyl)-1H-imidazole (CAS 1226455-63-5) is a high-purity analytical reference standard with the molecular formula C20H18F2N2OS and a molecular weight of 372.43 g/mol.
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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C20H18F2N2OS |
| Molecular Weight | 372.43 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.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Allylthio Standards
- 4-(2-(Allylthio)-7,9-dimethylpyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4-yl)morpholine (CAS 672950-70-8)
- N-((5-(allylthio)-4-ethyl-4H-1,2,4-triazol-3-yl)methyl)-4-chlorobenzenesulfonamide (CAS 338422-04-1)
- 3-(Allylthio)-5-(2,2-dimethoxyethyl)-4-(3-(trifluoromethyl)phenyl)-4H-1,2,4-triazole (CAS 303995-36-0)
- 2-(Allylthio)-5-(4-bromophenyl)-1-phenyl-1H-imidazole (CAS 1207011-89-9)
- 3-(5-(Allylthio)-4-ethyl-4H-1,2,4-triazol-3-yl)-1-(4-chlorophenyl)pyridazin-4(1H)-one (CAS 478077-59-7)
- 2-(Allylthio)-5-(4-bromophenyl)-1-(furan-2-ylmethyl)-1H-imidazole (CAS 1207041-55-1)
- 6-((5-(Allylthio)-4-ethyl-4H-1,2,4-triazol-3-yl)methoxy)-2-phenylpyridazin-3(2H)-one (CAS 692737-12-5)
- N-((5-(allylthio)-4-phenyl-4H-1,2,4-triazol-3-yl)methyl)-4-fluorobenzamide (CAS 478049-08-0)
Recommended Standards
- (5-Methyl-1-(1-methylpiperidin-3-yl)-3-(trifluoromethyl)-1H-pyrazol-4-yl)(3-methylpiperidin-1-yl)methanone (CAS 1203254-95-8)
- Benzyl ((S)-1-(4-fluorophenyl)-2-((S)-3-hydroxypyrrolidin-1-yl)ethyl)(methyl)carbamate (CAS 1263078-23-4)
- Cyclo(-Trp-Trp) (CAS 20829-55-4)
- tert-Butyl {4-[4-(trifluoromethyl)benzyl]piperidin-4-yl}methylcarbamate (CAS 1707358-35-7)
- 4-(Aminomethyl)-3-isopropoxyphenol (CAS 1243285-73-5)
- Ethyl 4-acetamido-2-methoxy-5-nitrobenzoate (CAS 1242269-54-0)
- Tert-butyl methyl(2-oxo-2-(pyrrolidin-3-ylamino)ethyl)carbamate (CAS 1707370-71-5)
- 6-Iodo-2,3-dihydrobenzo[b][1,4]dioxine (CAS 57744-67-9)
- (E)-3-(3-(hydrazinecarbonyl)phenyl)-N-hydroxyacrylamide (CAS 1223593-85-8)
- (1-((2,5-Dimethylfuran-3-yl)methyl)piperidin-4-yl)methanamine (CAS 1447967-15-8)
- Ethyl 4-(4-bromophenyl)tetrahydro-2H-pyran-4-carboxylate (CAS 1227160-22-6)
- Ethyl (S)-2-(7-hydroxy-1,2,3,4-tetrahydrocyclopenta[b]indol-3-yl)acetate (CAS 2227197-48-8)
- 2-Chloro-1-ethoxy-3-fluoro-4-nitrobenzene (CAS 1881321-47-6)
- Semaglutide Impurity 190 (CAS CATO-C4X-2226190)
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