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CAS No.: | 668-94-0 |
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Name: | 4,5-DIPHENYLIMIDAZOLE |
Article Data: | 60 |
Molecular Structure: | |
Formula: | C15H12 N2 |
Molecular Weight: | 220.274 |
Synonyms: | Imidazole,4,5-diphenyl- (6CI,7CI,8CI); 4,5-Diphenyl-1H-imidazole; 4,5-Diphenylimidazole;NSC 59776 |
EINECS: | 211-573-3 |
Density: | 1.149 g/cm3 |
Melting Point: | 228-230 °C(lit.) |
Boiling Point: | 423.4 °C at 760 mmHg |
Flash Point: | 223.7 °C |
Appearance: | light beige fine crystalline powder |
Hazard Symbols: | Xi |
Risk Codes: | 36/37/38 |
Safety: | 26-37/39 |
PSA: | 28.68000 |
LogP: | 3.74370 |
Conditions | Yield |
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With dipotassium hydrogenphosphate; tetrakis(triphenylphosphine) palladium(0); tetrabutylammomium bromide In methanol; water at 100℃; for 1h; Temperature; Reagent/catalyst; Suzuki Coupling; Inert atmosphere; Microwave irradiation; | 99% |
Conditions | Yield |
---|---|
With ammonium cerium (IV) nitrate; ammonium acetate In ethanol; water at 75 - 80℃; | 97.08% |
2-hydroxy-2-phenylacetophenone
formamide
4,5-diphenyl-1H-imidazole
Conditions | Yield |
---|---|
In ethanol for 4h; Reflux; | 95% |
for 3h; Reflux; | 80% |
Stage #1: 2-hydroxy-2-phenylacetophenone; formamide for 3h; Reflux; Stage #2: With hydrogenchloride In water at 80 - 90℃; | 79.9% |
1-cyano-4,5-diphenylimidazole
4,5-diphenyl-1H-imidazole
Conditions | Yield |
---|---|
With potassium hydroxide In methanol for 14h; Ambient temperature; | 91% |
2-hydroxy-2-phenylacetophenone
urea
A
4,5-diphenyl-1H-imidazole
B
lophine
C
2,3,5,6-tetraphenylpyrazine
Conditions | Yield |
---|---|
With formic acid at 180℃; for 1.5h; | A 89% B 5% C 3% |
With formic acid at 180℃; for 2h; | A 27% B 31% C 3% |
Conditions | Yield |
---|---|
With ammonium acetate; acetic acid for 1h; Reflux; | 86% |
With ammonium acetate; acetic acid at 112℃; for 0.0583333h; Microwave irradiation; | 81% |
With ammonium acetate; acetic acid | |
With ammonium acetate; acetic acid |
4,5-diphenyl-1H-imidazole
Conditions | Yield |
---|---|
With 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride In ethylbenzene for 1h; Heating; | 85% |
Conditions | Yield |
---|---|
With 1,2,3-Benzotriazole; ammonium acetate In butan-1-ol at 80℃; for 12h; | 76% |
With ammonium acetate In neat (no solvent) for 0.166667h; Microwave irradiation; | 60% |
With ammonium acetate; acetic acid for 3h; Condensation; Heating; | 50% |
Conditions | Yield |
---|---|
With ammonium acetate; oxygen; Trimethylacetic acid In water; dimethyl sulfoxide at 140℃; | 72% |