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Basic Information
| CAS No.: | 138-38-5 |
|---|---|
| Name: | 4-Ethylbenzenesulfonamide |
| Article Data: | 14 |
| Cas Database | |
| Molecular Structure: | |
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| Formula: | C8H11NO2S |
| Molecular Weight: | 185.247 |
| Synonyms: | Benzenesulfonamide,p-ethyl- (6CI,7CI,8CI);4-Ethylbenzenesulfonamide;EBSA;NSC 9909;p-Ethylbenzenesulfonamide; |
| EINECS: | 680-161-7 |
| Density: | 1.225 g/cm3 |
| Melting Point: | 111 °C |
| Boiling Point: | 329.658 °C at 760 mmHg |
| Flash Point: | 153.172 °C |
| Hazard Symbols: | Xi |
| PSA: | 68.54000 |
| LogP: | 2.67750 |
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Synthetic route
Conditions
| Conditions | Yield |
|---|---|
| With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; caesium carbonate In tetrahydrofuran Suzuki coupling; Inert atmosphere; Reflux; chemoselective reaction; | 88% |
| With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; caesium carbonate In tetrahydrofuran Suzuki-Miyaura cross-coupling; Inert atmosphere; Reflux; | 88% |
- 110955-51-6
4-Ethyl-N-isopropylidene-benzenesulfonamide
A
- 138-38-5
4-ethylbenzenesulfonamide
B
- 67-64-1
acetone
Conditions
| Conditions | Yield |
|---|---|
| With water for 1h; Heating; | A 77% B n/a |
- 17988-51-1
1-Ethyl-3-trimethylsilylbenzol
- 138-38-5
4-ethylbenzenesulfonamide
Conditions
| Conditions | Yield |
|---|---|
| With chlorure d'aluminium; chlorure de sulfamoyle In dichloromethane for 15h; Ambient temperature; | 38% |
- 16712-69-9
p-ethylbenzenesulfonyl chloride
- 138-38-5
4-ethylbenzenesulfonamide
Conditions
| Conditions | Yield |
|---|---|
| With ammonia at 20 - 100℃; | 9.5% |
| With ammonia | |
| With ammonium hydroxide at 40℃; for 0.5h; | |
| With ammonium hydroxide for 2h; Large scale; | 450 kg |
| With pyridine; ammonium hydroxide In dichloromethane at 0 - 20℃; for 4h; |
Conditions
| Conditions | Yield |
|---|---|
| With chlorosulphuric acid; chloroform Erwaermen des Reaktionsprodukts mit Ammoniumcarbonat; |
- 138-38-5
4-ethylbenzenesulfonamide
Conditions
| Conditions | Yield |
|---|---|
| With ammonia |
- 138-38-5
4-ethylbenzenesulfonamide
Conditions
| Conditions | Yield |
|---|---|
| With sodium hydroxide; D-Fructose In water at 29.85℃; Kinetics; Further Variations:; pH-values; Reagents; ionic strength values; |
- 128254-32-0
2-Ethyl-1,4-bis-trimethylsilanyl-benzene
- 138-38-5
4-ethylbenzenesulfonamide
Conditions
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: 100 percent / acide trifluoroacetique / CCl4 / 15 h / Heating 2: 38 percent / chlorure d'aluminium, chlorure de sulfamoyle / CH2Cl2 / 15 h / Ambient temperature View Scheme |
- 1336-21-6
ammonium hydroxide
- 16712-69-9
p-ethylbenzenesulfonyl chloride
- 138-38-5
4-ethylbenzenesulfonamide
Conditions
| Conditions | Yield |
|---|---|
| With sulfuric acid; trichlorophosphate In ethylbenzene; water |
- 138-38-5
4-ethylbenzenesulfonamide
- 189999-35-7
[1,1'-biphenyl]-2,2'-iodonium trifluoromethanesulfonate
- 1469876-05-8
9-((4-ethylphenyl)sulfonyl)-9H-carbazole
Conditions
| Conditions | Yield |
|---|---|
| With copper diacetate; sodium carbonate In ethylene glycol; isopropyl alcohol at 90℃; for 16h; Inert atmosphere; | 100% |
| With copper diacetate; sodium carbonate; ethylene glycol In isopropyl alcohol at 85℃; for 16h; Ullmann Condensation; Inert atmosphere; | 74% |
