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Basic Information
| CAS No.: | 3131-63-3 |
|---|---|
| Name: | 2-Ethylbenzofuran |
| Molecular Structure: | |
|
|
|
| Formula: | C10H10O |
| Molecular Weight: | 146.189 |
| Synonyms: | 2-Ethylbenzo[b]furan; |
| EINECS: | 221-524-8 |
| Density: | 1.05 g/cm3 |
| Boiling Point: | 210 °C at 760 mmHg |
| Flash Point: | 78.2 °C |
| Appearance: | COA |
| PSA: | 13.14000 |
| LogP: | 2.99520 |
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Synthetic route
- 70339-98-9
1-propionoxy-2-bromomethylbenzene
- 3131-63-3
2-ethylbenzofuran
Conditions
| Conditions | Yield |
|---|---|
| With chromium dichloride; boron trifluoride diethyl etherate In tetrahydrofuran Heating; | 96% |
| With chromium dichloride; diethyl ether; boron trifluoride 1.) THF, 5 h; 2.) THF, reflux; Yield given. Multistep reaction; |
- 92016-54-1
2-phenoxybutanal
- 3131-63-3
2-ethylbenzofuran
Conditions
| Conditions | Yield |
|---|---|
| With Amberlyst 15 In benzene Heating; | 96% |
- 3131-63-3
2-ethylbenzofuran
Conditions
| Conditions | Yield |
|---|---|
| With caesium carbonate; copper(l) chloride In acetonitrile at 20℃; under 760.051 Torr; for 6h; | 95.8% |
Conditions
| Conditions | Yield |
|---|---|
| With [(C6H6)(PCy3)(CO)RuH]+*BF4−; hydrogen; phenol In 1,4-dioxane; isopropyl alcohol at 130℃; under 1520.1 Torr; for 12h; Inert atmosphere; Glovebox; Schlenk technique; chemoselective reaction; | 95% |
| Stage #1: 1-(benzo[b]furan-2-yl)ethanone With hydrazine hydrate In diethylene glycol at 150℃; for 0.5h; Stage #2: With potassium hydroxide In diethylene glycol at 150℃; for 3h; | 85% |
| Stage #1: 1-(benzo[b]furan-2-yl)ethanone With hydrazine In water; diethylene glycol at 120 - 190℃; Wolff-Kishner reduction; Stage #2: With potassium hydroxide In water; diethylene glycol at 120 - 130℃; for 6h; | 55% |
Conditions
| Conditions | Yield |
|---|---|
| With tert.-butyl lithium | 95% |
- 104971-12-2
1-(but-1-yn-1-yl)-2-methoxybenzene
- 3131-63-3
2-ethylbenzofuran
Conditions
| Conditions | Yield |
|---|---|
| With lithium iodide In various solvent(s) for 18h; Heating; | 90% |
- 70340-05-5
2-(1-oxopropoxy)phenylmethyl triphenylphosphonium bromide
- 3131-63-3
2-ethylbenzofuran
Conditions
| Conditions | Yield |
|---|---|
| With sodium tert-pentoxide In toluene Heating; | 89% |
Conditions
| Conditions | Yield |
|---|---|
| Stage #1: 1-benzofurane With n-butyllithium In tetrahydrofuran; hexane at -78.16℃; for 0.75h; Inert atmosphere; Stage #2: ethyl bromide In tetrahydrofuran; hexane at 20℃; for 16h; Inert atmosphere; | 84% |
| Stage #1: 1-benzofurane With n-butyllithium In tetrahydrofuran; hexane at -77.16℃; for 0.75h; Inert atmosphere; Stage #2: ethyl bromide In tetrahydrofuran; hexane at 20℃; for 16h; Inert atmosphere; | 84% |
Conditions
| Conditions | Yield |
|---|---|
| With cyclopentene In toluene at 100℃; for 12h; Inert atmosphere; regioselective reaction; | 83% |
- 3131-63-3
2-ethylbenzofuran
Conditions
| Conditions | Yield |
|---|---|
| With potassium dihydrogenphosphate; sodium amalgam In methanol at 20℃; | 79% |
