2-(2-phenoxyphenyl)acetonitrile

反応条件: temp:0.00; pressure:0.00; stir:

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: To anhydrous ethanol (15 ml) was dissolved sodium (0.55 g, 0.024 mole) and a mixture of 2-phenoxyphenylacetonitrile (4.18 g, 0.02 mole) and anhydrous ethanol (3 ml) was added dropwise to the mixture below 0° C. over 7 minutes. isoamyl nitrite (3.51 g, 0.03 mole) was further added dropwise to the mixture below 0° C. over 10 minutes, followed by stirring at room temperature for 24 hours. After completion of the reaction, 5% hydrochloric acid was added to the reaction mixture, which was extracted with ether and dried over anhydrous magnesium sulfate. The crude product obtained by concentration under reduced pressure was purified by silica gel chromatography (ethyl acetate/n-hexane) to obtain α-hydroxyimino-2-phenoxyphenylacetonitrile (4.53 g, yield: 95.1%) as crystals having a low melting temperature. was added dropwise to the mixture below 0° C. over 7 minutes was added to the reaction mixture, which was extracted with ether dried over anhydrous magnesium sulfate The crude product obtained by concentration under reduced pressure was purified by silica gel chromatography (ethyl acetate/n-hexane)

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: To anhydrous ethanol (15 ml) was dissolved sodium (0.55 g, 0.024 mole) and a mixture of 2-phenoxyphenylacetonitrile (4.18 g, 0.02 mole) and anhydrous ethanol (3 ml) was added dropwise to the mixture below 0° C. over 7 minutes. Isoamyl nitrite (3.51 g, 0.03 mole) was further added dropwise to the mixture below 0° C. over 10 minutes, followed by stirring at room temperature for 24 hours. After completion of the reaction, 5% hydrochloric acid was added to the reaction mixture, which was extracted with ether and dried over anhydrous magnesium sulfate. The crude product obtained by concentration under reduced pressure was purified by silica gel chromatography (ethyl acetate/n-hexane) to obtain α-hydroxyimino-2-phenoxyphenylacetonitrile (4.53 g, yield: 95.1%) as crystals having a low melting temperature. was added dropwise to the mixture below 0° C. over 7 minutes was added to the reaction mixture, which was extracted with ether dried over anhydrous magnesium sulfate The crude product obtained by concentration under reduced pressure was purified by silica gel chromatography (ethyl acetate/n-hexane)

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: To anhydrous ethanol (15 ml) was dissolved sodium (0.55 g, 0.024 mole) and a mixture of 2-phenoxyphenylacetonitrile (4.18 g, 0.02 mole) and anhydrous ethanol (3 ml) was added dropwise to the mixture below 0° C. over 7 minutes. Isoamyl nitrite (3.51 g, 0.03 mole) was further added dropwise to the mixture below 0° C. over 10 minutes, followed by stirring at room temperature for 24 hours. After completion of the reaction, 5% hydrochloric acid was added to the reaction mixture, which was extracted with ether and dried over anhydrous magnesium sulfate. The crude product obtained by concentration under reduced pressure was purified by silica gel chromatography (ethyl acetate/n-hexane) to obtain α-hydroxyimino-2-phenoxyphenylacetonitrile (4.53 g, yield: 95.1%) as crystals having a low melting temperature. was added dropwise to the mixture below 0° C. over 7 minutes was added to the reaction mixture, which was extracted with ether dried over anhydrous magnesium sulfate The crude product obtained by concentration under reduced pressure was purified by silica gel chromatography (ethyl acetate/n-hexane)

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: 3-Phenoxybenzaldehyde, isobutylamine hydrochloride and sodium cyanide were reacted on a 0.3 molar scale using essentially the same procedure as that described in Example 1. The product, α-(N-isobutylamino)-3-(phenoxybenzeneacetonitrile, was obtained as a golden oil (43.5 g). Proton nuclear magnetic resonance spectrum (d6 -acetone; δ in ppm): 0.9 (6H, d of d); 1.74 (1H, m); 2.52 (2H, d); 5.02 (1H, s); 6.9-7.6 (9H, m).

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: To anhydrous ethanol (15 ml) was dissolved sodium (0.55 g, 0.024 mole) and a mixture of 2-phenoxyphenylacetonitrile (4.18 g, 0.02 mole) and anhydrous ethanol (3 ml) was added dropwise to the mixture below 0° C. over 7 minutes. isoamyl nitrite (3.51 g, 0.03 mole) was further added dropwise to the mixture below 0° C. over 10 minutes, followed by stirring at room temperature for 24 hours. After completion of the reaction, 5% hydrochloric acid was added to the reaction mixture, which was extracted with ether and dried over anhydrous magnesium sulfate. The crude product obtained by concentration under reduced pressure was purified by silica gel chromatography (ethyl acetate/n-hexane) to obtain α-hydroxyimino-2-phenoxyphenylacetonitrile (4.53 g, yield: 95.1%) as crystals having a low melting temperature. was added dropwise to the mixture below 0° C. over 7 minutes was added to the reaction mixture, which was extracted with ether dried over anhydrous magnesium sulfate The crude product obtained by concentration under reduced pressure was purified by silica gel chromatography (ethyl acetate/n-hexane)

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: To anhydrous ethanol (15 ml) was dissolved sodium (0.55 g, 0.024 mole) and a mixture of 2-phenoxyphenylacetonitrile (4.18 g, 0.02 mole) and anhydrous ethanol (3 ml) was added dropwise to the mixture below 0° C. over 7 minutes. isoamyl nitrite (3.51 g, 0.03 mole) was further added dropwise to the mixture below 0° C. over 10 minutes, followed by stirring at room temperature for 24 hours. After completion of the reaction, 5% hydrochloric acid was added to the reaction mixture, which was extracted with ether and dried over anhydrous magnesium sulfate. The crude product obtained by concentration under reduced pressure was purified by silica gel chromatography (ethyl acetate/n-hexane) to obtain α-hydroxyimino-2-phenoxyphenylacetonitrile (4.53 g, yield: 95.1%) as crystals having a low melting temperature. was added dropwise to the mixture below 0° C. over 7 minutes was added to the reaction mixture, which was extracted with ether dried over anhydrous magnesium sulfate The crude product obtained by concentration under reduced pressure was purified by silica gel chromatography (ethyl acetate/n-hexane)

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: To anhydrous ethanol (15 ml) was dissolved sodium (0.55 g, 0.024 mole) and a mixture of 2-phenoxyphenylacetonitrile (4.18 g, 0.02 mole) and anhydrous ethanol (3 ml) was added dropwise to the mixture below 0° C. over 7 minutes. Isoamyl nitrite (3.51 g, 0.03 mole) was further added dropwise to the mixture below 0° C. over 10 minutes, followed by stirring at room temperature for 24 hours. After completion of the reaction, 5% hydrochloric acid was added to the reaction mixture, which was extracted with ether and dried over anhydrous magnesium sulfate. The crude product obtained by concentration under reduced pressure was purified by silica gel chromatography (ethyl acetate/n-hexane) to obtain α-hydroxyimino-2-phenoxyphenylacetonitrile (4.53 g, yield: 95.1%) as crystals having a low melting temperature. was added dropwise to the mixture below 0° C. over 7 minutes was added to the reaction mixture, which was extracted with ether dried over anhydrous magnesium sulfate The crude product obtained by concentration under reduced pressure was purified by silica gel chromatography (ethyl acetate/n-hexane)

反応条件: temp:0.00; pressure:0.00; stir:

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: To anhydrous ethanol (15 ml) was dissolved sodium (0.55 g, 0.024 mole) and a mixture of 2-phenoxyphenylacetonitrile (4.18 g, 0.02 mole) and anhydrous ethanol (3 ml) was added dropwise to the mixture below 0° C. over 7 minutes. Isoamyl nitrite (3.51 g, 0.03 mole) was further added dropwise to the mixture below 0° C. over 10 minutes, followed by stirring at room temperature for 24 hours. After completion of the reaction, 5% hydrochloric acid was added to the reaction mixture, which was extracted with ether and dried over anhydrous magnesium sulfate. The crude product obtained by concentration under reduced pressure was purified by silica gel chromatography (ethyl acetate/n-hexane) to obtain α-hydroxyimino-2-phenoxyphenylacetonitrile (4.53 g, yield: 95.1%) as crystals having a low melting temperature. was added dropwise to the mixture below 0° C. over 7 minutes was added to the reaction mixture, which was extracted with ether dried over anhydrous magnesium sulfate The crude product obtained by concentration under reduced pressure was purified by silica gel chromatography (ethyl acetate/n-hexane)

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: 95% sodium hydroxide (0.40 g, 6 mmol), acetone (10 ml) and butyl nitrite (0.62 g, 6 mmol) were added to 2-phenoxybenzyl cyanide (1.05 g, 5 mmol). The mixture was stirred at room temperature for 1.5 hours. Dimethyl sulfate (0.76 g, 6 mmol) was added, and the mixture was stirred at room temperature for 0.5 hours. After completion of the reaction, ether (10 ml) and 1N aqueous sodium hydroxide solution (10 ml) were added, and the mixture was stirred at room temperature for 0.5 hour. After stirring, water (100 ml) was added. The mixture was extracted with ether (100 ml), dried over anhydrous magnesium sulfate and concentrated under reduced pressure. The resulting residue was purified by silica gel chromatography (ethyl acetate/n-hexane) to give 2-phenoxy-α-methoxyiminobenzyl cyanide (1.18 g, Yield: 93.5%, E/Z=23/77). the mixture was stirred at room temperature for 0.5 hours were added the mixture was stirred at room temperature for 0.5 hour After stirring The mixture was extracted with ether (100 ml) dried over anhydrous magnesium sulfate concentrated under reduced pressure The resulting residue was purified by silica gel chromatography (ethyl acetate/n-hexane)

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: 854 Potassium hydroxide (3.96 g, 0.06 mol), toluene (100 ml) and butyl nitrite (6.19 g, 0.06 mmol) were added to 2-phenoxybenzyl cyanide (10.46 g, 0.05 mol). The mixture was stirred at room temperature for 16 hours. After completion of the reaction, water (100 ml) was added. The mixture was neutralized with hydrochloric acid, extracted with ether (150 ml), dried over anhydrous magnesium sulfate and concentrated under reduced pressure. The resulting residue was purified by silica gel chromatography (ethyl acetate/n-hexane) to give 2-phenoxy-α-hydroxyiminobenzyl cyanide (11.15 g, Yield: 93.6%, E/Z=11/89). was added extracted with ether (150 ml) dried over anhydrous magnesium sulfate concentrated under reduced pressure The resulting residue was purified by silica gel chromatography (ethyl acetate/n-hexane)