1: ortho-nonylphenol With ethylmagnesium bromide in diethyl ether T=20°C; 2: formaldehyd With N,N,N',N',N'',N''-hexamethylphosphoric triamide in benzene Heating;

1.1: 98.7 percent / o-xylene / Heating 2.1: n-butyllithium / tetrahydrofuran; hexane 2.2: 56.8 percent / tetrahydrofuran; hexane 3.1: 80.6 percent / H2 / Pd/C / ethanol / 20 °C 4.1: ethylmagnesium bromide / diethyl ether / 20 °C 4.2: 42 percent / hexamethylphosphoramide / benzene / Heating View Scheme

1.1: n-butyllithium / tetrahydrofuran; hexane 1.2: 56.8 percent / tetrahydrofuran; hexane 2.1: 80.6 percent / H2 / Pd/C / ethanol / 20 °C 3.1: ethylmagnesium bromide / diethyl ether / 20 °C 3.2: 42 percent / hexamethylphosphoramide / benzene / Heating View Scheme

1.1: 80.6 percent / H2 / Pd/C / ethanol / 20 °C 2.1: ethylmagnesium bromide / diethyl ether / 20 °C 2.2: 42 percent / hexamethylphosphoramide / benzene / Heating View Scheme

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