5,5-dimethoxypentanal

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Prepared according to the general procedure B from 1-bromo-4-(2-nitroethyl)benzene 112h (24 mmol) and 5,5-dimethoxypentanal 131 (16 mmol) to provide the title compound as yellow oil (2.15 g, 43% yield) after silica gel chromatography (EtOAc/Hexane). Prepared

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Prepared according to the general procedure B from 1-chloro-4-(2-nitroethyl)benzene 112g (24 mmol) and 5,5-dimethoxypentanal 131 (16 mmol) to provide the title compound as yellow oil (1.93 g, 45% yield) after silica gel chromatography (EtOAc/Hexane). Prepared

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Prepared according to the general procedure B from 1-methyl-4-(2-nitroethyl)benzene 112f (24 mmol) and 5,5-dimethoxypentanal 131 (16 mmol) to provide the title compound as yellow oil (1.38 g, 35% yield) after silica gel chromatography (EtOAc/Hexane). Prepared

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Prepared according to the general procedure B from 1-(2-nitroethyl)benzene 112e (24 mmol) and 5,5-dimethoxypentanal 131 (16 mmol) to provide the title compound as yellow oil (1.49 g, 40% yield) after silica gel chromatography (EtOAc/Hexane). Prepared

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Prepared according to the general procedure B from 1-(nitromethyl)benzene 112d (24 mmol) and 5,5-dimethoxypentanal 131 (16 mmol) to provide the title compound as yellow oil (E/Z=6.7/1) (1.44 g, 41% yield) after silica gel chromatography (EtOAc/Hexane). Prepared

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Prepared according to the general procedure A from 1-nitropropane 112c (80 mmol) and 5,5-dimethoxypentanal 131 (16 mmol) to provide the title compound as yellow oil (1.51 g, 55% yield) after silica gel chromatography (EtOAc/Hexane). Prepared

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Prepared according to the general procedure A from nitroethane 112b (80 mmol) and 5,5-dimethoxypentanal 131 (16 mmol) to provide the title compound as yellow oil (1.58 g, 63% yield) after silica gel chromatography (EtOAc/Hexane). Prepared

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Prepared according to the general procedure A from nitromethane 112a (80 mmol) and 5,5-dimethoxypentanal 131 (16 mmol) to provide the title compound as yellow oil (1.51 g, 66% yield) after silica gel chromatography (EtOAc/Hexane). Prepared