2-methylpropyl (2S)-2-aminopropanoate

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

Procedure: Following General Procedure BG above and using 3-chlorophenylacetic acid (Aldrich) and alanine iso-butyl ester (prepared following General Procedure BJ above), the title compound was prepared. The reaction was monitored by tlc on silica gel.

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

Procedure: Following General Procedure BI above, and using 4-methylphenylacetic acid (Aldrich) and L-alanine iso-butyl ester (prepared following General Procedure BJ above), the title compound was prepared. The reaction was monitored by tlc on silica gel and purification was by filtration as described in the general procedure. The reaction was monitored by tlc on silica gel and purification was by filtration

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

Procedure: Following General Procedure BI above, and using 3-thiopheneacetic acid (Aldrich) and alanine iso-butyl ester (prepared following General Procedure BJ above), the title compound was prepared. The reaction was monitored by tlc on silica gel and purification was by filtration as described in the general procedure. The reaction was monitored by tlc on silica gel and purification was by filtration

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

Procedure: Following General Procedure BI above, and using 3,5-difluorophenylacetic acid (Aldrich) and alanine iso-butyl ester (prepared following General Procedure BJ above), the title compound was prepared. The reaction was monitored by tlc on silica gel and purification was by filtration as described in the general procedure. The reaction was monitored by tlc on silica gel and purification was by filtration

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

Procedure: Following General Procedure BI above, and using 2,5-difluorophenylacetic acid (Aldrich) and alanine iso-butyl ester (prepared following General Procedure BJ above), the title compound was prepared. The reaction was monitored by tlc on silica gel and purification was by filtration as described in the general procedure. The reaction was monitored by tlc on silica gel and purification was by filtration

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

Procedure: Following General Procedure BI above, and using 3-methylphenylacetic acid (Aldrich) and alanine iso-butyl ester (prepared following General Procedure BJ above), the title compound was prepared. The reaction was monitored by tlc on silica gel and purification was by filtration as described in the general procedure. The reaction was monitored by tlc on silica gel and purification was by filtration

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

Procedure: Following General Procedure BI above, and using (3-phenyl-1,2,4-thiadiazol-5-yl)acetic acid (CAS #90771-06-5) and alanine iso-butyl ester (prepared following General Procedure BJ above), the title compound was prepared. The reaction was monitored by tlc on silica gel and purification was by filtration as described in the general procedure. The reaction was monitored by tlc on silica gel and purification was by filtration

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

Procedure: Following General Procedure BI above, and using (3-methyl-isoxazol-5-yl)acetic acid (CAS #19668-85-0) and alanine iso-butyl ester (prepared following General Procedure BJ above), the title compound was prepared. The reaction was monitored by tlc on silica gel and purification was by filtration as described in the general procedure. The reaction was monitored by tlc on silica gel and purification was by filtration

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

Procedure: Following General Procedure BI above, and using benzofuran-2-ylacetic acid (Maybridge) and alanine iso-butyl ester (prepared following General Procedure BJ above), the title compound was prepared. The reaction was monitored by tlc on silica gel and purification was by filtration as described in the general procedure. The reaction was monitored by tlc on silica gel and purification was by filtration

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

Procedure: Following General Procedure BI above, and using 3-methylthiophenylacetic acid (CAS #18698-73-2) and alanine iso-butyl ester (prepared following General Procedure BJ above), the title compound was prepared. The reaction was monitored by tlc on silica gel and purification was by filtration as described in the general procedure. The reaction was monitored by tlc on silica gel and purification was by filtration

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

Procedure: Using the general procedure for synthesizing naphthyl (aminoacid ester) phosphorochloridates, the tosylate salt of (S)-isobutyl 2-aminopropanoate (2.5 g), naphthalen-1-yl phosphorodichloridate (2.06 g), TEA (2.19 mL) and DCM (50 mL) were combined to give (2S)-isobutyl 2-(chloro(naphthalen-1-yloxy)phosphorylamino)propanoate as a crude pale yellow thick oil. The crude compound was taken forward without further purification. for synthesizing naphthyl (aminoacid ester) phosphorochloridates

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

Procedure: Following General Procedure G′ above and using 3-chlorophenylacetic acid (Aldrich) and alanine iso-butyl ester (prepared following General Procedure J′ above), the title compound was prepared. The reaction was monitored by tlc on silica gel. prepared