dimethyl (2R)-2-methylbutanedioate

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

Procedure: The title compound was synthesized as described in Intermediate 11 using (R)-dimethyl 2-methylsuccinate and (R)-2-aminopropan-1-ol as starting materials. 1H NMR (CDCl3): δ 3.57 (dd, 1H), 3.32 (dd, 1H), 3.02 (br s, 1H), 2.81 (dd, 1H), 2.69 (m, 2H), 2.60 (m, 1H), 2.20 (m, 1H), 2.12 (dd, 1H), 1.98 (m, 1H), 1.32 (m, 1H), 1.04 (m, 6H); MS: 144.3 (M+H)+.

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

Procedure: The title compound was synthesized as described in Intermediate 11 using (R)-dimethyl 2-methylsuccinate and (R)-2-aminopropan-1-ol as starting materials. 1H NMR (CDCl3): δ 3.57 (dd, 1H), 3.32 (dd, 1H), 3.02 (br s, 1H), 2.81 (dd, 1H), 2.69 (m, 2H), 2.60 (m, 1H), 2.20 (m, 1H), 2.12 (dd, 1H), 1.98 (m, 1H), 1.32 (m, 1H), 1.04 (m, 6H); MS: 144.3 (M+H)+.

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

Procedure: The title compound was synthesized as described in Intermediate 11 using (R)-dimethyl 2-methylsuccinate and (R)-2-aminopropan-1-ol as starting materials. 1H NMR (CDCl3): δ 3.57 (dd, 1H), 3.32 (dd, 1H), 3.02 (br s, 1H), 2.81 (dd, 1H), 2.69 (m, 2H), 2.60 (m, 1H), 2.20 (m, 1H), 2.12 (dd, 1H), 1.98 (m, 1H), 1.32 (m, 1H), 1.04 (m, 6H); MS: 144.3 (M+H)+.

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

Procedure: The title compound was synthesized as described in Intermediate 11 using (R)-dimethyl 2-methylsuccinate and (R)-2-aminopropan-1-ol as starting materials. 1H NMR (CDCl3): δ 3.57 (dd, 1H), 3.32 (dd, 1H), 3.02 (br s, 1H), 2.81 (dd, 1H), 2.69 (m, 2H), 2.60 (m, 1H), 2.20 (m, 1H), 2.12 (dd, 1H), 1.98 (m, 1H), 1.32 (m, 1H), 1.04 (m, 6H); MS: 144.3 (M+H)+.