4-Chlorophthalic anhydride → Methyl 3-(5-chloro-1,3-dioxo-1,3-dihydro-isoindol-2-yl)-2-(2-methyl-[1,3]dioxolan-2-yl)propionate
Reaction equation
[NH2:1][CH2:2][CH:3]([C:8]1([CH3:13])[O:12][CH2:11][CH2:10][O:9]1)[C:4]([O:6][CH3:7])=[O:5].[Cl:14][C:15]1[CH:16]=[C:17]2[C:22](=O)[O:21][C:19](=[O:20])[C:18]2=[CH:24][CH:25]=1>>[Cl:14][C:15]1[CH:16]=[C:17]2[C:18](=[CH:24][CH:25]=1)[C:19](=[O:20])[N:1]([CH2:2][CH:3]([C:8]1([CH3:13])[O:9][CH2:10][CH2:11][O:12]1)[C:4]([O:6][CH3:7])=[O:5])[C:22]2=[O:21]Participants
3
Procedure
Methyl 3-(5-chloro-1,3-dioxo-1,3-dihydro-isoindol-2-yl)-2-(2-methyl-[1,3]dioxolan-2-yl)propionate was prepared (0.54 g, 73%) in the same manner as described in the above example 5 (1) from methyl 3-amino-2-(2-methyl-[1,3]dioxolan-2-yl)propionate (0.40 g, 2.11 mmol) and 4-chlorophthalic anhydride (0.50 g, 2.74 mmol), and the obtained product was identified with the following NMR data.
Sources & evidence
- ORD record
- ord-ba36ac71896c4e299590b9da60b729a0