Phthalic Anhydride → HCID 20201860, compound
Reaction equation
[CH2:1]([O:3][C:4](=[O:16])[CH:5]([CH2:8][C:9]1[CH:14]=[CH:13][C:12]([NH2:15])=[CH:11][CH:10]=1)[CH2:6][CH3:7])[CH3:2].[C:17]1(=O)[O:22][C:20](=[O:21])[C:19]2=[CH:23][CH:24]=[CH:25][CH:26]=[C:18]12>O>[CH2:1]([O:3][C:4](=[O:16])[CH:5]([CH2:8][C:9]1[CH:10]=[CH:11][C:12]([N:15]2[C:20](=[O:21])[C:19]3=[CH:23][CH:24]=[CH:25][CH:26]=[C:18]3[C:17]2=[O:22])=[CH:13][CH:14]=1)[CH2:6][CH3:7])[CH3:2]Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Procedure
A mixture of ethyl-2-(p-aminobenzyl)-butyrate (4.4 g) and phthalic anhydride (3 g) is heat melted until ceasing of water evolution (5 minutes). After cooling, the solid as obtained is crystallized from ethanol. Yield: 4.8 g (68.6%); m.p. 86°-87° C. Analysis:
Workup
- temperatureis heat