[C:1](Cl)(=O)[C:2]([Cl:4])=[O:3].[O:7]1[CH2:12][CH2:11][N:10]([C:13]2[CH:14]=C([CH:19]=[CH:20][CH:21]=2)C(O)=O)[CH2:9][CH2:8]1>C(Cl)Cl.CN(C=O)C>[O:7]1[CH2:12][CH2:11][N:10]([C:13]2[CH:14]=[C:1]([CH:19]=[CH:20][CH:21]=2)[C:2]([Cl:4])=[O:3])[CH2:9][CH2:8]1Oxalyl chloride (0.14 ml) was added to a solution of 3-morpholinobenzoic acid (0.28 g) in methylene chloride (10 ml) which contained DMF (2 drops). The reaction mixture was stirred for 18 hours at ambient temperature. The mixture was evaporated and azeotroped with toluene to give 3-morpholinobenzoyl chloride (0.3 g); Mass M+H 222.
Wird geladen…