Reaction equation
[CH2:1]([N:3]1[CH2:7][CH2:6][CH2:5][CH:4]1[CH2:8][NH:9][C:10](=[O:23])[C:11]1[C:16]([O:17]C)=[C:15]([Cl:19])[CH:14]=[C:13]([Cl:20])[C:12]=1[O:21][CH3:22])[CH3:2].C(CC(C)(C)C)(C)C>C(Cl)(Cl)Cl>[CH2:1]([N:3]1[CH2:7][CH2:6][CH2:5][CH:4]1[CH2:8][NH:9][C:10](=[O:23])[C:11]1[C:16]([OH:17])=[C:15]([Cl:19])[CH:14]=[C:13]([Cl:20])[C:12]=1[O:21][CH3:22])[CH3:2]Participants
4
Procedure
The title compound was prepared from (-)-N-ethyl-2-(3,5-dichloro-2,6-dimethoxybenzamidomethyl)pyrrolidine by dealkylation in the same manner as described in Example 2. Yield 37%. M.p. 48°-49° C. (i-octane). [α]D25 =-64° C. (c=1.26; CHCl3).
Sources & evidence
- ORD record
- ord-611965bfa22442ada288636db728707e
- Source dataset
- uspto-grants-1988_12
- Patent number
- US04789683
Linked notes
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