Oxonium, trimethyl-, tetrafluoroborate(1-) (1:1) → HCID 66881356, compound
Reaction equation
[CH2:1]([O:3][C:4](=[O:25])[CH2:5][N:6]([CH2:19][C:20]([O:22][CH2:23][CH3:24])=[O:21])[C:7]1[CH:15]=[C:14]2[C:10]([C:11]([CH2:16][CH3:17])=[N:12][NH:13]2)=[CH:9][C:8]=1[CH3:18])[CH3:2].F[B-](F)(F)F.[CH3:31][O+](C)C>>[CH2:1]([O:3][C:4](=[O:25])[CH2:5][N:6]([CH2:19][C:20]([O:22][CH2:23][CH3:24])=[O:21])[C:7]1[C:8]([CH3:18])=[CH:9][C:10]2[C:14]([CH:15]=1)=[N:13][N:12]([CH3:31])[C:11]=2[CH2:16][CH3:17])[CH3:2]Participants
3
Procedure
Using the compound (722 mg, 2.08 mmol) of step C, and trimethyloxonium tetrafluoroborate (527 mg, 3.56 mmol), and according to the method of Reference Example 137, step F, the title compound (248 mg, yield 33%) was obtained as a yellow oil.
Sources & evidence
- ORD record
- ord-ae80183453ac4c868396c9f71913778e
- Source dataset
- uspto-grants-2013_08