Oxonium, trimethyl-, tetrafluoroborate(1-) (1:1) → 6-Methoxy-4,4-dimethyl-2,3,4,5-tetrahydropyridine

HRID 1459221Notes

Reaction equation

HRID 1459221 reaction equation
[CH3:1][C:2]1([CH3:9])[CH2:7][CH2:6][NH:5][C:4](=[O:8])[CH2:3]1.F[B-](F)(F)F.[CH3:15][O+](C)C>>[CH3:1][C:2]1([CH3:9])[CH2:3][C:4]([O:8][CH3:15])=[N:5][CH2:6][CH2:7]1

Participants

3

Reactant 2

HCID 2735153Oxonium, trimethyl-, tetrafluoroborate(1-) (1:1)HCID 122020974,4-Dimethylpiperidin-2-one

Product 1

HCID 184285206-Methoxy-4,4-dimethyl-2,3,4,5-tetrahydropyridine

Procedure

A sample of the title compound of EXAMPLE 168 (636 mg, 5 mmol) was reacted with trimethyloxonium tetrafluoroborate (890 mg, 6 mmol) by the method of EXAMPLE 26 to yield, after chromatography, 550 mg (78%) of the title material.

Workup

  1. customto yield

Sources & evidence

ORD record
ord-0c2defd3fd0e4f6890fba26247313987
Source dataset
uspto-grants-1998_12
Patent number
US05854234

Reaction notes

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