Oxonium, trimethyl-, tetrafluoroborate(1-) (1:1) → 3,4-dihydro-5-methoxy-3-methyl-2-(2-propenyl)-2H-pyrrole

HRID 1279561Notes

Reaction equation

HRID 1279561 reaction equation
[CH3:1][CH:2]1[CH:6]([CH2:7][CH:8]=[CH2:9])[NH:5][C:4](=[O:10])[CH2:3]1.F[B-](F)(F)F.[CH3:16][O+](C)C>>[CH3:16][O:10][C:4]1[CH2:3][CH:2]([CH3:1])[CH:6]([CH2:7][CH:8]=[CH2:9])[N:5]=1

Participants

3

Reactant 2

HCID 2735153Oxonium, trimethyl-, tetrafluoroborate(1-) (1:1)HCID 187821034-Methyl-5-(2-propenyl)pyrrolidin-2-one

Product 1

HCID 184284533,4-dihydro-5-methoxy-3-methyl-2-(2-propenyl)-2H-pyrrole

Procedure

The product of EXAMPLE 265 is reacted with trimethyloxonium tetrafluoroborate by the method of EXAMPLE 26 to produce the title material.

Sources & evidence

ORD record
ord-cb60ac0bcd5343939d8f48f06d7d9661
Source dataset
uspto-grants-2002_09
Patent number
US06448286B1

Reaction notes

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