THE EFFECT OF SULPHUR DIOXIDE ON THE MANNICH REACTIONS OF PHENOLS

DOI: 10.1016/S0040-4039(00)82196-6

Source and publish data:

Tetrahedron Letters p. 5801 - 5804 (1988)

Update date:2022-08-05

Topics:

Authors:

Fairhurst, Robin A.

Heaney, Harry

Papageorgiou, George

Wilkins, Robert F.

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Article abstract of DOI:10.1016/S0040-4039(00)82196-6

Regioselectivity in the ortho-dialkylaminomethylation of phenols in greatest, for example in reactions of 2,5-dimethylphenol, when a mixture of the phenol and sulphur dioxide is allowed to stand for several hours before the addition of a bis-(dialkylamino)methane (aminal) or an alkoxydialkylaminomethane (aminol ether).

Full text of DOI:10.1016/S0040-4039(00)82196-6

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