Catalytic preparation of condensation products of formaldehyde

Details Catalytic preparation of condensation products of formaldehyde Catalytic preparation of condensation products of formaldehyde

1993-09-07

1995-01-31

Lone, Werren B.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

568457, 568461, C07C 4572

Patent

active

053860624

ABSTRACT:
A process for the catalytical preparation of condensation products of formaldehyde, in which formaldehyde or a formaldehyde-forming compound is caused to undergo reaction using a catalyst which has been produced, in the presence of an auxiliary base, from a triazolium salt of formula I ##STR1## in which R.sup.1 and R.sup.3 are the same or different and stand for aliphatic groups having from 1 to 30 carbon atoms, optionally substituted aryl groups, optionally substituted aralkyl groups, and/or optionally substituted heteroaryl groups,

REFERENCES:
J. Castells, Tetrahedron Letters, 21, 4517 to 4520.

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