Synthesis of phenolic esters of hydroxymethyl phenols

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters

Reexamination Certificate

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Reexamination Certificate

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07985873

ABSTRACT:
The present invention provides a process for the production of a compound of formula (I) or a salt thereof, wherein R is hydrogen, a straight, branched or cyclic C1-C6alkyl group or an aryl group which may optionally be substituted. This process comprises: (a) reacting a compound of formula (II), with a compound of formula (III), wherein R is as defined above and X is a leaving group, in the presence of N,N-di-isopropylethylamine.

REFERENCES:
patent: 6713464 (2004-03-01), Meese et al.
patent: 94/11337 (1994-05-01), None
patent: 98/43942 (1998-10-01), None
patent: 01/35957 (2001-05-01), None

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