Compound, preparation and use

Details Compound, preparation and use Compound, preparation and use

C - Chemistry, Metallurgy

07

C

C07C 65/11 (2006.01) C07D 215/48 (2006.01) C09D 5/08 (2006.01) C10M 129/54 (2006.01) C23F 11/12 (2006.01)

Patent

CA 2056755

SMC 36083 ABSTRACT OOMPOUND, PREPARATION AND USE A fused ring compound having hydroxy, carboxylic acid and hydroxyalkyl substituent groups and the metal salts or complexes thereof. The hydroxyalkyl group is especially a hydroxymethyl group. The compound is prepared by reaction of the hydroxy carboxylic acid derivative with formaldehyde in an alkaline medium at a temperature of not more than 50°C. The compounds, especially the metal salts or complexes thereof, can be used to provide corrosion inhibition of metals, for example iron.

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