C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/635.1
C07C 31/20 (2006.01) C07C 29/141 (2006.01) C07D 307/08 (2006.01)
Patent
CA 1066722
ABSTRACT OF THE DISCLOSURE A two-step method is provided for preparing polyols from compounds containing one six-membered acetal ring and one aldehyde functional group wherein the acetal is first hydrogenated in the presence of a hydrogenation catalyst and then hydrolyzed and hydrogenated in the pres- ence of a water insoluble strongly acid ion exchange resin and a hydrogenation catalyst. - 1 -
232645
E.i. Du Pont de Nemours And Company
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