Substituted diazaspirodecanes, their preparation and their...

Details Substituted diazaspirodecanes, their preparation and their... Substituted diazaspirodecanes, their preparation and their...

C - Chemistry, Metallurgy

07

D

400/7075, 260/27

C07D 498/10 (2006.01) C08K 5/35 (2006.01)

Patent

CA 1171857

Abstract of the disclosure Diazaspirodecanes of the general formulae or Image Image in which Y = Image or Image are reacted with epoxides or aldehydes to give alcohols and the latter are reacted with bifunctional compounds to form oligomers or polymers which can be used as light stabilizers for synthetic polymers. The alcohols can also be obtained if epoxy compounds which are substituted by the above diazaspirodecanes are converted into their formic acid esters and the latter are saponified.

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