Patent ID: 8389772
Filing Date: 2013-03-05
Classification: C07C,C07D,C08G,Y10T

Abstract:
1. Aldehyde ALD of the formula (I′): where R each independently a monovalent hydrocarbon radical having 1 to 12 carbon atoms or together are a divalent hydrocarbon radical having 4 to 12 carbon atoms which is part of an optionally substituted carbocyclic ring having 5 to 8 carbon atoms; R R each independently a methyl group or a monovalent aliphatic, cycloaliphatic or arylaliphatic radical which has 2 to 20 carbon atoms and optionally has hydroxyl groups or aldehyde groups and optionally contains heteroatoms in the form of ether oxygen or tertiary amine nitrogen, with the proviso that R 4′ has at least one hydroxyl group, and that R 4′ and R 5′ together have at least two hydroxyl groups, or together are a divalent aliphatic radical which has at least two hydroxyl groups and 4 to 20 carbon atoms, and is part of an optionally substituted heterocyclic ring having 5 to 8 ring atoms, this ring optionally containing further heteroatoms in the form of ether oxygen or tertiary amine nitrogen and optionally having aldehyde groups.