A dental cementation or core buildup kit comprising a primer/adhesive composition having a pH less than 4.5, and a two-part dental composition comprising 5% (w/w) to 99.5% (w/w) of at least one polymerizable monomer having at least one ethylenically unsaturated group selected from the group consisting of vinyl, acrylate and methacrylate; 0.01% (w/w) to 10% (w/w) of at least one compound of structure where each of R1, R2, and R3 may be the same or different and is independently selected from the group consisting of H, alkyl, alkoxyl, aryl, acyl, alyl, pyridyl, -OH, alkenyl, aralkyl, cycloalkyl, and heterocyclic structure containing O, S, or N; 0.01% (w/w) to 10% (w/w) of at least one hydroperoxide compound with at least one hydroperoxide group attached to a tertiary carbon; 5% (w/w) to 99.5% (w/w) of at least one finely divided filler; and 0% (w/w) to 25% (w/w) of at least one component selected from the group consisting of a solvent, a photoinitiator, a stabilizer, an antimicrobial agent, and combinations thereof, wherein component is in a first part of the two-part composition, component is in a second part of the two-part composition, and components,, and are independently in either the first part and/or the second part. a primer/adhesive composition having a pH less than 4.5, and a two-part dental composition comprising 5% (w/w) to 99.5% (w/w) of at least one polymerizable monomer having at least one ethylenically unsaturated group selected from the group consisting of vinyl, acrylate and methacrylate; 0.01% (w/w) to 10% (w/w) of at least one compound of structure where each of R1, R2, and R3 may be the same or different and is independently selected from the group consisting of H, alkyl, alkoxyl, aryl, acyl, alyl, pyridyl, -OH, alkenyl, aralkyl, cycloalkyl, and heterocyclic structure containing O, S, or N; 0.01% (w/w) to 10% (w/w) of at least one hydroperoxide compound with at least one hydroperoxide group attached to a tertiary carbon; 5% (w/w) to 99.5% (w/w) of at least one finely divided filler; and 0% (w/w) to 25% (w/w) of at least one component selected from the group consisting of a solvent, a photoinitiator, a stabilizer, an antimicrobial agent, and combinations thereof, wherein component is in a first part of the two-part composition, component is in a second part of the two-part composition, and components,, and are independently in either the first part and/or the second part. 5% (w/w) to 99.5% (w/w) of at least one polymerizable monomer having at least one ethylenically unsaturated group selected from the group consisting of vinyl, acrylate and methacrylate; 0.01% (w/w) to 10% (w/w) of at least one compound of structure where each of R1, R2, and R3 may be the same or different and is independently selected from the group consisting of H, alkyl, alkoxyl, aryl, acyl, alyl, pyridyl, -OH, alkenyl, aralkyl, cycloalkyl, and heterocyclic structure containing O, S, or N; 0.01% (w/w) to 10% (w/w) of at least one hydroperoxide compound with at least one hydroperoxide group attached to a tertiary carbon; 5% (w/w) to 99.5% (w/w) of at least one finely divided filler; and 0% (w/w) to 25% (w/w) of at least one component selected from the group consisting of a solvent, a photoinitiator, a stabilizer, an antimicrobial agent, and combinations thereof, wherein component is in a first part of the two-part composition, component is in a second part of the two-part composition, and components,, and are independently in either the first part and/or the second part.