초록

A catalyst comprising at least one noble metal deposited on an acidic support, wherein the dispersion of the noble metal is less than 20%.

대표청구항 ▼

A catalyst comprising at least one noble metal deposited on an acidic support, wherein the dispersion of the noble metal is less than 20%. C1to C12alkoxy, C1to C12substituted alkoxy, C1to C12acyloxy, C1to C12acyl, C3to C7cycloalkyl, C3to C7substituted cycloalkyl, C5to C7cycloalkenyl, C5to C7substitu

A catalyst comprising at least one noble metal deposited on an acidic support, wherein the dispersion of the noble metal is less than 20%. C1to C12alkoxy, C1to C12substituted alkoxy, C1to C12acyloxy, C1to C12acyl, C3to C7cycloalkyl, C3to C7substituted cycloalkyl, C5to C7cycloalkenyl, C5to C7substituted cycloalkenyl, heterocyclic ring, substituted heterocyclic ring, C7to C18phenylalkyl, C7to C18substituted phenylalkyl, C1to C12heterocycloalkyl, C1to C12substituted heterocycloalkyl, phenyl, substituted phenyl, naphthyl, substituted naphthyl, cyclic C2to C7alkylene, substituted cyclic C2to C7alkylene, cyclic C2to C7heteroalkylene, substituted cyclic C2to C7heteroalkylene, carboxy, protected carboxy, hydroxymethyl, protected hydroxymethyl, protected amino, protected (monosubstituted)amino, (disubstituted)amino, C1to C10alkyl protected amino, C1to C10alkyl protected (monosubstituted)amino, C1to C10alkyl (disubstituted)amino, C1to C10substituted alkylamino, C1to C10substituted alkyl protected (monosubstituted)amino, C1to C10substituted alkyl(disubstituted)amino, carboxamide, C1to C10alkylthio, C1to C10substituted alkylthio, C1to C10alkylsulfonyl, C1to C10substituted alkylsulfonyl, C1to C10alkylsulfoxide, C1to C10substituted alkylsulfoxide, phenylthio, substituted phenylthio, phenylsulf oxide, substituted phenylsulfoxide, phenylsulfonyl, substituted phenylsulfonyl and the group consisting of (i) the formula --C(O)NR11R12,(ii) the formula --SR11,(iii) the formula --OR11and (iv) the formula --C(O)OR11,wherein R11and R12are, independently, selected from the group consisting of a hydrogen atom, C1to C12alkyl, C1to C12substituted alkyl, C2to C12alkenyl, C2to C12substituted alkenyl, phenyl, substituted phenyl, naphthyl, substituted naphthyl, C7to C18phenylalkyl, C7to C18substituted phenylalkyl, C1to C12heterocycloalkyl, C1to C12substituted heterocycloalkyl, heteroaryl, substituted heteroaryl, heterocycle and substituted heterocycle; the other of R2and R3is selected from the group consisting of a hydrogen atom, halo, hydroxy, protected hydroxy, carboxy, thio, C1to C12alkyl, C2to C12alkenyl, C2to C12alkynyl, C1to C12substituted alkyl, C2to C12substituted alkenyl, C2to C12substituted alkynyl, C1to C12alkoxy, C1 to C12substituted alkoxy, C1to C12acyloxy, C1to C12acyl, C3to C7cycloalkyl, C3to C7substituted cycloalkyl, C5to C7cycloalkenyl, C5to C7substituted cycloalkenyl, heterocyclic ring, substituted heterocyclic ring, C7to C18phenylalkyl, C7to C18substituted phenylalkyl, C1to C12heterocycloalkyl, C1to C12substituted heterocycloalkyl, phenyl, substituted phenyl, naphthyl, substituted naphthyl, cyclic C2to C7alkylene, substituted cyclic C2to C7alkylene, cyclic C2to C7heteroalkylene, substituted cyclic C2to C7heteroalkylene, carboxy, protected