3 Chapter 4Scheme 4.1 Directing group assisted site‐selective C–H functionalization of ...Scheme 4.2 Proposed catalytic cycle of directing group assisted meta‐C–H fun...Scheme 4.3 meta‐C–H alkylation of phenylacetic amide derivatives with NBE....Scheme 4.4 meta‐C–H alkylation of phenylacetic amide derivatives with Yu‐med...Scheme 4.5 meta‐C–H alkylation of benzylsulfonamide derivatives.Scheme 4.6 meta‐C–H alkylation of nosyl‐protected methyl ester of phenylalan...Scheme 4.7 meta‐C–H arylation of phenylacetic amide derivatives with NBE....Scheme 4.8 meta‐C–H arylation of phenylacetic amide derivatives with Yu‐medi...Scheme 4.9 meta‐C–H arylation of β‐arylethylamine derivatives.Scheme 4.10 meta‐C–H arylation of biaryl‐2‐trifluoroacetamide derivatives....Scheme 4.11 meta‐C–H arylation of nosyl‐protected aryl ethylamine, phenylgly...Scheme 4.12 meta‐C–H arylation of benzylsulfonamide derivatives.Scheme 4.13 meta‐C–H arylation of benzyl amine derivatives.Scheme 4.14 meta‐C–H arylation of aniline, heterocyclic aromatic amine, phen...Scheme 4.15 (a) meta‐C–H arylation of benzylamine derivatives. (b) Synthetic...Scheme 4.16 meta‐C–H arylation of masked aromatic aldehyde derivatives.Scheme 4.17 (a) meta‐C–H arylation of benzyl alcohol derivatives. (b) Cleava...Scheme 4.18 meta‐C–H arylation of free phenylacetic acids.Scheme 4.19 (a) meta‐C–H chlorination of aniline and phenol derivatives. (b)...Scheme 4.20 meta‐C–H chlorination of benzylamine derivative.Scheme 4.21 meta‐C–H amination of aniline and phenol derivatives.Scheme 4.22 meta‐C–H amination of benzylamine and masked aromatic aldehyde d...Scheme 4.23 meta‐C–H alkynylation of aniline derivatives.Scheme 4.24 (a) Enantioselective meta‐C–H activation. (b) Enantioselective m...
4 Chapter 5Figure 5.1 Strategies for remote meta‐/para‐selective C–H activation. (a) St...Scheme 5.1 Ruthenium catalysis for C–H alkylation with n‐hexyl bromide. (a) ...Scheme 5.2 Remote meta‐C–H alkylations with secondary alkyl halides. (a) Sco...Scheme 5.3 meta‐C–H Alkylations with tertiary alkyl halides. (a) Reactions o...Scheme 5.4 Proposed catalytic cycle for remote C–H alkylations via ortho‐rut...Scheme 5.5 Remote meta‐C–H alkylation with transformable/removable directing...Scheme 5.6 Remote meta‐C–H alkylation with removable directing groups. (a) m...Scheme 5.7 Ruthenium‐catalyzed meta‐C–H mono‐ and difluoromethylations. (a) ...Scheme 5.8 Remote C–H alkylations with α‐bromocarbonyl compounds. (a) Ruthen...Scheme 5.9 Proposed catalytic cycle for the synergistic ruthenium‐phosphine ...Scheme 5.10 Remote C–H alkylations using an arene‐ligand‐free ruthenium comp...Scheme 5.11 Photo‐induced ruthenium‐catalyzed meta‐C–H alkylations with alky...Scheme 5.12 Remote meta‐C–H alkylations under visible light irradiation.Scheme 5.13 Oxidative ruthenium‐catalyzed meta‐benzylation with toluene deri...Scheme 5.14 Site‐selectivity switch for ruthenium‐catalyzed C–H benzylation....Scheme 5.15 Proposed catalytic cycle for remote meta‐C–H benzylations. Sourc...Scheme 5.16 Ruthenium‐catalyzed remote C–H carboxylation.Scheme 5.17 Remote C–H acylation via oxidative decarboxylation. Scheme 5.18 meta‐C–H Sulfonylations of phenylpyridines 1 with sulfonyl chlor...Scheme 5.19 Proposed catalytic cycle for meta‐sulfonylation. Source: Modifie...Scheme 5.20 Azoarene‐directed meta‐sulfonation.Scheme 5.21 Ruthenium‐catalyzed meta‐bromination. (a) meta‐Bromination with ...Scheme 5.22 Homogeneous or heterogeneous ruthenium catalysts for meta‐bromin...Scheme 5.23 Ruthenium‐catalyzed meta‐halogenation. (a) meta‐Halogenation wit...Scheme 5.24 Ruthenium‐catalyzed meta‐nitration.Scheme 5.25 Proposed catalytic cycle for ruthenium‐catalyzed meta‐nitration....Scheme 5.26 Ruthenium‐catalyzed remote C–H nitration. (a) meta‐C–H Nitration...Scheme 5.27 Oxidative C–H/C–H activation for para‐selective alkylations.Scheme 5.28 para‐C–H Oxygenations of anisoles 85