Mass spectrometry in structural and stereochemical problems. CLXXIX. Electron impact induced rearrangements of 1-phenylheptenes. Further evidence for double bond lability
Multicatalytic Stereoselective Synthesis of Highly Substituted Alkenes by Sequential Isomerization/Cross-Coupling Reactions
作者:Ciro Romano、Clément Mazet
DOI:10.1021/jacs.8b02134
日期:2018.4.4
patterns to deliver products with high control of the newly generated C═C bond. A highlyenantioselective variant of this [Ir/Ni] sequence has been established using a chiral iridium precatalyst. A complementary [Pd/Ni] catalytic sequence has been optimized for alkenyl methyl ethers with a remote C═C bond. The final alkenes were isolated with a lower level of stereocontrol. Upon proper choice of the Grignard
A regiodivergent nickel‐catalyzed hydrocyanation of a broad range of internal alkenes involving a chain‐walking process is reported. When appropriate diastereomeric biaryl diphosphite ligands are applied, the same starting materials can be converted to either linear or branched nitriles with good yields and high regioselectivities. DFT calculations suggested that the catalyst architecture determines
Mass spectrometry in structural and stereochemical problems. CLXXIX. Electron impact induced rearrangements of 1-phenylheptenes. Further evidence for double bond lability