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作者:Lianhe Shu , Yian Shi
来源:[J].Tetrahedron Letters(IF 2.397), 2004, Vol.45 (43), pp.8115-8117Elsevier
摘要:Abstract(#br)Asymmetric epoxidation of substituted cis -β-methylstyrenes using N -aryl substituted oxazolidinone-containing ketones as catalysts shows that substituents on the phenyl group of the olefin have significant positive effects on the enantioselectivity of the epoxida...
作者:Terhi Vikki , Olli Ikkala , Lars-Olof Pietilii ...
来源:[B].Conductive Polymers and Plastics1999Elsevier
摘要:... The phenyl rings of PANI are considered as potential sites of phenl–phenyl interaction with a periodicity of around 6 A. At the same periodicity, there are hydrogen bonding sites as well consisting of amines and sulfonates due to protonating sulfonic acids. The first req...
作者:Terhi Vikki , Olli Ikkala , Lars-Olof Pietilii ...
来源:[B].Elsevier Inc.1999Elsevier
摘要:... The phenyl rings of PANI are considered as potential sites of phenl–phenyl interaction with a periodicity of around 6 A. At the same periodicity, there are hydrogen bonding sites as well consisting of amines and sulfonates due to protonating sulfonic acids. The first req...

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