权威例句
Synthesis of ansamycins: the ansa chain of rifamycin SGroup 4 ansa-Cyclopentadienyl-Amido Catalysts for Olefin Polymerization.ChemInform Abstract: SYNTHESIS OF ANSAMYCINS: THE ANSA CHAIN OF RIFAMYCIN SChemInform Abstract: Group 4 ansa-Cyclopentadienyl-Amido Catalysts for Olefin Polymerizationansa-Zirconocene Polymerization Catalysts with Anelated Ring Ligands - Effects on Catalytic Activity and Polymer Chain Lengthansa -Metallocene Derivatives : IV. Synthesis and molecular structures of chiral ansa -titanocene derivatives with bridged tetrahydr...ansa -Metallocene derivatives ☆ : VII. Synthesis and crystal structure of a chiral ansa -zirconocene derivative with ethylene-bridg...Polymerization of propylene using supported, chiral, ansa-metallocene catalysts: production of polypropylene with narrow molecular w...ChemInform Abstract: A STEREOSELECTIVE SYNTHESIS OF 1,3-DIOL DERIVATIVES AND APPLICATION TO THE ANSA BRIDGE OF RIFAMYCIN SHomogeneous Ziegler-Natta catalysts. 17. Crystalline-amorphous block polypropylene and nonsymmetric ansa-metallocene catalyzed polym...
