全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Changcheng Jing , Dong Xing , Yu Qian ...
来源:[J].ChemInform, 2014, Vol.45 (4), pp.no-noWiley
摘要:Abstract(#br)This new multicomponent reaction allows the selective synthesis of pyrrolidines or the corresponding linear α‐amino ester derivatives by controlling the addition sequence of the substrates.
作者:Maya Moritaka , Keiji Nakano , Yoshiyasu Ichikawa ...
来源:[J].ChemInform, 2014, Vol.45 (11), pp.no-noWiley
摘要:Abstract(#br)The catalytic activities of four different thioureas using DMAP as co‐catalyst in four solvents are described.
作者:Chun‐Bao Miao , Yan‐Hong Wang , Meng‐Lei Xing ...
来源:[J].ChemInform, 2014, Vol.45 (17), pp.no-noWiley
摘要:Abstract(#br)The title procedure for the metal free direct oxygenation of 1,3‐dicarbonyls shows a wide applicability to different substrates and excellent functional group tolerability.
作者:Sheng Zhang , Kun Xu , Fengfeng Guo ...
来源:[J].ChemInform, 2014, Vol.45 (26), pp.no-noWiley
摘要:Abstract(#br)It is found that the Cu(I/II)‐catalyzed addition of nitro esters to unsaturated α‐ketoesters can be performed in good yields with high enantioselectivity.
作者:Wei Dong , Pengfei Hu , Jian Hu ...
来源:[J].ChemInform, 2014, Vol.45 (32), pp.no-noWiley
摘要:Abstract(#br)Triphenylphosphine‐promoted isomerization of the title compounds (I) results in formation of a mixture of 5‐oxohexenoates (II) and (III) while DABCO as promotor gives lactones (V) as products.
作者:Rameshwar Prasad Pandit , Yong Rok Lee
来源:[J].ChemInform, 2014, Vol.45 (47), pp.no-noWiley
摘要:Abstract(#br)Wolff rearrangement of α‐diazo‐β‐ketoesters (I) and (IV) followed by trapping of the ketene intermediates with enol ethers (II) and (V) generates a variety of trans‐γ,δ‐unsaturated β‐ketoesters (III) and (VI), respectively.

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