An electron withdrawing group-containing metal compound (I) of formula [8]:
M4(X1R7i)t R8j-t [8]
wherein M4 represents an atom of Group XII, Groups III to XI or the lanthanide series of the Periodic Table; X1 represents an atom of Group XIV, XV or XVI of the Periodic Table; when a plural number of X1's exist, they may be the same as or different from each other; R7 represents an electron-withdrawing group or a group containing an electron-withdrawing group; when a plural number of R7's exist, they may be the same as or different from each other; R8 represents a hydrogen atom, a halogen atom or a hydrocarbon group; when a plural number of R8's exist, they may be the same as or different from each other; "j" represents a valence of M4; "t" represents a number satisfying 0
式[8]的含电子萃取基团的金属化合物(I):
M4(X1R7i)t R8j-t [8].
其中 M4 代表元素周期表中第 XII 族、第 III 族至第 XI 族或镧系元素的原子;X1 代表元素周期表中第 XIV 族、第 XV 族或第 XVI 族的原子;当存在多个 X1 时,它们可以彼此相同或不同;R7 代表抽电子基团或含有抽电子基团的基团;R8代表氢原子、卤素原子或碳氢基团;当存在复数个R8时,它们可以彼此相同或不同;"j "代表M4的化合价;"t "代表满足0
Efficient Ruthenium-Catalyzed Transfer Hydrogenation/Hydrogenation of 1,3-Cycloalkanediones to 1,3-Cycloalkanediols Using Microwave Heating
作者:Karin Leijondahl、Ann-Britt L. Fransson、Jan-E. Bäckvall
DOI:10.1021/jo0612527
日期:2006.10.1
A number of 1,3-cycloalkanediones were efficiently reduced to the corresponding diols in good yield by the use of a ruthenium catalyst, 2-propanol, and hydrogen gas under microwave heating.
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