Functionalised alkenylcarbene metal complexes (M=Ru, W, Cr) by activation of propargyl alcohol derivatives
作者:Karine Ulrich、Emmanuel Porhiel、Vincent Péron、Vincent Ferrand、Hubert Le Bozec
DOI:10.1016/s0022-328x(00)00038-3
日期:2000.4
[Ru(η5-C5H5)(CO)(PPh3)(C(OMe)(CHCH-p-C6H4X)][BF4] (4a and 4d) are obtained from [Ru(η5-C5H5)(CO)(PPh3)(Cl)] (3) and propargyl alcohol derivatives a and d, respectively. Treatment of M(CO)5(THF) (M=W, Cr) with a and HCC(H)(OH)C4H2S(OH)(H)CCH (b) yields the monometallic complexes (CO)5MC(OMe)(C(OMe)(CHCHAr(OH)(H)CCH)] (5a) (M=W; Ar=C6H4), 5b (M=W; Ar=C4H2S), and 7a (M=Cr; Ar=C6H4)
芳烃钌的反应(II)配合物的[Ru(η 6 -C 6我4 - [R 2)(PME 3)氯2 ](1,R =甲基; 1 ',R = H)与炔丙醇衍生物HCC (H)(OH)(p -C 6 H ^ 4 X)(一个,X =HCC(H)(OH); C ^,X = CHO; d,X =CHCH 2 ; ê,X = CHCHCHCH 2)和甲醇给出(甲氧基)-alkenylcarbene钌络合物的[Ru(η 6 -C 6我4 - [R 2)(PME3)(CL)(C(OME)(CHCH- p -C 6 H ^ 4 X)] [PF 6 ](2A)和(2 ' ç - ë)。类似地,半夹心卡宾络合物的[Ru(η 5 -C 5 H ^ 5)(CO)(PPH 3)(C(OME)(CHCH- p -C 6 H ^ 4 X)] [BF 4 ](图4a和4d中获得)从的[Ru(η 5 -C 5