Synthesis and characterisation of N-coordinated pentafluorophenyl gold(i) thiazole-derived complexes and an unusual self-assembly to form a tetrameric gold(i) complex†
Abstract
Treatment of [Au(C6F5)(SC4H8)]
(1)
(SC4H8
= C
NC(CH3)
C(H)S
, CH3S
C
NC(CH3)
C(H)S
, (I) or
N
C(H)SC(H)
C
CH3}]
(2) and [Au(C6F5){
N
C(SCH3)SC(H)
C
CH3}]
(3), or the
N(H)CH2(CH2)3C
H2}]
(4). The reaction of 1 with S
CN(H)C(CH3)
C(H)S
, (II) affords the thione complex [Au(C6F5){S
CN(H)C(CH3)
C(H)S
}]
(5), which, in CH2Cl2via spontaneous intermolecular deprotonation of the thione
CNC(CH3)
C(H)S
}]4
(6) containing a folded rectangle of Au-atoms with aurophlilic interactions [av. Au⋯Au distance, 3.02(4)
Å and av. Au–Au–Au angle, 87(2)°]. N-coordination of the