Syntheses and characterizations of homovalent and heterovalent dinuclear gold ylide metallocycles /

(CH2)2PPh2]2) (15). Compound 15 was produced in the

Bibliographic Details
Main Author: Neitling, David Christopher, 1968-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1995.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:(CH2)2PPh2]2) (15). Compound 15 was produced in the
(CH2)2pPh2]2)(dtP)2 (10), and Au[4(CH2)2pph2]l2(MtP)l (II)
(CH2)2PPh2l ) 2(dtP)2 (4), Au[@(CH2)2pMe2l)2(MtP)2(6),
(CH2)2pPh2l)2(Mtp)Br (8), t AU2([i-CH2)[4-
1. When cyanide ligands have been involved in either the
a gold-gold bond The molecular structures of f Au[ii-
acyl complex has been reported. NNM and IR spectra supported
anti-[AuBr(mtp)[4-(CH2)2pPh2l 12 (7), Au[4
characterized derivatives of 1. The synthesis of a new gold
compared to each other and to other structurally
determination of the mixed-valence complex cis-AuAuBr2[4
halide derivatives of I was completed with the structural
have been obtained by X-ray crystallography. The structural
Homovalent and heterovalent derivatives of the gold ylide
involved the reduction of the gold atoms and the formation of
isomenzation, and single-center reductions may all be
metallocycle (Au[4(CH2)2PPh2l ) 2(l) have been synthesized.
methylenediphenylthiophosphinate (mtp) and diphenyldithio
observed. The series of structural isomers possible for the
occurring due to the presence of cyanide ligands.
phosphinate (dtp) have been carried out using dihalide,
presence of cyanide ligands greatly affects the chemistry of
presence of cyanide. Ligand exchanges, geometrical
production of mixed-valence, Au/Au', metallocycles were
reactions proceeded as metathesis reactions, while others
substitution of halides or in oxidative addition, the
Substitution reactions with the potentially bidentate ligands
tetrahalide, and A-frame derivatives of 1. Some of these
the formation of an asymmetrical Au'-Au' metallocycle. The
trans influence on the Au-Br bond lengths of 7 and 8 were
Item Description:"Major subject: Chemistry".
Vita.
Physical Description:x, 97 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.