Clinicopathological correlation of epiretinal membranes and posterior lens opacification following perfluorohexyloctane tamponade

P Hiscott, RM Magee, M Colthurst, N Lois… - British Journal of …, 2001 - bjo.bmj.com
BACKGROUND/AIMS Epiretinal and retrolental proliferation may occur during prolonged
use of the novel tamponade agent perfluorohexyloctane (F6H8). This study aims to …

Nucleophilic displacement at the benzoyl centre: a study of the change in geometry at the carbonyl carbon atom

MJ Colthurst, A Williams - Journal of the Chemical Society, Perkin …, 1997 - pubs.rsc.org
The second-order rate constants for the reaction between hydroxide ion and phenoxide ion
with 4-nitrophenyl esters of substituted benzoic acids in 10% acetonitrile–water (v/v) solution …

Transfer of a positively charged acyl group between substituted phenolate ion nucleophiles: the brønsted β for the calibrating equilibrium for N-methylisonicotinyl (4 …

MJ Colthurst, M Nanni, A Williams - Journal of the Chemical Society …, 1996 - pubs.rsc.org
Rate constants have been measured for the reaction of substituted phenolate ions with aryl
acetate esters and with aryl N-methylisonicotinate esters in aqueous solution. A new method …

An open transition state in carbonyl acyl group transfer in aqueous solution

SA Ba-Saif, M Colthurst, MA Waring… - Journal of the Chemical …, 1991 - pubs.rsc.org
The principal conclusion of this work is that the identity reaction of 2, 4-dinitrophenolate ion
with 2, 4-dinitrophenyl 4-methoxy-2, 6-dimethylbenzoate has an open transition state …

Reaction of imidazole with toluene-4-sulfonate salts of substituted phenyl N-methylpyridinium-4-carboxylate esters: special base catalysis by imidazole

MJ Colthurst, A Williams - Organic & biomolecular chemistry, 2003 - pubs.rsc.org
The reaction of imidazole in aqueous solution with toluene-4-sulfonate salts of substituted
phenyl N-methylpyridinium-4-carboxylate esters obeys the rate law: kobs− kbackground= k2 …

Alpha-Effect nucleophiles and azide ion: effective charge studies of displacement reactions at esters

MJ Colthurst, AJSS Kanagasooriam… - Canadian journal of …, 1998 - cdnsciencepub.com
Les réactions bimoléculaires des acétates de phényles substitués avec les ions azoture, 2-
iodosobenzoate et acétohydroxymate et la méthoxyamine, qui sont tous nucléophiles …

[CITATION][C] Kinetic studies of carbonyl group transfer.

MJ Colthurst - 1994 - University of Kent at Canterbury