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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
18
pubmed:dateCreated
2007-8-22
pubmed:abstractText
A novel series of benzenesulfonamides that contain ferrocenyl or ruthenocenyl moieties were synthesized and investigated for their ability to inhibit the enzymatic activity of physiologically relevant carbonic anhydrase (CA) isozymes: hCA I, II and tumour-associated IX (h=human). This manuscript describes the regioselective synthesis of both the 1,4- and 1,5-disubstituted-1,2,3-triazole benzenesulfonamides from ethynylmetallocene substrates. This is the first report describing the covalent attachment of organometallic moieties to the arylsulfonamide (ArSO(2)NH(2)) CA recognition pharmacophore. At hCA I these metallocene derivatives were either nanomolar or low micromolar inhibitors, while against hCA II and IX inhibition in the range of 9.7-80nM and 10.3-85nM, respectively, was observed. The ruthenocenyl derivatives gave superior CA inhibition compared to the ferrocenyl compounds across all three CA isozymes. These compounds constitute a new organometallic class of CA inhibitors with promising biological activity.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Sep
pubmed:issn
0960-894X
pubmed:author
pubmed:issnType
Print
pubmed:day
15
pubmed:volume
17
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
5032-5
pubmed:meshHeading
pubmed:year
2007
pubmed:articleTitle
Inhibition of carbonic anhydrase isozymes I, II and IX with benzenesulfonamides containing an organometallic moiety.
pubmed:affiliation
Eskitis Institute for Cell and Molecular Therapies, Griffith University, Nathan, Qld 4111, Australia.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't