Source:http://linkedlifedata.com/resource/pubmed/id/12098295
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
14
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pubmed:dateCreated |
2002-7-5
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pubmed:abstractText |
5,5-Dimethyl-1,4,2-dioxazoles are readily installed by transketalization of 2,2-diethoxypropane, where both the NH and OH moieties are protected in a nonprotic form. The dioxazoles are stable to a wide variety of reaction conditions and readily revert back to the hydroxamic acid by treatment with Nafion-H in 2-propanol. The method is applicable to primary, secondary, tertiary, and aromatic hydroxamic acids, and the acidity of the protons adjacent to the dioxazole allows alpha-functionalization.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:status |
PubMed-not-MEDLINE
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pubmed:month |
Jul
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pubmed:issn |
0022-3263
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
12
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pubmed:volume |
67
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
4833-8
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pubmed:dateRevised |
2003-11-3
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pubmed:year |
2002
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pubmed:articleTitle |
5,5-Dimethyl-1,4,2-dioxazoles as versatile aprotic hydroxamic acid protecting groups.
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pubmed:affiliation |
Process Research and Development, Pfizer Global Research and Development, Eastern Point Road, P.O. Box 8013, Groton, Connecticut 06340-8013, USA. michael_a_couturier@groton.pfizer.com
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pubmed:publicationType |
Journal Article
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