Synthesis of Diastereomerically Pure 1-Aminocyclopropylphosphonic Acids

dc.contributor.authorGroth, Ulrich
dc.contributor.authorLehmann, Lutzdeu
dc.contributor.authorRichter, Lutzdeu
dc.contributor.authorSchöllkopf, Ulrichdeu
dc.date.accessioned2011-03-24T18:13:38Zdeu
dc.date.available2011-03-24T18:13:38Zdeu
dc.date.issued1993deu
dc.description.abstractThe lithium or potassium derivative of diethyl isocyanometh-ylphosphonate (1) reacts with epoxides in the presence of boron trifluoride-diethyl ether to provide the diethyl 3-hy-droxy-1-isocyanoalkylphosphonates rac-3. The corresponding mesylates rac-4 undergo a base-mediated cyclization to the diethyl 1-isocyanocyclopropylphosphonates rac-5. Acidic hydrolysis affords the diethyl l-aminocyanocyclopropylphos phonates roc-6, which upon treatment with trimethylsilyl iodide yield the 1-aminocyclopropylphosphonic acids rac-7. A base-mediated cycloalkylation of 1 with dibromoalkanes 10 gives the diethyl 1-isocyanocycloalkylphosphonates 11 which are suitable precursors for the achiral l-aminocycloal-kylphosphonic acids.eng
dc.description.versionpublished
dc.format.mimetypeapplication/pdfdeu
dc.identifier.citationFirst publ. in: Liebigs Annalen der Chemie 1993, 4, pp. 427-431deu
dc.identifier.doi10.1002/jlac.199319930169
dc.identifier.ppn276853571deu
dc.identifier.urihttp://kops.uni-konstanz.de/handle/123456789/9676
dc.language.isoengdeu
dc.legacy.dateIssued2008deu
dc.rightsAttribution-NonCommercial-NoDerivs 2.0 Generic
dc.rights.urihttp://creativecommons.org/licenses/by-nc-nd/2.0/
dc.subjectAlpha-Aminophosphonic acidsdeu
dc.subjectCyclopropanationdeu
dc.subjectdiastereoselectivedeu
dc.subjectIsocyanidesdeu
dc.subject.ddc540deu
dc.titleSynthesis of Diastereomerically Pure 1-Aminocyclopropylphosphonic Acidseng
dc.typeJOURNAL_ARTICLEdeu
dspace.entity.typePublication
kops.citation.bibtex
@article{Groth1993Synth-9676,
  year={1993},
  doi={10.1002/jlac.199319930169},
  title={Synthesis of Diastereomerically Pure 1-Aminocyclopropylphosphonic Acids},
  number={4},
  volume={1993},
  issn={0170-2041},
  journal={Liebigs Annalen der Chemie},
  pages={427--431},
  author={Groth, Ulrich and Lehmann, Lutz and Richter, Lutz and Schöllkopf, Ulrich}
}
kops.citation.iso690GROTH, Ulrich, Lutz LEHMANN, Lutz RICHTER, Ulrich SCHÖLLKOPF, 1993. Synthesis of Diastereomerically Pure 1-Aminocyclopropylphosphonic Acids. In: Liebigs Annalen der Chemie. 1993, 1993(4), pp. 427-431. ISSN 0170-2041. eISSN 1099-0690. Available under: doi: 10.1002/jlac.199319930169deu
kops.citation.iso690GROTH, Ulrich, Lutz LEHMANN, Lutz RICHTER, Ulrich SCHÖLLKOPF, 1993. Synthesis of Diastereomerically Pure 1-Aminocyclopropylphosphonic Acids. In: Liebigs Annalen der Chemie. 1993, 1993(4), pp. 427-431. ISSN 0170-2041. eISSN 1099-0690. Available under: doi: 10.1002/jlac.199319930169eng
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kops.sourcefieldLiebigs Annalen der Chemie. 1993, <b>1993</b>(4), pp. 427-431. ISSN 0170-2041. eISSN 1099-0690. Available under: doi: 10.1002/jlac.199319930169deu
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kops.sourcefield.plainLiebigs Annalen der Chemie. 1993, 1993(4), pp. 427-431. ISSN 0170-2041. eISSN 1099-0690. Available under: doi: 10.1002/jlac.199319930169eng
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