Literature DB >> 27681329

Band-Selective 2D HSQMBC: A Universal Technique for Detection and Measurement of 35,37Cl Isotope Effects for 13C Nuclei.

Josep Saurí1,2, Mikhail Reibarkh1,2, Ting Zhang1,2, Ryan D Cohen1,2, Xiao Wang1,2, Tadeusz F Molinski1,2, Gary E Martin1,2, R Thomas Williamson1,2.   

Abstract

A novel technique that allows efficient measurement of the 35,37Cl isotope pattern for any 13C resonance has been developed. The band-selective CLIP-HSQMBC experiment is reliable and universally applicable for the indirect measurement of the 35,37Cl isotope shift of 13C resonances. The experiment provides advantages over conventional 1D 13C NMR and the recently developed bs-HSQC experiments. The utility and performance of the bs-CLIP-HSQMBC experiment is demonstrated for polyhalogenated synthons in a synthetic route and for a polyhalogenated marine natural product.

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Year:  2016        PMID: 27681329     DOI: 10.1021/acs.orglett.6b02158

Source DB:  PubMed          Journal:  Org Lett        ISSN: 1523-7052            Impact factor:   6.005


  1 in total

1.  Unequivocal determination of caulamidines A and B: application and validation of new tools in the structure elucidation tool box.

Authors:  Dennis J Milanowski; Naoya Oku; Laura K Cartner; Heidi R Bokesch; R Thomas Williamson; Josep Saurí; Yizhou Liu; Kirill A Blinov; Yuanqing Ding; Xing-Cong Li; Daneel Ferreira; Larry A Walker; Shabana Khan; Michael T Davies-Coleman; James A Kelley; James B McMahon; Gary E Martin; Kirk R Gustafson
Journal:  Chem Sci       Date:  2017-11-06       Impact factor: 9.825

  1 in total

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