Journal
ACS MACRO LETTERS
Volume 5, Issue 2, Pages 181-184Publisher
AMER CHEMICAL SOC
DOI: 10.1021/acsmacrolett.5b00866
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Funding
- National Science Foundation [CHE-1413862]
- Direct For Mathematical & Physical Scien
- Division Of Chemistry [1413862] Funding Source: National Science Foundation
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We report the use of band-selective 2D HSQC NMR spectroscopy to rapidly determine the stereoregularity of polymers usually analyzed by 1D C-13 NMR spectroscopy. This approach reduced the time required to characterize the triad stereosequences of polyacrylonitrile from about an hour to a few minutes, and can be performed with sufficient C-13 resolution to resolve higher-order stereosequences, such as the pentads of polypropylene.
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