Study of the acetylation pattern of Chitosan by pure shift NMR

Study of the acetylation pattern of Chitosan by pure shift NMR

PUCP

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ARTÍCULO

EXPERIMENTAL SECTION
Reagents
Commercial chitin (C9213, batch #061M0110V), obtained from shrimp shells (Pandalus borealis) from Iceland, was purchased from Sigma Aldrich (St. Louis, Missouri, USA). Deuterium oxide (99.98%), DCl (30%), and NaOH pellets were obtained from Merck KGaA (Darmstadt, Germany). The water used was MilliQ purified (Millipore, Billerica, MA, USA). All reagents used were of analytical grade.

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