Summary
The water soluble poly(γ-glutamic acid) (γ-PGA) was synthetized by bacteria. A series of new, less water soluble α-esters were prepared by repeated esterification.
The characterization of the resulted polymers was performed by 200 MHz 1H and 75.4 MHz 13C NMR spectroscopy.
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Borbély, M., Nagasaki, Y., Borbély, J. et al. Biosynthesis and chemical modification of poly(γ-glutamic acid). Polymer Bulletin 32, 127–132 (1994). https://doi.org/10.1007/BF00306378
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DOI: https://doi.org/10.1007/BF00306378