Report - Highly Branched Poly(α-Methylene-γ-Butyrolactone) from …file.scirp.org/pdf/OJPChem_2017112914172525.pdf · 2017-12-01 · ... (3.00 g, 0.013 mol), and L-valinol [(S)-(+)-2-Amino-3-methyl-1-butanol]

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