Synthesis of multifunctional monomers from rosin for the properties enhancement of soybean-oil base

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Two kinds of rosin derivatives,(2-hydroxy-3-(methacryloyloxy)propyl 7-isopropyl-l,4a-dimethyl-1,2,3,4,4a,4b,5,6,10,10adecahydrophenanthrene-1-carboxylate)(HMPIDDC) and(((7-isopropyl-1,4a-dimethyl-1,2,3,4,4a,9,10,10a-octahydrophenanthren-l-yl)methyl)azaned
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