摘要 |
<p>An organic compound of formula E is made from a process comprising: reacting a compound of formula A and a compound of formula B to form a compound of formula C; and reacting one of the compound of formula C and the compound of formula D with a first boron esterification reagent to generate a boronic acid or a boronic ester to react with another of the compound of formula C and the compound of formula D to form a compound of formula E; wherein R1, R2, and R3 are, independently at each occurrence, a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical.</p> |