Synthesis of boronic ester and acid compounds
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1. A large-scale process for preparing a boronic ester compound of formula (I):
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Abstract
The invention relates to the synthesis of boronic ester and acid compounds. More particularly, the invention provides improved synthetic processes for the large-scale production of boronic ester and acid compounds, including the peptide boronic acid proteasome inhibitor bortezomib.
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30 Claims
- 1. A large-scale process for preparing a boronic ester compound of formula (I):
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