Proteasome inhibitors and processes for their preparation, purification and use
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Abstract
The invention provides boronic esters of Formula I
wherein R1, R2, R3, and R4 are as described herein, and methods for the preparation and purification thereof.
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Citations
15 Claims
- 1. A boronic ester of Formula I
- 9. A process for purifying a boronic acid of Formula IA
- 12. A process for preparing a boronic acid of Formula IA
Specification