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Abstract:
Separation of natural products from their mixture of structurally similar compounds is an important process for drug development and application. Borneol is a natural product widely used in the treatment of the cardiovascular and cerebrovascular diseases, and its production always involve the challenging separation from the diastereomer isoborneol (about 50 %). Herein, elven types of metal-organic frameworks (MOFs) with diverse pore structure and functionalities (-F, -NH2, -SO3H, and -OH) are utilized to evaluate their borneol/isoborneol separation performance, as the first attempt to use MOFs for diastereomers separation. Among these MOFs, UiO66-F4 exhibits the best performance with the borneol/isoborneol selectivity of 2.23 and the maximum borneol adsorption capacity of 106.88 mg center dot g 1 at 298 K, owing to the efficient pore confinement of borneol molecule confirmed by molecular simulation. Subsequent column breakthrough experiment demonstrates good separation performance under dynamic conditions. After five-stage purification unit process, high-purity borneol (>96 %) can be obtained. Furthermore, good reusability and scale-up synthesis suggest a high potential of the UiO-66-F4 materials for practical application.
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SEPARATION AND PURIFICATION TECHNOLOGY
ISSN: 1383-5866
Year: 2023
Volume: 304
8 . 6 0 0
JCR@2022
ESI Discipline: CHEMISTRY;
ESI HC Threshold:20
Cited Count:
WoS CC Cited Count: 8
SCOPUS Cited Count: 8
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 9
Affiliated Colleges: