Partial Synthesis and Characterization of Karpoxanthins and Cucurbitaxanthin A Epimers
✍ Scribed by Péter Molnár; József Deli; Zoltán Matus; Gyula Tóth; Andrea Steck; Hanspeter Pfander
- Publisher
- John Wiley and Sons
- Year
- 1999
- Tongue
- German
- Weight
- 133 KB
- Volume
- 82
- Category
- Article
- ISSN
- 0018-019X
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
Although several investigators have reported the isolation of viruses active against various species of marine bacteria (
## Abstract β‐Cryptoxanthin (1) was acetylated and then epoxidized with monoperoxyphthalic acid. After hydrolysis, repeated chromatography, and crystallization, (3__S__,5__R__,6__S__)‐5,6‐epoxy‐β‐cryptoxanthin (3), (3__S__,5__S__,6__R__)‐5,6‐epoxy‐β‐cryptoxanthin (4), (3__R__,5′__R__,6′__R__)‐5′,6′
## Abstract The stereoselective total synthesis of a naturally occurring __α__‐pyrone (=2__H__‐pyran‐2‐one) derivative, synargentolide A (**1**), and of its epimer **2** (with the originally proposed structure of synargentolide A) was efficiently accomplished involving D‐tartaric acid as the starti