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ChemInform Abstract: Total Synthesis of (+)-Calyculin A and (-)-Calyculin B: Asymmetric Synthesis of the C(9—25) Spiroketal Dipropionate Subunit (I).

✍ Scribed by Amos B. Smith III; Gregory K. Friestad; Joseph Barbosa; Emmanuel Bertounesque; Kenneth G. Hull; Makoto Iwashima; Yuping Qiu; Brian A. Salvatore; P. Grant Spoors; James J.-W. Duan

Publisher
John Wiley and Sons
Year
2010
Weight
28 KB
Volume
31
Category
Article
ISSN
0931-7597

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ChemInform Abstract: Total Synthesis of
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✍ Amos B. Smith III; Gregory K. Friestad; Joseph Barbosa; Emmanuel Bertounesque; J 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 29 KB 👁 2 views

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v

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An Alternative Efficient Synthesis of the C20-C25 Building Unit for Calyculin A. -The key steps in the synthesis of the C20-C25 building unit (VII) of calyculin A are Wittig reaction of the aldehyde (III) and hydroboration of the resulting olefin (V). -(KABEYA, M.;

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Asymmetric Synthesis of Calyculin C. Part 2. Synthesis of the C26-C37 Fragment and Model Wittig Couplings. -The C26-C37 fragment (VIII) of the serine/threonine phosphatase inhibitor calyculin C is synthesized by coupling of the C33-C37 aza-sugar (II) with the C26-C32-aminooxazole (VI). The phosphoni