ChemInform Abstract: Stereoselective Synthesis of 6α-Halopenicillanates by Samarium( II) Iodide Promoted Reduction of 6,6-Dihalopenicillanates.
✍ Scribed by H.-Y. KANG; A. N. PAE; Y. S. CHO; K. I. CHOI; H. Y. KOH; B. Y. CHUNG
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 31 KB
- Volume
- 28
- Category
- Article
- ISSN
- 0931-7597
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✦ Synopsis
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 via the “References” option.
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Reductive Opening of Cyclopropylogous α-Hydroxy Aldehydes and Ketones by Samarium(II) Iodide. -The regioselectivity of the title reaction is found to be strongly dependant on the substitution pattern of the substrate. In several cases, a tandem cyclopropyl opening-deoxygenation reaction leads to γ-
## 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
Stereoselective Synthesis of Unnatural 6α-trans-2-Oxaisocephams and δ1(6)-2-Oxaisocephems. -Azetidinone (III), derived from dithiyl substituted azetidinone (I), undergoes intramolecular cyclization at room temperature to give stereoselectively the title compounds (IV) and (V), which could act as pr