ChemInform Abstract: Cyclodimerization of α,β-Unsaturated Ketones Promoted by Samarium Diiodide.
✍ Scribed by Longhu Zhou; Yongmin Zhang
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 30 KB
- Volume
- 31
- Category
- Article
- ISSN
- 0931-7597
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A Novel Cyclodimerization of Arylidenecyanoacetate Promoted by Samarium Diiodide. -Reductive treatment of arylidenecyanoacetates with SmI 2 results in cyclodimerization to the aminocyclopentenes (II). However, the hydroxyphenyl-substituted substrate yields only the double bond reductive product (VI
Hydrodimerization of Cyclic α,β Unsaturated Ketones Promoted by Samarium Iodide. -The intermolecular coupling of cyclic unsaturated ketones by SmI 2 /THF and SmI 2 /HMPA/THF systems, resp., affords symmetrical hydrodimers in a short reaction time and in good yields. The use of HMPA improves the yie
## Abstract For Abstract see ChemInform Abstract in Full Text.