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Enantioselective Carbonyl-Ene Reactions of Arylglyoxals with a Chiral Palladium(II)-BINAP Catalyst.

✍ Scribed by He-Kuan Luo; Lim Bee Khim; Herbert Schumann; Christina Lim; Tan Xiang Jie; Hai-Yan Yang

Publisher
John Wiley and Sons
Year
2007
Weight
32 KB
Volume
38
Category
Article
ISSN
0931-7597

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Enantioselective Carbonyl-Ene Reactions
Enantioselective Carbonyl-Ene Reactions of Arylglyoxals with a Chiral Palladium(II)-BINAP Catalyst
✍ He-Kuan Luo; Lim Bee Khim; Herbert Schumann; Christina Lim; Tan Xiang Jie; Hai-Y 📂 Article 📅 2007 🏛 John Wiley and Sons 🌐 English ⚖ 245 KB

## Abstract The palladium(II)‐BINAP‐catalyzed enantioselective carbonyl‐ene reactions between ten arylglyoxals and five alkenes were systematically investigated and demonstrated good to excellent enantioselectivities with high __ee__ values of up to 93.8 %. The results showed that both arylglyoxals

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Palladium(II) Complexes of C2-Bridged Chiral Diphosphines: Application to Enantioselective Carbonyl-Ene Reactions
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## Abstract (11b__R__,11′b__R__)‐4,4′‐(1,2‐Phenylene)bis[4,5‐dihydro‐3__H__‐dinaphtho[2,1‐__c__:1′,2′‐__e__]phosphepin] [abbreviated as (__R__)‐BINAPHANE], (3__R__,3′__R__,4__S__,4′__S__,11b__S__,11′b__S__)‐4,4′‐bis(1,1‐dimethylethyl)‐4,4′,5,5′‐tetrahydro‐3,3′‐bi‐3__H__‐dinaphtho[2,1‐__c__:1′,2′‐__