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ChemInform Abstract: Enantioselective Addition of Alkynylzinc to Arylaldehydes Catalyzed by Azetidino Amino Alcohols Bearing and Additional Stereogenic Center.

✍ Scribed by Jun-Long Niu; Min-Can Wang; Liu-jie Lu; Guo-Liang Ding; Hui-Jie Lu; Qing-Tao Chen; Mao-Ping Song

Publisher
John Wiley and Sons
Year
2010
Weight
41 KB
Volume
41
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 β€œFull Text” option. The original article is trackable via the β€œReferences” option.

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Enantioselective addition of diethylzinc
Enantioselective addition of diethylzinc to aldehydes catalyzed by titanium(IV) complexes of n-sulfonylated Ξ²-amino alcohols with four stereogenic centers
✍ Sheng-Hsiang Hsieh; Han-Mou Gau πŸ“‚ Article πŸ“… 2006 πŸ› John Wiley and Sons 🌐 English βš– 148 KB πŸ‘ 2 views

## Abstract An __N__‐sulfonylated β‐amino alcohol (__R__,__S__,__S__,__R__)‐**9** with four stereogenic centers is prepared. The titanium complex of **9** is an effective catalyst to induce excellent enantioselectivities for diethylzinc addition to aromatic aldehydes with ee values up to 99%. The f