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Stereoselectivity of the Wittig Reaction in Two-Phase System.

✍ Scribed by Saleh Al Busafi; Waffa Al Rawahi

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

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## Abstract Reaction of the quaternary ammonium salts **2a**–**i** with electrophilic alkenes **3**, active alkylating agents **7** or aromatic aldehydes **11**, carried out in basic two‐phase systems A–D, afforded cyclopropanes **4**, cyanoalkenes **8** or cyanooxiranes **12** respectively, via th