ChemInform Abstract: Preparation of gem-Difluorinated β-Phenylthio Substituted Allylic Bromides and Their Reactions.
✍ Scribed by I. H. JEONG; M. S. KIM; W. J. CHUNG
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 37 KB
- Volume
- 29
- Category
- Article
- ISSN
- 0931-7597
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📜 SIMILAR VOLUMES
## Abstract The direct alkynylation of the electrophilic gem‐difluorinated propene derivative (I) is achieved via a simple allylic substitution reaction.
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Preparation of Silyl-Substituted Dizinciomethanes and Their Reactions with Electrophiles. -Silylated dibromomethanes (I) react with finely divided zinc in the presence of catalytic amounts of PbCl 2 to give the corresponding dizincio compounds (II). These can be subjected to stepwise reactions with