Diastereoselective synthesis and reactions of diorganozinc reagents obtained after hydroborations with 9-BBN-H, thexylborane and catecholborane

✍ Scribed by Eike Hupe; M.Isabel Calaza; Paul Knochel

• Book ID: 104231961
• Publisher: Elsevier Science
• Year: 2001
• Tongue: French
• Weight: 80 KB
• Volume: 42
• Category: Article
• ISSN: 0040-4039
• DOI: 10.1016/s0040-4039(01)01916-5

✦ Synopsis

The scope of organoboranes can be greatly enhanced by a boron-zinc exchange reaction, providing organozincs that react with a broad range of electrophiles. Diastereomerically enriched diorganozincs can be obtained after hydroborations with 9-BBN-H, thexylborane and catecholborane.