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A new and mild procedure for the preparation of vinyl formamides from thiooximes

✍ Scribed by J.E. Baldwin; D.J. Aldous; I.A. O'Neil

Book ID
104222181
Publisher
Elsevier Science
Year
1990
Tongue
French
Weight
176 KB
Volume
31
Category
Article
ISSN
0040-4039

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✦ Synopsis

Treatment of thiooximes with triphenylphosphine and acetic formic anhydride in dichloromethane at mom temperatute gives good yields of vinyl fonuamides under essentially neutral conditions.

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Several alcohols ranging from hindered to those containing chemically sensitive groups react with 2-benzenesulphonyl cyclic ethers in the presence of magnesium bromide etherate and sodium bicarbonate to give good yields of the corresponding acetals.