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The reaction of visnaginone, khillinone, and o-hydroxy-acetophenone with Lawesson's reagent

✍ Scribed by R. Shabana; E. M. Yakout; S. S. Atrees


Publisher
John Wiley and Sons
Year
1993
Tongue
English
Weight
190 KB
Volume
4
Category
Article
ISSN
1042-7163

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✦ Synopsis


Lawesson's reagent reacts with visnaginone (2a), khillinone (2b), and o-hydroxyacetophenone (5) to give the 1,2-0xaphosphinane derivatives 4a, 4b, and 6, respectively.


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Mechanism of the Reaction of Lawesson’s
✍ Witold Przychodzeń 📂 Article 📅 2005 🏛 John Wiley and Sons 🌐 English ⚖ 197 KB 👁 1 views

## Abstract The mechanism of the reaction under discussion has been established by investigating the products of the reaction between 2,4‐bis(4‐methoxyphenyl)‐1,3,2,4‐dithiadiphosphetane 2,4‐disulfide (Lawesson’s reagent, LR) and __N__‐alkylhydroxamic acids HAs **1**. The primary intermediate is an