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ChemInform Abstract: Efficient Synthesis of Substituted 1-Dimethylamino or 1-Methylthio But-3-enylidene-bis-phosphonates, via the [2,3]-Sigmatropic Rearrangement of Related Transient Ammonium or Sulfonium Ylides.

✍ Scribed by Linda Lemee; Mihaela Gulea; Monique Saquet; Serge Masson; Noel Collignon

Publisher
John Wiley and Sons
Year
2010
Weight
31 KB
Volume
30
Category
Article
ISSN
0931-7597

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Efficient synthesis of substituted 1-dim
Efficient synthesis of substituted 1-dimethylamino or 1-methylthio but-3-enylidene-bis-phosphonates, via the [2,3]-sigmatropic rearrangement of related transient ammonium or sulfonium ylides
✍ Linda LemΓ©e; Mihaela Gulea; Monique Saquet; Serge Masson; NoΓ«l Collignon πŸ“‚ Article πŸ“… 1999 πŸ› John Wiley and Sons 🌐 English βš– 231 KB πŸ‘ 1 views

New variously substituted 1-dimethylamino or 1-methylthio but-3-enylidene-bis-phosphonates have been prepared from readily available ␣-dimethylamino or ␣-methylthio methylene-bis-phosphonates by postulated [2,3]-Wittig rearrangements of the corresponding N-or S-allylic intermediate ylides.