Abstruct : Treatment of &,P(O)Cl with MesSiNI-IOSiM~ gives Pr$P(0)NHOSiMes. which is desilylated by methanol giving P&P(O)NHOH. The 0-p-nitrobenz.enesulphonyI derivative of this rearranges with KOBu' in BuYIH, an isopropyl group migrating from P to N and the phosphonamidate R'P(O)(OBu?NIIpi being fo
โฆ LIBER โฆ
N-(alkylphenylphosphinoyl)hydroxylamines: highly selective migration of the phenyl group in the base-induced rearrangement of their O-methylsulphonyl derivatives
โ Scribed by Harger, Martin J. P.; Smith, Adrian
- Book ID
- 119968427
- Publisher
- Royal Society of Chemistry
- Year
- 1987
- Weight
- 769 KB
- Category
- Article
- ISSN
- 1472-7781
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Becanse the N-and O-pho~hinoyl groups can change places prior to rearrangement, Ph2P(O)NHOP(O)Ar 2 and ArzP(O)NHOP(O)Ph z (Ar = p-tolyl) Ix)th give mixtures of two phosphonamidic-phosphinic anhydrides, Ph(PhNH)P(O)OP(O)Ar z attd Ar(ArNH)P(O)OP(O)Ph v on trcatmem with KOBu t in BuIOH. The transpositi