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BN cleavage of the azoniaboratacyclopropane ring by H2O and by carbonyl and nitrile derivatives: crystal structure of (CF3)2B(OH)CH(SiMe3)NHMe2, (CF3)2 BCH(SiMe3NMe 2CMe2O and (MeC(O)NH)(CF3)2BCH(SiMe3)NHMe2

✍ Scribed by A. Ansorge; D.J. Brauer; H. Bürger; T. Hagen; G. Pawelke


Publisher
Elsevier Science
Year
1994
Tongue
English
Weight
974 KB
Volume
467
Category
Article
ISSN
0022-328X

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✍ David J. Brauer; Hans Bürger; Gottfried Pawelke; Jürgen Rothe 📂 Article 📅 2002 🏛 John Wiley and Sons 🌐 German ⚖ 86 KB 👁 1 views

N-sulfinylacylamides R-C(ϭO)-NϭSϭO react with (CF 3 ) 2 BNMe 2 (1) to form, by [2ϩ4] cycloaddition, six-membered rings cyclo-(CF 3 ) 2 B-NMe 2 -S(ϭO)-NϭC(R)-O for R ϭ Me (2), t-Bu (3), C 6 H 5 (4), and p-CH 3 C 6 H 4 (5) while N-sulfinylcarbamic acid esters R-O-C(ϭO)-NϭSϭO react with 1 to yield mixt