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Synlett 1998; 1998(1): 64-66
DOI: 10.1055/s-1998-1559
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Triisopropylsilyl Protected Hexa-1,5-diyne-3,4-dione: A Convenient Precursor to 2,3-Dialkynyl 1,4-Diazabutadienes

Rüdiger Faust* , Bernd Göbelt, Christian Weber
  • *Pharmazeutisch-Chemisches Institut, Universität Heidelberg, Im Neuenheimer Feld 364, D-69120 Heidelberg, Germany; Fax +49-62 21-54 64 30; E-mail: faust@convex.phazc.uni-heidelberg.de
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Publication History

Publication Date:
31 December 2000 (online)

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Diazabutadienes with a 2,3-dialkynyl substitution pattern are easily accessible by reaction of silyl-protected dialkynyl-1,2-diones with primary aromatic amines.

acetylenes - dialkynyl 1,2-dione - 1,4-diazabutadiene - 1,2-diimine