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Synthesis 1995; 1995(6): 647-648
DOI: 10.1055/s-1995-3967
short paper
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The Intramolecular Azide Cycloaddition Route to Triazolam Analogues

Gianluigi Broggini, Giorgio Molteni, Gaetano Zecchi*
  • *Dipartimento di Chimica Organica e Industriale dell’Università, via Golgi 19, I-20133 Milano, Italy, Fax +39(2)2364369
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Publication Date:
31 December 2000 (online)

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A facile synthesis of [1,2,3]triazolo[1,5-a]benzodiazepines starting from isatoic anhydrides and involving an intramolecular azide cycloaddition as the key step is reported.

isatoic anhydride - phase-transfer alkynylation - intramolecular 1,3-dipolar cycloaddition - [1,2,3]triazolo[1,5-a][1,4]benzodiazepines

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