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ChemInform Abstract: Synthesis of Steroidal Spiro-1′,2′,4′-triazolidine-3′-thiones.

✍ Scribed by SHAMSUZZAMAN SHAMSUZZAMAN; A. SALIM; M. ASLAM; F. NAQVI

Publisher
John Wiley and Sons
Year
2010
Weight
27 KB
Volume
28
Category
Article
ISSN
0931-7597

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## Synthesis of Some Spiro Piperidino-1,2,4-triazolidines and Aziridines. -The oxidative cyclization of thiosemicarbazones of 4-piperidones (III) (10 examples) provides a facile access to spiro(piperidine-triazoles) (IV)-(VI). Pyrolysis of spiro(piperidine-triazoles) (VI) results in a syn-eliminat

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The oxidative cyclization of the thiosemicarbazones of 4-piperidones (2) furnished spiro piperidino-1,2,4-triazoles (3,4,5), while the pyrolysis of 5 led to spiro piperidinoaziridines (6). The new compounds were characterized by IR and 1 H NMR spectral data.