Recyclization of 1-Acyl(thioacyl)-5-hydroxy-2-pyrazolines to 1,3,4-Oxa(thia)diazol-2-ine Derivatives on Acetylation.

@inproceedings{Zelenin2000RecyclizationO1,
  title={Recyclization of 1-Acyl(thioacyl)-5-hydroxy-2-pyrazolines to 1,3,4-Oxa(thia)diazol-2-ine Derivatives on Acetylation.},
  author={Kirill N. Zelenin and Vladimir V. Alekseev and Alexander K. Zelenin and Yu. S. Sushkova},
  year={2000}
}