Synthesis, structure and cytotoxicity of novel tetrazolo[1’,5’-c]-fused 3-aza-A-homosteroids

  • Evgenii I. Rodionov
  • , Alina A. Rodionova
  • , Alla D. Zorina
  • , Olesya V. Khoroshilova
  • , Vitalii V. Suslonov
  • , Elizaveta V. Lider
  • , Yuliya A. Golubeva
  • , Lyubov S. Klyushova
  • , Yuri B. Porozov
  • , Nikolay N. Kuzmich
  • , Rostislav E. Trifonov*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

A series of new 1’H-tetrazolo[1’,5’-c]-fused 3-aza-A- homosteroids were synthesized by azidation of progesterone, testosterone and hydrocortisone acetate in the presence of silicon tetrachloride. According to NMR spectroscopy and X-ray analysis, two double bond positional isomers (double bond in ring A or in ring B) are formed in various ratios; according to quantum chemical calculations, their energies are close within 0.4 kcal mol-1. Only low cytotoxic activity against Hep-2, MCF-7, HepG2, and Hek293 cell lines was determined in vitro for the compounds obtained.

Original languageEnglish
Pages (from-to)505-508
Number of pages4
JournalMendeleev Communications
Volume34
Issue number4
DOIs
StatePublished - 1 Jul 2024

Bibliographical note

Publisher Copyright:
© 2024

Keywords

  • M06-2X and MP2 calculations
  • X-ray structures
  • aza-A-homosteroids
  • azidation
  • cytotoxicity
  • isomerism
  • steroids
  • tetrazoles

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