Table 2 Synthesis of compounds 9b–h.

From: Ultrasound-promoted two-step synthesis of 3-arylselenylindoles and 3-arylthioindoles as novel combretastatin A-4 analogues

  1. aUS: 25 °C, 9 h.
  2. bNon-US: 80 °C, 20 h.
  3. cisolated yield.
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