Barton-McCombie · C-OH → C-H, radical chain
unseel.com · xanthate + Bu₃SnH + AIBN · Barton & McCombie 1975
Carbon C-O
Chain turn 0
Stage xanthate assembled
Carbon (substrate R)
Oxygen (former OH)
Sulfur (C=S / SMe)
Tin (Bu₃Sn·)
Hydrogen delivered
Unseel.com · Barton-McCombie