For the oxy-cinnamic adds see COUMARIN.
"Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 4" by Various
These researches incidentally solved the constitution of coumarin, the odoriferous principle of woodruff.
"Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 4" by Various
The SO2 molecules are excited by frequency doubled radiation from a pulsed coumarin-120 dye laser, which is pumped by a Xe:F excimer laser.
Cold SO_2 molecules by Stark deceleration