The Phytoalexins of Oat Leaves: 4H-3,1-Benzoxazin-4-ones or Amides?

Article abstract of DOI:10.1016/0040-4039(90)80150-K

Synthetic evidence is presented that the major phytoalexin of oat leaves is not the 4H-3,1-benzoxazin-4-one previously reported, but the corresponding amide.Other oat and carnation phytoalexins are prepared.