Withanolides with phytotoxic activity from Jaborosa caulescens var. caulescens and J. caulescens var. bipinnatifida 1.

@article{Nicotra2007WithanolidesWP,
  title={Withanolides with phytotoxic activity from Jaborosa caulescens var. caulescens and J. caulescens var. bipinnatifida 1.},
  author={Viviana Estela Nicotra and Roberto R Gil and Juan C. Oberti and Gerardo Burton},
  journal={Journal of natural products},
  year={2007},
  volume={70 5},
  pages={808-12}
}
Seven new withanolides (1-7) were isolated from the aerial parts of Jaborosa caulescens var. caulescens and Jaborosa caulescens var. bipinnatifida. Three of the new compounds are related to jaborosalactones R, S, and T with a delta-lactone side chain and a hemiketal (or ketal) ring formed between a 21-hydroxyl and a 12-ketone (1-3). Compounds 4-7 are… CONTINUE READING