Thunberginol G is a dihydroisocoumarin found in Hydrangeae Dulcis Folium, the processed leaves of Hydrangea macrophylla var. thunbergii.[1]

References

  1. ^ Yoshikawa, M.; Uchida, E.; Chatani, N.; Kobayashi, H.; Naitoh, Y.; Okuno, Y.; Matsuda, H.; Yamahara, J.; Murakami, N. (1992). "Thunberginols C, D, and E, New Antiallergic and Antimicrobial Dihydroisocoumarins, and Thunberginol G 3'-O-Glucoside and (-)-Hydrangenol 4'-O-Glucoside, New Dihydroisocoumarin Glycosides, from Hydrangeae Dulcis Folium" (pdf). Chemical and Pharmaceutical Bulletin. 40 (12): 3352–3354. doi:10.1248/cpb.40.3352. PMID 1363465.