General Characteristics
2D structure
NatID 644
Common Name Helenalin
Molecular Formula C15H18O4
Chemical Class Prenol lipids > Terpene lactones
Molecular Weight 262.121 g/mol
Other names helenanin Mexicanin1

 

Representations
Smiles C=C1C(=O)O[C@@H]2C[C@@H](C)[C@@H]3C=CC(=O)[C@@]3(C)[C@@H](O)[C@H]12
Inchi InChI=1S/C15H18O4/c1-7-6-10-12(8(2)14(18)19-10)13(17)15(3)9(7)4-5-11(15)16/h4-5,7,9-10,12-13,17H,2,6H2,1,3H3/t7-,9+,10-,12-,13+,15+/m1/s1
Inchi Key ZVLOPMNVFLSSAA-XEPQRQSNSA-N
3D Structure

 

Calculated Properties
clogP 1.25
TPSA 63.60
HBD 1
HBA 4
Rotatable Bonds 0
Aromatic Rings 0
Heavy Atoms 19
Aromatic Carbocycles 0
Aromatic Heterocycles 0
Number of NO 4

 

Experiments
EID Source Semisynthetic? Confidence level References
9030 Gaillardia megapotamica var. radiata No Very High Jimenez-Ortiz, V., Brengio, S. D., Giordano, O., Tonn, C., Sánchez, M., Burgos, M. H., & Sosa, M. A. (2005). THE TRYPANOCIDAL EFFECT OF SESQUITERPENE LACTONES HELENALIN AND MEXICANIN ON CULTURED EPIMASTIGOTES. Journal of Parasitology, 91(1), 170–174. https://doi.org/10.1645/ge-3373
9111 Artemisia douglasiana No Very High Giordano, O. S., Pestchanker, M. J., Guerreiro, E., Saad, J. R., Enriz, R. D., Rodriguez, A. M., Jauregui, E. A., Guzman, J., Maria, A. O. M., & Wendel, G. H. (1992). Structure-activity relationship in the gastric cytoprotective effect of several sesquiterpene lactones. Journal of Medicinal Chemistry, 35(13), 2452–2458. https://doi.org/10.1021/jm00091a013
9129 Gaillardia megapotamica var. scabiosoides No Very High Giordano, O. S., Guerreiro, E., Pestchanker, M. J., Guzman, J., Pastor, D., & Guardia, T. (1990). The Gastric Cytoprotective Effect of Several Sesquiterpene Lactones. Journal of Natural Products, 53(4), 803–809. https://doi.org/10.1021/np50070a004 MARIA, A. O., WENDEL, G. H., GUARDIA, T., GUZMAN, J. A., PESTCHANKER, M. J., GUERREIRO, E., & GIORDANO, O. S. (1995). Gastric Cytoprotective Activity of 2-Cyclopenten-1-one and Related Compounds. Biological and Pharmaceutical Bulletin, 18(12), 1784–1786. https://doi.org/10.1248/bpb.18.1784
10036 Gaillardia tontalensis No Unknown Petenatti, E. M., Pestchanker, M. J., Del Vitto, L. A., & Guerreiro, E. (1996). Chemotaxonomy of the argentinian species of Gaillardia. Phytochemistry, 42(5), 1367–1368. https://doi.org/10.1016/0031-9422(96)00104-5

 

Bioassay ID NPASS ID Target Activity type Activity