1.0 2010-04-08 22:09:17 UTC 2025-11-18 23:21:55 UTC FDB010753 Porrigenin A Constituent of Allium porrum (leek). Porrigenin A is found in onion-family vegetables. (25R)-5alpha-Spirostan-2beta,3beta,6beta-triol Porrigenin A Spirostan-2,3,6-triol, (2beta,3beta,5alpha,6beta,25R)- C27H44O5 448.6353 448.318874518 5,7',9',13'-tetramethyl-5'-oxaspiro[oxane-2,6'-pentacyclo[10.8.0.0²,⁹.0⁴,⁸.0¹³,¹⁸]icosane]-15',16',19'-triol 5,7',9',13'-tetramethyl-5'-oxaspiro[oxane-2,6'-pentacyclo[10.8.0.0²,⁹.0⁴,⁸.0¹³,¹⁸]icosane]-15',16',19'-triol 196607-75-7 CC1C2C(CC3C4CC(O)C5CC(O)C(O)CC5(C)C4CCC23C)OC11CCC(C)CO1 InChI=1S/C27H44O5/c1-14-5-8-27(31-13-14)15(2)24-23(32-27)11-18-16-9-20(28)19-10-21(29)22(30)12-26(19,4)17(16)6-7-25(18,24)3/h14-24,28-30H,5-13H2,1-4H3 FYRLHXNMINIDCB-UHFFFAOYSA-N belongs to the class of organic compounds known as triterpenoids. These are terpene molecules containing six isoprene units. Triterpenoids Organic compounds Lipids and lipid-like molecules Prenol lipids Triterpenoids Aliphatic heteropolycyclic compounds 3-hydroxysteroids 6-hydroxysteroids Cyclic alcohols and derivatives Hydrocarbon derivatives Ketals Oxacyclic compounds Oxanes Polyols Secondary alcohols Spirostanes and derivatives Tetrahydrofurans 2-hydroxysteroid 3-hydroxysteroid 6-hydroxysteroid Acetal Alcohol Aliphatic heteropolycyclic compound Cyclic alcohol Hydrocarbon derivative Hydroxysteroid Ketal Organic oxygen compound Organoheterocyclic compound Organooxygen compound Oxacycle Oxane Polyol Secondary alcohol Spirostane skeleton Steroid Tetrahydrofuran Triterpenoid logp 1.81 ALOGPS logs -4.40 ALOGPS solubility 1.78e-02 g/l ALOGPS logp 2.95 ChemAxon pka_strongest_acidic 13.85 ChemAxon pka_strongest_basic -2.8 ChemAxon iupac 5,7',9',13'-tetramethyl-5'-oxaspiro[oxane-2,6'-pentacyclo[10.8.0.0²,⁹.0⁴,⁸.0¹³,¹⁸]icosane]-15',16',19'-triol ChemAxon average_mass 448.6353 ChemAxon mono_mass 448.318874518 ChemAxon smiles CC1C2C(CC3C4CC(O)C5CC(O)C(O)CC5(C)C4CCC23C)OC11CCC(C)CO1 ChemAxon formula C27H44O5 ChemAxon inchi InChI=1S/C27H44O5/c1-14-5-8-27(31-13-14)15(2)24-23(32-27)11-18-16-9-20(28)19-10-21(29)22(30)12-26(19,4)17(16)6-7-25(18,24)3/h14-24,28-30H,5-13H2,1-4H3 ChemAxon inchikey FYRLHXNMINIDCB-UHFFFAOYSA-N ChemAxon polar_surface_area 79.15 ChemAxon refractivity 122.37 ChemAxon polarizability 52.5 ChemAxon rotatable_bond_count 0 ChemAxon acceptor_count 5 ChemAxon donor_count 3 ChemAxon physiological_charge 0 ChemAxon formal_charge 0 ChemAxon Specdb::CMs 12429 Specdb::CMs 42960 Specdb::CMs 157983 Specdb::MsMs 12665 Specdb::MsMs 12666 Specdb::MsMs 12667 Specdb::MsMs 19337 Specdb::MsMs 19338 Specdb::MsMs 19339 Specdb::MsMs 2320526 Specdb::MsMs 2320527 Specdb::MsMs 2320528 Specdb::MsMs 2618948 Specdb::MsMs 2618949 Specdb::MsMs 2618950 HMDB0032783 Garden onion Type 1 specific Allium cepa 4679 Garden onion (var.) Type 1 specific Allium cepa var. cepa 4679 Green onion Type 1 Onion-family vegetables Unknown generic Red onion Type 1 Welsh onion Type 1 specific Allium fistulosum 35875