The Silydianin, with CAS registry number 29782-68-1, belongs to the following product category: Plant Oils, Toxins, Phenolic Acids & Derivatives. It has the systematic name of 7a-hydroxy-8-(4-hydroxy-3-methoxyphenyl)-4-(3,5,7-trihydroxy-4-oxo-3,4-dihydro-2H-chromen-2-yl)-2,3,3a,7a-tetrahydro-3,6-methano-1-benzofuran-7(6H)-one. And the chemical formula od this chemical is C₂₅H₂₂O₁₀.

Physical properties of Silydianin: (1)ACD/LogP: 1.41; (2)# of Rule of 5 Violations: 2; (3)ACD/LogD (pH 5.5): 2; (4)ACD/LogD (pH 7.4): 1; (5)ACD/BCF (pH 5.5): 14; (6)ACD/BCF (pH 7.4): 5; (7)ACD/KOC (pH 5.5): 233; (8)ACD/KOC (pH 7.4): 78; (9)#H bond acceptors: 10; (10)#H bond donors: 5; (11)#Freely Rotating Bonds: 8; (12)Polar Surface Area: 162.98 Å²; (13)Index of Refraction: 1.747; (14)Molar Refractivity: 117.002 cm³; (15)Molar Volume: 287.935 cm³; (16)Polarizability: 46.383×10^-24cm³; (17)Surface Tension: 93.691 dyne/cm; (18)Enthalpy of Vaporization: 124.803 kJ/mol; (19)Vapour Pressure: 0 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: Oc5cc(O)cc6OC(C/1=C/C3C(=O)C2(O)OCC(C\12)C3c4ccc(O)c(OC)c4)C(O)C(=O)c56
(2)InChI: InChI=1/C25H22O10/c1-33-16-4-9(2-3-14(16)27)18-11-7-12(20-13(18)8-34-25(20,32)24(11)31)23-22(30)21(29)19-15(28)5-10(26)6-17(19)35-23/h2-7,11,13,18,20,22-23,26-28,30,32H,8H2,1H3
(3)InChIKey: CYGIJEJDYJOUAN-UHFFFAOYAQ
(4)Std. InChI: InChI=1S/C25H22O10/c1-33-16-4-9(2-3-14(16)27)18-11-7-12(20-13(18)8-34-25(20,32)24(11)31)23-22(30)21(29)19-15(28)5-10(26)6-17(19)35-23/h2-7,11,13,18,20,22-23,26-28,30,32H,8H2,1H3
(5)Std. InChIKey: CYGIJEJDYJOUAN-UHFFFAOYSA-N