HELLEBRIN

IUPAC Name: (3S,5S,8R,9S,10S,13R,14S,17R)-3-[(2R,3R,4S,5R,6S)-3,4-Dihydroxy-6-methyl-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-5,14-dihydroxy-13-methyl-17-(6-oxopyran-3-yl)-2,3,4,6,7,8,9,11,12,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-10-carbaldehyde
Molecular Formula: C₃₆H₅₂O₁₅
Molecular Weight: 724.88g/mol
Density: 1.5g/cm³
Melting Point: 283–284°C
Boiling Point: 931°C at 760mmHg
Flash Point: 288.1°C
Properties: crystals from hot methanol. 
Freely Rotating Bonds: 15
Polar Surface Area: 154.13 Å²
Index of Refraction: 1.647
Molar Refractivity: 175.21 cm³
Molar Volume: 481.8 cm³
Polarizability: 69.46 ×10^-24 cm³
Surface Tension: 81 dyne/cm
Enthalpy of Vaporization: 153.67 kJ/mol
Vapour Pressure: 0 mmHg at 25°C 
Solubility: soluble in dil alc; less soluble in methanol, ethanol;  Practically insoluble in ether.
The Cas Register Number  of Hellegrigenin glucorhamnoside is 13289-18-4.The chemical synonyms of Hellegrigenin glucorhamnoside (CAS NO.13289-18-4) are Helleborus sp ; Hellebrin ; Hellebrin, helleborus sp ; 14-Dihydroxy-19-oxo--mannopyranosyl)oxy)- ; 5-Beta-bufa-20,22-dienolide,3-beta-((6-deoxy-4-o-beta-d-glucopyranosyl-alpha-l ; Hellebrigenin-gluco-rhamnosid ; Hellebrigeninglucorhamnoside ; 3β-[(4-O-β-D-Glucopyranosyl-6-deoxy-α-L-mannopyranosyl)oxy]-5,14-dihydroxy-19-oxo-5β-bufa-20,22-dienolide ; 3β-[[4-O-(β-D-Glucopyranosyl)-6-deoxy-α-L-mannopyranosyl]oxy]-5β,14-dihydroxy-19-oxo-5β-bufa-20,22-dienolide .The molecular structure of Hellegrigenin glucorhamnoside (CAS NO.13289-18-4) is.

 Hellegrigenin glucorhamnoside (CAS NO.13289-18-4) is used as pharmaceutical.

A deadly poison by intravenous and intraperitoneal routes. When heated to decomposition it emits acrid smoke and fumes.