509-15-9 gelsemine free base gelsemine free base

Synonyms： gelsemine; 3-ethenyl-1-methyl-2,3,3a,7,8,8a-hexahydro-1H,5H-spiro[3,8,5-(ethane[1,1,2]triyl)oxepino[4,5-b]pyrrole-4,3'-indol]-2'(1'H)-one; (3S,3aS,4S,5R,8S,8aS,9R)-3-ethenyl-1-methyl-2,3,3a,7,8,8a-hexahydro-1H,5H-spiro[3,8,5-(ethane[1,1,2]triyl)oxepino[4,5-b]pyrrole-4,3'-indol]-2'(1'H)-one; (3S,3aS,4S,5R,8S,8aS)-3-ethenyl-1-methyl-2,3,3a,7,8,8a-hexahydro-1H,5H-spiro[3,8,5-(ethane[1,1,2]triyl)oxepino[4,5-b]pyrrole-4,3'-indol]-2'(1'H)-one; (3S,3aR,4S)-3-ethenyl-1-methyl-2,3,3a,7,8,8a-hexahydro-1H,5H-spiro[3,8,5-(ethane[1,1,2]triyl)oxepino[4,5-b]pyrrole-4,3'-indol]-2'(1'H)-one
CAS Number：509-15-9
EINECS：208-095-2
Molecular Formula：C₂₀H₂₂N₂O₂
Molecular Weight：322.4009
InChI：InChI=1/C20H22N2O2/c1-3-19-10-22(2)16-11-9-24-15(8-13(11)19)20(17(16)19)12-6-4-5-7-14(12)21-18(20)23/h3-7,11,13,15-17H,1,8-10H2,2H3,(H,21,23)/t11?,13?,15?,16?,17-,19+,20+/m1/s1
Molecular Structure：
Density：1.33g/cm³
Boiling point：493.4°C at 760 mmHg
Refractive index：1.673
Flash point：252.2°C
Vapour Pressur：7.08E-10mmHg at 25°C
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