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106758-54-7

106758-54-7 structure
106758-54-7 structure
  • Name: Otophylloside B
  • Chemical Name: [(3S,8S,9R,10R,12R,13S,14R,17S)-17-acetyl-8,14,17-trihydroxy-3-[(2R,4S,5R,6R)-5-[(2S,4S,5R,6R)-5-[(2S,4R,5R,6R)-5-hydroxy-4-methoxy-6-methyl-tetrahydropyran-2-yl]oxy-4-methoxy-6-methyl-tetrahydropyran-2-yl]oxy-4-methoxy-6-methyl-tetrahydropyran-2-yl]oxy-10,13-dimethyl-1,2,3,4,7,9,11,12,15,16-decahydrocyclopenta[a]phenanthren-12-yl] (E)-3,4-dimethylpent-2-enoate
  • CAS Number: 106758-54-7
  • Molecular Formula: C49H78O16
  • Molecular Weight: 923.134
  • Catalog: Research Areas Neurological Disease
  • Create Date: 2018-08-12 04:34:29
  • Modify Date: 2024-01-09 14:09:14
  • Qingyangshengenin B, a C-21 steroidal glycoside isolated from Qingyangshen. Qingyangshengenin B protects against Aβ toxicity, which decreases Aβ deposition by decreasing the expression of Aβ at the mRNA level. Qingyangshengenin B has antiepileptic activity[1][2][3].

Name [(3S,8S,9R,10R,12R,13S,14R,17S)-17-acetyl-8,14,17-trihydroxy-3-[(2R,4S,5R,6R)-5-[(2S,4S,5R,6R)-5-[(2S,4R,5R,6R)-5-hydroxy-4-methoxy-6-methyl-tetrahydropyran-2-yl]oxy-4-methoxy-6-methyl-tetrahydropyran-2-yl]oxy-4-methoxy-6-methyl-tetrahydropyran-2-yl]oxy-10,13-dimethyl-1,2,3,4,7,9,11,12,15,16-decahydrocyclopenta[a]phenanthren-12-yl] (E)-3,4-dimethylpent-2-enoate
Density 1.3±0.1 g/cm3
Boiling Point 898.5±65.0 °C at 760 mmHg
Molecular Formula C49H78O16
Molecular Weight 923.134
Flash Point 249.0±27.8 °C
Exact Mass 922.528992
LogP 6.29
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.563
Storage condition 2-8℃