| | Identification | Back Directory |  | [Name] 
 methyl protogracillin
 |  | [CAS] 
 54522-53-1
 |  | [Synonyms] 
 NSC 698792
 Kikubasaponin
 methyl protogracillin
 22-O-Methylprotogracillin
 b-D-Glucopyranoside, (3b,22a,25R)-26-(b-D-glucopyranosyloxy)-22-methoxyfurost-5-en-3-yl O-6-deoxy-a-L-mannopyranosyl-(12)-O-[b-D-glucopyranosyl-(13)]-
 β-D-Glucopyranoside, (3β,22α,25R)-26-(β-D-glucopyranosyloxy)-22-methoxyfurost-5-en-3-yl O-6-deoxy-α-L-mannopyranosyl-(1→2)-O-[β-D-glucopyranosyl-(1→3)]-
 |  | [EINECS(EC#)] 
 300-008-5
 |  | [Molecular Formula] 
 C52H86O23
 |  | [MDL Number] 
 MFCD32197353
 |  | [MOL File] 
 54522-53-1.mol
 |  | [Molecular Weight] 
 1079.24
 | 
 | Hazard Information | Back Directory |  | [Uses] 
 Methyl protogracillin (NSC-698793), isolated from the roots of Dioscorea opposite Thunb, exhibits strong anti-cancer activity[1].
 |  | [References] 
 [1] Hu K, et al. The cytotoxicity of methyl protoneogracillin (NSC-698793) and gracillin (NSC-698787), two steroidal saponins from the rhizomes of Dioscorea collettii var. hypoglauca, against human cancer cells in vitro. Phytother Res. 2003 Jun;17(6):620-6. DOI:10.1002/ptr.1211
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