| | Identification | Back Directory |  | [Name] 
 Glyasperin C
 |  | [CAS] 
 142474-53-1
 |  | [Synonyms] 
 Glyasperin C
 Glyasperin C - Glycyrrhiza uralensis (liquorice)
 1,3-Benzenediol, 4-[(3R)-3,4-dihydro-7-hydroxy-5-methoxy-6-(3-methyl-2-buten-1-yl)-2H-1-benzopyran-3-yl]-
 |  | [Molecular Formula] 
 C21H24O5
 |  | [MOL File] 
 142474-53-1.mol
 |  | [Molecular Weight] 
 356.41
 | 
 | Chemical Properties | Back Directory |  | [Boiling point ] 
 559.3±50.0 °C(Predicted)
 |  | [density ] 
 1.243±0.06 g/cm3(Predicted)
 |  | [form ] 
 Solid
 |  | [pka] 
 9?+-.0.40(Predicted)
 |  | [color ] 
 Off-white to light yellow
 |  | [InChI] 
 InChI=1S/C21H24O5/c1-12(2)4-6-16-19(24)10-20-17(21(16)25-3)8-13(11-26-20)15-7-5-14(22)9-18(15)23/h4-5,7,9-10,13,22-24H,6,8,11H2,1-3H3/t13-/m0/s1
 |  | [InChIKey] 
 RCZMWVKBVFOCEE-ZDUSSCGKSA-N
 |  | [SMILES] 
 C1(O)=CC=C([C@H]2CC3=C(OC)C(C/C=C(/C)\C)=C(O)C=C3OC2)C(O)=C1
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 | Hazard Information | Back Directory |  | [Uses] 
 Glyasperin C is a potent and reversible noncompetitive inhibitor of neuraminidase with an IC50 of 20% at 200 μM. Glyasperin C is a polyphenol isolated from the roots of Glycyrrhiza uralensis[1].
 |  | [Definition] 
 ChEBI: A methoxyisoflavan that is (R)-isoflavan substituted by a methoxy group at position 5, hydroxy groups at positions 7, 2' and 4' and a prenyl group at position 6. It has been isolated from Glycyrrhiza uralensis.
 |  | [References] 
 [1] Ryu YB, et al. Inhibition of neuraminidase activity by polyphenol compounds isolated from the roots of Glycyrrhiza uralensis. Bioorg Med Chem Lett. 2010;20(3):971-974. DOI:10.1016/j.bmcl.2009.12.106
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