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Key Documents

G8503

Sigma-Aldrich

18α-Glycyrrhetinic acid

≥95%

Synonym(s):

18α-Glycyrrhetic acid, 18-Isoglycyrrhetinic acid, 3β-Hydroxy-11-oxo-18α,20β-olean-12-en-29-oic acid

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About This Item

Empirical Formula (Hill Notation):
C30H46O4
CAS Number:
Molecular Weight:
470.68
EC Number:
MDL number:
UNSPSC Code:
12352115
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

≥95%

SMILES string

[H][C@]12C[C@](C)(CC[C@]1(C)CC[C@]3(C)C2=CC(=O)C4[C@@]5(C)CC[C@H](O)C(C)(C)[C@]5([H])CC[C@@]34C)C(O)=O

InChI

1S/C30H46O4/c1-25(2)21-8-11-30(7)23(28(21,5)10-9-22(25)32)20(31)16-18-19-17-27(4,24(33)34)13-12-26(19,3)14-15-29(18,30)6/h16,19,21-23,32H,8-15,17H2,1-7H3,(H,33,34)/t19-,21+,22+,23-,26-,27+,28+,29-,30-/m1/s1

InChI key

MPDGHEJMBKOTSU-PMTKVOBESA-N

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General description

18α-Glycyrrhetinic acid (18α-GA) is a bioactive triterpenoid found in licorice. It shows selective inhibition of 11-HSD1 (11-hydroxysteroid dehydrogenase 1). It also shows anti-proliferative and apoptotic effect on hepatic stellate cells (HSCs).

Application

18α-Glycyrrhetinic acid may be used to synthesize:
  • 3-keto-18α-glycyrrhetinic acid
  • methyl esters of 18α-glycyrrhetinic acid
  • methyl esters of 3-keto-18α-glycyrrhetinic acid

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number

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  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. What is the solubility of Product G8503, 18α-Glycyrrhetinic acid?

    It is soluble in chloroform:ethanol (2:3) at a concentration of 20 mg/mL.  It is expected to be soluble in dimethyl sulfoxide (DMSO) as well.

  4. What is the stability of Product G8503, 18α-Glycyrrhetinic acid, once in solution? 

    Unfortunately, we don't have any solution stability data available for this product.  

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Mohammad Shahidullah et al.
American journal of physiology. Cell physiology, 302(12), C1751-C1761 (2012-04-12)
In several tissues, transient receptor potential vanilloid 4 (TRPV4) channels are involved in the response to hyposmotic challenge. Here we report TRPV4 protein in porcine lens epithelium and show that TRPV4 activation is an important step in the response of
A simple method for preparation of 18a-glycyrrhetinic acid and its derivatives.
Ignatov DV, et al.
Russian Journal of Bioorganic Chemistry, 29(4), 390-394 (2003)
Simultaneous quantification of flavonoids and triterpenoids in licorice using HPLC.
Wang YC and Yang YS.
Journal of Chromatography. B, Biomedical Applications, 850(1), 392-399 (2007)
18a-glycyrrhetinic acid extracted from Glycyrrhiza radix inhibits proliferation and promotes apoptosis of the hepatic stellate cell line.
Zong L, et al.
Journal of Digestive Diseases, 14(6), 328-336 (2013)
Manuela Buonanno et al.
PloS one, 6(6), e21540-e21540 (2011-07-09)
An increased risk of carcinogenesis caused by exposure to space radiation during prolonged space travel is a limiting factor for human space exploration. Typically, astronauts are exposed to low fluences of ionizing particles that target only a few cells in

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