Arenobufagin

Modify Date: 2026-07-02 17:58:37

Arenobufagin Structure
Arenobufagin structure
Common Name Arenobufagin
CAS Number 464-74-4 Molecular Weight 416.507
Density 1.4±0.1 g/cm3 Boiling Point 637.2±55.0 °C at 760 mmHg
Molecular Formula C24H32O6 Melting Point N/A
MSDS N/A Flash Point 219.3±25.0 °C

 Use of Arenobufagin


Arenobufagin is a natural bufadienolide from toad venom; has potent antineoplastic activity against HCC HepG2 cells as well as corresponding multidrug-resistant HepG2/ADM cells.IC50 value: Target: in vitro: arenobufagin induced mitochondria-mediated apoptosis in HCC cells, with decreasing mitochondrial potential, as well as increasing Bax/Bcl-2 expression ratio, Bax translocation from cytosol to mitochondria. Arenobufagin also induced autophagy in HepG2/ADM cells. Autophagy-specific inhibitors (3-methyladenine, chloroquine and bafilomycin A1) or Beclin1 and Atg 5 small interfering RNAs (siRNAs) enhanced arenobufagin-induced apoptosis, indicating that arenobufagin-mediated autophagy may protect HepG2/ADM cells from undergoing apoptotic cell death [1]. arenobufagin inhibited vascular endothelial growth factor (VEGF)-induced viability, migration, invasion and tube formation in human umbilical vein endothelial cells (HUVECs) in vitro [2]. Arenobufagin blocked the Na+/K+ pump current in a dose-dependent manner with a half-maximal concentration of 0.29 microM and a Hill coefficient of 1.1 [3].in vivo: arenobufagin inhibited the growth of HepG2/ADM xenograft tumors, which were associated with poly (ADP-ribose) polymerase cleavage, light chain 3-II activation and mTOR inhibition [1]. Arenobufagin also suppressed sprouting formation from VEGF-treated aortic rings in an ex vivo model [2].

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name arenobufagin
Synonym More Synonyms

 Arenobufagin Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description Arenobufagin is a natural bufadienolide from toad venom; has potent antineoplastic activity against HCC HepG2 cells as well as corresponding multidrug-resistant HepG2/ADM cells.IC50 value: Target: in vitro: arenobufagin induced mitochondria-mediated apoptosis in HCC cells, with decreasing mitochondrial potential, as well as increasing Bax/Bcl-2 expression ratio, Bax translocation from cytosol to mitochondria. Arenobufagin also induced autophagy in HepG2/ADM cells. Autophagy-specific inhibitors (3-methyladenine, chloroquine and bafilomycin A1) or Beclin1 and Atg 5 small interfering RNAs (siRNAs) enhanced arenobufagin-induced apoptosis, indicating that arenobufagin-mediated autophagy may protect HepG2/ADM cells from undergoing apoptotic cell death [1]. arenobufagin inhibited vascular endothelial growth factor (VEGF)-induced viability, migration, invasion and tube formation in human umbilical vein endothelial cells (HUVECs) in vitro [2]. Arenobufagin blocked the Na+/K+ pump current in a dose-dependent manner with a half-maximal concentration of 0.29 microM and a Hill coefficient of 1.1 [3].in vivo: arenobufagin inhibited the growth of HepG2/ADM xenograft tumors, which were associated with poly (ADP-ribose) polymerase cleavage, light chain 3-II activation and mTOR inhibition [1]. Arenobufagin also suppressed sprouting formation from VEGF-treated aortic rings in an ex vivo model [2].
Related Catalog
References

[1]. Zhang DM, et al. Arenobufagin, a natural bufadienolide from toad venom, induces apoptosis and autophagy in human hepatocellular carcinoma cells through inhibition of PI3K/Akt/mTOR pathway. Carcinogenesis. 2013 Jun;34(6):1331-42.

[2]. Li M, et al. Arenobufagin, a bufadienolide compound from toad venom, inhibits VEGF-mediated angiogenesis through suppression of VEGFR-2 signaling pathway. Biochem Pharmacol. 2012 May 1;83(9):1251-60.

[3]. Cruz Jdos S, et al. Arenobufagin, a compound in toad venom, blocks Na(+)-K+ pump current in cardiac myocytes. Eur J Pharmacol. 1993 Aug 3;239(1-3):223-6.

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.4±0.1 g/cm3
Boiling Point 637.2±55.0 °C at 760 mmHg
Molecular Formula C24H32O6
Molecular Weight 416.507
Flash Point 219.3±25.0 °C
Exact Mass 416.219879
PSA 107.97000
LogP 0.80
Vapour Pressure 0.0±4.3 mmHg at 25°C
Index of Refraction 1.622
InChIKey JGDCRWYOMWSTFC-AZGSIFHYSA-N
SMILES CC12CCC(O)CC1CCC1C2C(O)C(=O)C2(C)C(c3ccc(=O)oc3)CCC12O
Storage condition -20°C

 ArenobufaginBioassay

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This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Antiproliferative activity against human AC16 cells by MTT assay
Source: ChEMBL
Target: N/A
External Id: CHEMBL4267195
Name: Antiproliferative activity against human MDA-MB-231 cells assessed as decrease in cel...
Source: ChEMBL
Target: MDA-MB-231
External Id: CHEMBL4039361
Name: Antiproliferative activity against human HepG2 cells by MTT assay
Source: ChEMBL
Target: HepG2
External Id: CHEMBL4267194
Name: Antiproliferative activity against human HepG2/ADM cells by MTT assay
Source: ChEMBL
Target: N/A
External Id: CHEMBL4267197
Name: Primary qHTS for inhibitors of NSP2Pro chikungunya virus (CHIKV)
Source: NCGC
External Id: APP-Toga-CHIKV-nsp2-p
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

Arenobufagin
(3β,5β,11α)-3,11,14-Trihydroxy-12-oxobufa-20,22-dienolide
ARENOBUFAGIN (REFERENCE GRADE)

 Arenobufagin | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the CAS number of arenobufagin?
A: CAS number of arenobufagin is 464-74-4.
Q: What is the SMILES notation of arenobufagin?
A: SMILES notation of arenobufagin is CC12CCC(O)CC1CCC1C2C(O)C(=O)C2(C)C(c3ccc(=O)oc3)CCC12O.
Q: What is the boiling point of arenobufagin?
A: Boiling point of arenobufagin is 637.2±55.0 °C at 760 mmHg.
Q: What is the molecular formula of arenobufagin?
A: Molecular formula of arenobufagin is C24H32O6.
Q: What is the InChIKey of arenobufagin?
A: InChIKey of arenobufagin is JGDCRWYOMWSTFC-AZGSIFHYSA-N.
Q: What is the polar surface area (PSA) of arenobufagin?
A: Polar surface area (PSA) of arenobufagin is 107.97000.
Q: What is the English name of arenobufagin?
A: The English name of arenobufagin is arenobufagin.
Q: What is the molecular weight of arenobufagin?
A: Molecular weight of arenobufagin is 416.507.
Q: What are the storage conditions for arenobufagin?
A: Storage conditions for arenobufagin: -20°C.
Q: What is the LogP of arenobufagin?
A: LogP of arenobufagin is 0.80.

 Arenobufaginfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
BioBioPha
Dayang Chem (Hangzhou) Co., Ltd.
naturewill
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