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PHL89587

Bufalin

phyproof® Reference Substance

Synonym(s):

3β,14-Dihydroxy-5β,20(22)-bufadienolide, 5β,20(22)-Bufadienolide-3β,14-diol

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About This Item

Empirical Formula (Hill Notation):
C24H34O4
CAS Number:
465-21-4
Molecular Weight:
386.52
NACRES:
NA.24
UNSPSC Code:
41116107
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grade

primary reference standard

product line

phyproof® Reference Substance

assay

≥95.0% (HPLC)

manufacturer/tradename

PhytoLab

application(s)

food and beverages

format

neat

storage temp.

2-8°C

SMILES string

O[C@]([C@@](CC[C@@]1([H])[C@@]2(CC[C@H](O)C1)C)([H])[C@]2([H])CC3)(CC[C@@H]4C(C=C5)=COC5=O)[C@]34C

InChI

1S/C24H34O4/c1-22-10-7-17(25)13-16(22)4-5-20-19(22)8-11-23(2)18(9-12-24(20,23)27)15-3-6-21(26)28-14-15/h3,6,14,16-20,25,27H,4-5,7-13H2,1-2H3/t16-,17+,18-,19+,20-,22+,23-,24+/m1/s1

InChI key

QEEBRPGZBVVINN-BMPKRDENSA-N

General description

This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG

Legal Information

phyproof is a registered trademark of PhytoLab GmbH & Co. KG

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pictograms

Skull and crossbones
GHS06

signalword

Danger

hcodes

H300

Hazard Classifications

Acute Tox. 2 Oral

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
324979
125680356
111238227

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Hai Rui LingHu et al.
OncoTargets and therapy, 13, 4767-4778 (2020-06-26)
Bufalin is a component of Chinese traditional medicine, Chansu, which is reported to induce cell death among various kinds of tumors. Apoptosis evasion is a common problem of cancer treatment. The proliferation of U-87 and U-373 treated by bufalin combined
Ze-Yi Zheng et al.
Cancer cell, 37(3), 387-402 (2020-03-07)
We report that neurofibromin, a tumor suppressor and Ras-GAP (GTPase-activating protein), is also an estrogen receptor-α (ER) transcriptional co-repressor through leucine/isoleucine-rich motifs that are functionally independent of GAP activity. GAP activity, in turn, does not affect ER binding. Consequently, neurofibromin