1. NF-κB Immunology/Inflammation
  2. NF-κB NO Synthase COX PGE synthase
  3. Ethyl Caffeate

Ethyl Caffeate is a natural phenolic compound isolated from Bidens pilosa. Ethyl caffeate suppresses NF-κB activation and its downstream inflammatory mediators, inducible nitric oxide synthase (iNOS), cyclooxygenase-2 (COX-2), and prostaglandin E2 (PGE2) in vitro or in mouse skin.

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Ethyl Caffeate

Ethyl Caffeate Chemical Structure

CAS No. : 102-37-4

Size Price Stock Quantity
Solid + Solvent (Highly Recommended)
10 mM * 1 mL in DMSO
ready for reconstitution
In-stock
Solution
10 mM * 1 mL in DMSO In-stock
Solid
5 mg In-stock
10 mg In-stock
25 mg In-stock
50 mg In-stock
100 mg In-stock
200 mg   Get quote  
500 mg   Get quote  

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Customer Review

Based on 2 publication(s) in Google Scholar

Other Forms of Ethyl Caffeate:

Top Publications Citing Use of Products

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  • Biological Activity

  • Purity & Documentation

  • References

  • Customer Review

Description

Ethyl Caffeate is a natural phenolic compound isolated from Bidens pilosa. Ethyl caffeate suppresses NF-κB activation and its downstream inflammatory mediators, inducible nitric oxide synthase (iNOS), cyclooxygenase-2 (COX-2), and prostaglandin E2 (PGE2) in vitro or in mouse skin[1].

IC50 & Target[1]

iNOS

 

NF-κB

 

COX-2

 

Cellular Effect
Cell Line Type Value Description References
A-431 IC50
1.81 μg/mL
Compound: 4b
Inhibitory concentration required against A 431 human epidermoid carcinoma cell line
Inhibitory concentration required against A 431 human epidermoid carcinoma cell line
[PMID: 11354370]
A549 IC50
7.22 μM
Compound: 2b
Cytotoxicity against human A549 cells after 72 hrs by alamar blue assay
Cytotoxicity against human A549 cells after 72 hrs by alamar blue assay
[PMID: 22954735]
B16 IC50
1.75 μg/mL
Compound: 4b
Inhibitory concentration against B16 murine melanoma cell line
Inhibitory concentration against B16 murine melanoma cell line
[PMID: 11354370]
BV-2 IC50
2.5 μM
Compound: 24
Antiinflammatory activity in C57BL6/J mouse BV2 cells assessed as inhibition of LPS-induced nitric oxide production after 24 hrs by Griess assay
Antiinflammatory activity in C57BL6/J mouse BV2 cells assessed as inhibition of LPS-induced nitric oxide production after 24 hrs by Griess assay
[PMID: 26110443]
BeWo IC50
6.2 μM
Compound: I-2
Antitumor activity against human Bewo cells assessed as inhibition of cell growth by MTT assay
Antitumor activity against human Bewo cells assessed as inhibition of cell growth by MTT assay
[PMID: 25160837]
Calu-1 IC50
17.2 μM
Compound: 2b
Cytotoxicity against human Calu1 cells after 72 hrs by alamar blue assay
Cytotoxicity against human Calu1 cells after 72 hrs by alamar blue assay
[PMID: 22954735]
EA.hy 926 EC50
11.6 μM
Compound: Ethyl caffeate
Cytoprotective activity against H2O2-induced cytotoxicity in human EAhy926 cells pre-incubated for 24 hrs before H2O2 challenge for 12 hrs by MTT assay
Cytoprotective activity against H2O2-induced cytotoxicity in human EAhy926 cells pre-incubated for 24 hrs before H2O2 challenge for 12 hrs by MTT assay
10.1039/C4MD00022F
HCT-116 IC50
1.99 μg/mL
Compound: 4b
Inhibitory concentration against HCT 116 human colon cancer cell line
Inhibitory concentration against HCT 116 human colon cancer cell line
[PMID: 11354370]
HL-60 IC50
8.94 μM
Compound: I-2
Antitumor activity against human HL60 cells assessed as inhibition of cell growth by MTT assay
Antitumor activity against human HL60 cells assessed as inhibition of cell growth by MTT assay
[PMID: 25160837]
HOP-62 IC50
12.5 μM
Compound: 2b
Cytotoxicity against human HOP62 cells after 72 hrs by alamar blue assay
Cytotoxicity against human HOP62 cells after 72 hrs by alamar blue assay
[PMID: 22954735]
HT-22 EC50
1.9 μM
Compound: 28
Neuroprotective activity against glutamate-induced cell death in mouse HT-22 cells assessed as increase in cell viability after 24 hrs by EZ-Cytox assay
Neuroprotective activity against glutamate-induced cell death in mouse HT-22 cells assessed as increase in cell viability after 24 hrs by EZ-Cytox assay
[PMID: 32991171]
HeLa IC50
1.96 μM
Compound: 2b
Cytotoxicity against human HeLa cells after 72 hrs by alamar blue assay
Cytotoxicity against human HeLa cells after 72 hrs by alamar blue assay
[PMID: 22954735]
HeLa IC50
23.27 μM
Compound: I-2
Antitumor activity against human HeLa cells assessed as inhibition of cell growth by MTT assay
Antitumor activity against human HeLa cells assessed as inhibition of cell growth by MTT assay
[PMID: 25160837]
HepG2 GI50
17.21 μM
Compound: 27
Cytotoxicity against human HepG2 cells by SRB assay
Cytotoxicity against human HepG2 cells by SRB assay
[PMID: 19476336]
HepG2 IC50
63.95 μM
Compound: I-2
Antitumor activity against human HepG2 cells assessed as inhibition of cell growth by MTT assay
Antitumor activity against human HepG2 cells assessed as inhibition of cell growth by MTT assay
[PMID: 25160837]
LNCaP IC50
> 100 μM
Compound: 4
Cytotoxicity against human LNCAP cells assessed as reduction in cell viability after 24 hrs by WST-1 assay
Cytotoxicity against human LNCAP cells assessed as reduction in cell viability after 24 hrs by WST-1 assay
[PMID: 24080105]
LOX IMVI IC50
6.21 μM
Compound: 2b
Cytotoxicity against human LOXIMVI cells after 72 hrs by alamar blue assay
Cytotoxicity against human LOXIMVI cells after 72 hrs by alamar blue assay
[PMID: 22954735]
M14 IC50
9.82 μM
Compound: 2b
Cytotoxicity against human M14 cells after 72 hrs by alamar blue assay
Cytotoxicity against human M14 cells after 72 hrs by alamar blue assay
[PMID: 22954735]
MDCK IC50
3.7 μM
Compound: 24
Antiviral activity against Influenza A virus (A/FM/1/47(H1N1)) infected in MDCK cells assessed as inhibition of virus-induced cytopathic effect
Antiviral activity against Influenza A virus (A/FM/1/47(H1N1)) infected in MDCK cells assessed as inhibition of virus-induced cytopathic effect
[PMID: 26110443]
NCI-H1299 IC50
4.93 μM
Compound: 2b
Cytotoxicity against human NCI-H1299 cells after 72 hrs by alamar blue assay
Cytotoxicity against human NCI-H1299 cells after 72 hrs by alamar blue assay
[PMID: 22954735]
NCI-H157 IC50
7.62 μM
Compound: 2b
Cytotoxicity against human NCI-H157 cells after 72 hrs by alamar blue assay
Cytotoxicity against human NCI-H157 cells after 72 hrs by alamar blue assay
[PMID: 22954735]
NCI-H1792 IC50
18.4 μM
Compound: 2b
Cytotoxicity against human NCI-H1792 cells after 72 hrs by alamar blue assay
Cytotoxicity against human NCI-H1792 cells after 72 hrs by alamar blue assay
[PMID: 22954735]
NCI-H460 IC50
13.1 μM
Compound: 2b
Cytotoxicity against human H460 cells after 72 hrs by alamar blue assay
Cytotoxicity against human H460 cells after 72 hrs by alamar blue assay
[PMID: 22954735]
Oocyte IC50
246 μM
Compound: Caf-COOEt
Antagonist activity at Gloeobacter violaceus ligand-gated ion channel expressed in Xenopus oocytes assessed as inhibition of MES buffer pH 5.5 -induced currents after 30 secs by voltage clamp technique
Antagonist activity at Gloeobacter violaceus ligand-gated ion channel expressed in Xenopus oocytes assessed as inhibition of MES buffer pH 5.5 -induced currents after 30 secs by voltage clamp technique
[PMID: 23682762]
RAW264.7 EC50
121.7 μM
Compound: 3, ethyl caffeate
Cytotoxicity against mouse RAW264.7 cells assessed as cell survival after 24 hrs by MTT assay
Cytotoxicity against mouse RAW264.7 cells assessed as cell survival after 24 hrs by MTT assay
[PMID: 18667320]
RAW264.7 EC50
3.183 μM
Compound: 3, ethyl caffeate
Inhibition of LPS-induced nitric oxide production in mouse RAW264.7 cells assessed as nitrite accumulation administered 1 hr before LPS challenge and measured after 24 hrs by Griess reagent assay
Inhibition of LPS-induced nitric oxide production in mouse RAW264.7 cells assessed as nitrite accumulation administered 1 hr before LPS challenge and measured after 24 hrs by Griess reagent assay
[PMID: 18667320]
RAW264.7 IC50
2 μM
Compound: 30
Antiinflammatory activity against LPS-stimulated mouse RAW264.7 cells assessed as decrease in PGE2 production preincubated for 1 hr followed by LPS stimulation and measured after 24 hrs by ELISA
Antiinflammatory activity against LPS-stimulated mouse RAW264.7 cells assessed as decrease in PGE2 production preincubated for 1 hr followed by LPS stimulation and measured after 24 hrs by ELISA
[PMID: 31747281]
RBL-1 IC50
1.15 μM
Compound: ethyl caffeate
Inhibition of 5-lipoxygenase of rat basophilic leukemia (RBL) cell cytosolic enzymes
Inhibition of 5-lipoxygenase of rat basophilic leukemia (RBL) cell cytosolic enzymes
10.1016/0960-894X(94)00449-P
SGC-7901 IC50
> 100 μM
Compound: I-2
Antitumor activity against human SGC7901 cells assessed as inhibition of cell growth by MTT assay
Antitumor activity against human SGC7901 cells assessed as inhibition of cell growth by MTT assay
[PMID: 25160837]
SiHa IC50
34.09 μM
Compound: I-2
Antitumor activity against human SiHa cells assessed as inhibition of cell growth by MTT assay
Antitumor activity against human SiHa cells assessed as inhibition of cell growth by MTT assay
[PMID: 25160837]
Vero IC50
> 35 μM
Compound: 24
Antiviral activity against Coxsackievirus B3 infected in African green monkey Vero cells assessed as inhibition of virus-induced cytopathic effect
Antiviral activity against Coxsackievirus B3 infected in African green monkey Vero cells assessed as inhibition of virus-induced cytopathic effect
[PMID: 26110443]
In Vitro

Ethyl Caffeate markedly suppresses the lipopolysaccharide (LPS)-induced nitric oxide (NO) production with IC50 of 5.5?μg/ml[1].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

Molecular Weight

208.21

Formula

C11H12O4

CAS No.
Appearance

Solid

Color

Light yellow to yellow

SMILES

O=C(OCC)/C=C/C1=CC=C(O)C(O)=C1

Structure Classification
Initial Source
Shipping

Room temperature in continental US; may vary elsewhere.

Storage

4°C, protect from light

*In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)

Solvent & Solubility
In Vitro: 

DMSO : 200 mg/mL (960.57 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 4.8028 mL 24.0142 mL 48.0284 mL
5 mM 0.9606 mL 4.8028 mL 9.6057 mL
View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (protect from light). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

  • Molarity Calculator

  • Dilution Calculator

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

Mass
=
Concentration
×
Volume
×
Molecular Weight *

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start)

C1

×
Volume (start)

V1

=
Concentration (final)

C2

×
Volume (final)

V2

In Vivo:

Select the appropriate dissolution method based on your experimental animal and administration route.

For the following dissolution methods, please ensure to first prepare a clear stock solution using an In Vitro approach and then sequentially add co-solvents:
To ensure reliable experimental results, the clarified stock solution can be appropriately stored based on storage conditions. As for the working solution for in vivo experiments, it is recommended to prepare freshly and use it on the same day.
The percentages shown for the solvents indicate their volumetric ratio in the final prepared solution. If precipitation or phase separation occurs during preparation, heat and/or sonication can be used to aid dissolution.

  • Protocol 1

    Add each solvent one by one:  10% DMSO    40% PEG300    5% Tween-80    45% Saline

    Solubility: ≥ 2.08 mg/mL (9.99 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.08 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (20.8 mg/mL) to 400 μL PEG300, and mix evenly; then add 50 μL Tween-80 and mix evenly; then add 450 μL Saline to adjust the volume to 1 mL.

    Preparation of Saline: Dissolve 0.9 g sodium chloride in ddH₂O and dilute to 100 mL to obtain a clear Saline solution.
  • Protocol 2

    Add each solvent one by one:  10% DMSO    90% (20% SBE-β-CD in Saline)

    Solubility: ≥ 2.08 mg/mL (9.99 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.08 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (20.8 mg/mL) to 900 μL 20% SBE-β-CD in Saline, and mix evenly.

    Preparation of 20% SBE-β-CD in Saline (4°C, storage for one week): 2 g SBE-β-CD powder is dissolved in 10 mL Saline, completely dissolve until clear.
In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:

Dosage

mg/kg

Animal weight
(per animal)

g

Dosing volume
(per animal)

μL

Number of animals

Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Please enter your animal formula composition:
%
DMSO +
+
%
Tween-80 +
%
Saline
Recommended: Keep the proportion of DMSO in working solution below 2% if your animal is weak.
The co-solvents required include: DMSO, . All of co-solvents are available by MedChemExpress (MCE). , Tween 80. All of co-solvents are available by MedChemExpress (MCE).
Calculation results:
Working solution concentration: mg/mL
Method for preparing stock solution: mg drug dissolved in μL  DMSO (Stock solution concentration: mg/mL).

*In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)

The concentration of the stock solution you require exceeds the measured solubility. The following solution is for reference only. If necessary, please contact MedChemExpress (MCE).
Method for preparing in vivo working solution for animal experiments: Take μL DMSO stock solution, add μL . μL , mix evenly, next add μL Tween 80, mix evenly, then add μL Saline.
 If the continuous dosing period exceeds half a month, please choose this protocol carefully.
Please ensure that the stock solution in the first step is dissolved to a clear state, and add co-solvents in sequence. You can use ultrasonic heating (ultrasonic cleaner, recommended frequency 20-40 kHz), vortexing, etc. to assist dissolution.
Purity & Documentation

Purity: 99.34%

References

Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (protect from light). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
DMSO 1 mM 4.8028 mL 24.0142 mL 48.0284 mL 120.0711 mL
5 mM 0.9606 mL 4.8028 mL 9.6057 mL 24.0142 mL
10 mM 0.4803 mL 2.4014 mL 4.8028 mL 12.0071 mL
15 mM 0.3202 mL 1.6009 mL 3.2019 mL 8.0047 mL
20 mM 0.2401 mL 1.2007 mL 2.4014 mL 6.0036 mL
25 mM 0.1921 mL 0.9606 mL 1.9211 mL 4.8028 mL
30 mM 0.1601 mL 0.8005 mL 1.6009 mL 4.0024 mL
40 mM 0.1201 mL 0.6004 mL 1.2007 mL 3.0018 mL
50 mM 0.0961 mL 0.4803 mL 0.9606 mL 2.4014 mL
60 mM 0.0800 mL 0.4002 mL 0.8005 mL 2.0012 mL
80 mM 0.0600 mL 0.3002 mL 0.6004 mL 1.5009 mL
100 mM 0.0480 mL 0.2401 mL 0.4803 mL 1.2007 mL
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  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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Product Name:
Ethyl Caffeate
Cat. No.:
HY-N6966
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