WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 556009

CAS#: 88349-90-0

Description: A2793 is an inhibitor of TRESK (IC50 value of 6.8 μM for mTRESK). A2793 inhibited TWIK-related acid-sensitive K+ channel (TASK)-1 (100 µM, 53.4% ± 13, 5%, n = 5).

Chemical Structure

CAS# 88349-90-0

Theoretical Analysis

MedKoo Cat#: 556009
Name: A2793
CAS#: 88349-90-0
Chemical Formula: C13H12ClNO3
Exact Mass: 265.05
Molecular Weight: 265.693
Elemental Analysis: C, 58.77; H, 4.55; Cl, 13.34; N, 5.27; O, 18.06

Price and Availability

Size Price Availability Quantity
100mg USD 1250 2 Weeks
200mg USD 1950 2 Weeks
500mg USD 2850 2 Weeks
1g USD 4850 2 Weeks
2g USD 6050 2 Weeks
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Synonym: A2793; A-2793; A2793;

IUPAC/Chemical Name: Ethyl 2-[(5-chloroquinolin-8-yl)oxy]acetate


InChi Code: InChI=1S/C13H12ClNO3/c1-2-17-12(16)8-18-11-6-5-10(14)9-4-3-7-15-13(9)11/h3-7H,2,8H2,1H3


Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: To be determined

Shelf Life: >2 years if stored properly

Drug Formulation: To be determined

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.9001

More Info:

Product Data:
Biological target: A2793 is a dual TWIK-related acid-sensitive K+ channel (TASK)-1/TRESK inhibitor, with an IC50 of 6.8 μM for mTRESK.
In vitro activity: TBD
In vivo activity: TBD

Solubility Data

Solvent Max Conc. mg/mL Max Conc. mM
DMSO 76.5 287.93
Ethanol 25.0 94.09

Preparing Stock Solutions

The following data is based on the product molecular weight 265.69 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
Formulation protocol: TBD
In vitro protocol: TBD
In vivo protocol: TBD

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1: Lengyel M, Erdélyi F, Pergel E, Bálint-Polonka Á, Dobolyi A, Bozsaki P, Dux M, Király K, Hegedűs T, Czirják G, Mátyus P, Enyedi P. Chemically Modified Derivatives of the Activator Compound Cloxyquin Exert Inhibitory Effect on TRESK (K2P18.1) Background Potassium Channel. Mol Pharmacol. 2019 Jun;95(6):652-660. doi: 10.1124/mol.118.115626. Epub 2019 Apr 12. PMID: 30979812.

2: Bosman WM, Bronkhorst MW. Een vrouw met een pijnlijke enkel [A woman with a painful ankle]. Ned Tijdschr Geneeskd. 2012;156(4):A2793. Dutch. PMID: 22278033.

3: Oehlmann M, Score AJ, Blow JJ. The role of Cdc6 in ensuring complete genome licensing and S phase checkpoint activation. J Cell Biol. 2004 Apr 26;165(2):181-90. doi: 10.1083/jcb.200311044. Epub 2004 Apr 19. PMID: 15096526; PMCID: PMC2172031.

4: Prokhorova TA, Blow JJ. Sequential MCM/P1 subcomplex assembly is required to form a heterohexamer with replication licensing activity. J Biol Chem. 2000 Jan 28;275(4):2491-8. doi: 10.1074/jbc.275.4.2491. PMID: 10644704; PMCID: PMC3626232.