Catalog No. Size PriceQuantity
M13150-2 Contact for quotation $100
M13150-10 Contact for quotation $100


ESI-05 (NSC 116966) is a specific antagonist of EPAC2 (exchange protein directly activated by cAMP 2), with an IC50 of 0.4 µM. ESI-05 (NSC 116966) inhibits cAMP-mediated activation of EPAC2 as well as EAPC2 mediated Rap1 activation.

Product information

CAS Number: 5184-64-5

Molecular Weight: 274.38

Formula: C16H18O2S


NSC 116966

Chemical Name: 1,3,5-trimethyl-2-(4-methylbenzenesulfonyl)benzene

Smiles: CC1C=C(C)C=C(C)C=1S(=O)(=O)C1C=CC(C)=CC=1


InChi: InChI=1S/C16H18O2S/c1-11-5-7-15(8-6-11)19(17,18)16-13(3)9-12(2)10-14(16)4/h5-10H,1-4H3

Technical Data

Appearance: Solid Power

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

Solubility: DMSO : 50 mg/mL (182.23 mM; Need ultrasonic).

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical or refer to Certificate of Analysis

Storage Condition: Dry, dark and -20 oC for 1 year or refer to the Certificate of Analysis.

Shelf Life: ≥12 months if stored properly.

Stock Solution Storage: 0 - 4 oC for 1 month or refer to the Certificate of Analysis.

Drug Formulation: To be determined

HS Tariff Code: 382200


  1. Tsalkova T, et al. Isoform-specific antagonists of exchange proteins directly activated by cAMP. Proc Natl Acad Sci U S A. 2012 Nov 6;109(45):18613-8.

Products are for research use only. Not for human use.

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