GABAB receptor antagonist 1

Catalog No. Size PriceQuantity
M13735-2 Contact for quotation $100


GABAB receptor antagonist 1 (compound 14) is a selective and negative allosteric modulator of GABAB (γ-Aminobutyric acid) receptors. (E)-GABAB receptor antagonist 1 decreases GABA-induced IP3 (inositol trisphosphate) production with IC50 of 37.9 μM.

Product information

CAS Number: 797-17-1

Molecular Weight: 304.38

Formula: C18H24O4

Chemical Name: (3E)-4-(3,5-di-tert-butyl-4-hydroxyphenyl)-2-oxobut-3-enoic acid

Smiles: CC(C)(C)C1=CC(=CC(=C1O)C(C)(C)C)C=CC(=O)C(O)=O


InChi: InChI=1S/C18H24O4/c1-17(2,3)12-9-11(7-8-14(19)16(21)22)10-13(15(12)20)18(4,5)6/h7-10,20H,1-6H3,(H,21,22)/b8-7+

Technical Data

Appearance: Solid Power

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

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

How to use

In Vitro:

(E)-GABAB receptor antagonist 1 (compound 14) decreases agonist GABA-induced maximal effect of IP3 production in HEK293 cells overexpressing GABAB receptors and Gqi9 proteins without changing the EC50.


  1. Chen LH, et al. Discovery of a Negative Allosteric Modulator of GABAB Receptors. ACS Med Chem Lett. 2014 May 27;5(7):742-7.

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

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