Pamoic acid disodium


Catalog No. Size 价格库存数量
S1028-2 2mg solid ¥80
S1028-10 10mg solid ¥240


Pamoic acid disodium is a potent GPR35 agonist with an EC50 value of 79 nM. Pamoic acid disodium induces GPR35 internalization and activates ERK1/2 with EC50 values of 22 nM and 65 nM, respectively. Pamoic acid disodium potently recruits β-arrestin2 to GPR35 and has an antinociceptive effect.

Product information

CAS Number: 6640-22-8

Molecular Weight: 432.33

Formula: C23H14Na2O6

Chemical Name: sodium 3-hydroxy-4-({2-hydroxy-3-[(sodiooxy)carbonyl]naphthalen-1-yl}methyl)naphthalene-2-carboxylate

Smiles: OC1C(CC2C3=CC=CC=C3C=C(C(=O)O[Na])C=2O)=C2C=CC=CC2=CC=1C(=O)O[Na]


InChi: InChI=1S/C23H16O6.2Na/c24-20-16(14-7-3-1-5-12(14)9-18(20)22(26)27)11-17-15-8-4-2-6-13(15)10-19(21(17)25)23(28)29;;/h1-10,24-25H,11H2,(H,26,27)(H,28,29);;/q;2*+1/p-2

Technical Data

Appearance: Solid Power

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

Solubility: DMSO : 250 mg/mL (578.26 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: ≥360 days 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. Pingwei Zhao, et al. Targeting of the orphan receptor GPR35 by pamoic acid: a potent activator of extracellular signal-regulated kinase and β-arrestin2 with antinociceptive activity. Mol Pharmacol. 2010 Oct;78(4):560-8.

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


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