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O-304 CAS 1261289-04-6 | AMPK Activator | Research Compound

Product Name    O-304
CAS No.    1261289-04-6
Synonyms    O304; O 304; 4-chloro-N-(2-(4-chlorobenzyl)-3-oxo-2,3-dihydro-1,2,4-thiadiazol-5-yl)benzamide
Molecular Formula    C₁₆H₁₁Cl₂N₃O₂S
Molecular Weight    380.25 g/mol
Purity    >98% (HPLC) 
Appearance    White to off-white solid powder 
Grade    Research Grade
Shelf Life    ≥2 years
Storage Conditions    Powder: -20°C for 3 years; 4°C for 2 years. In solvent: -80°C for 6 months; -20°C for 1 month 

    O-304 (CAS 1261289-04-6) is a first-in-class, orally available pan-AMPK activator. It increases AMPK activity by suppressing the dephosphorylation of pAMPK. This compound shows great potential for treating type 2 diabetes and associated cardiovascular complications and has entered Phase IIa clinical trials

    Melting Point No data available
    Solubility (DMSO) 19-30 mg/mL (49.96-78.90 mM) 
    Water Solubility Insoluble 
    Ethanol Solubility Insoluble 
    Log P 4.1 
    tPSA 87.1 Ų 
    Hydrogen Bond Donors
    Hydrogen Bond Acceptors
    Rotatable Bonds
    InChi Key WEDWLYRQKUTOAX-UHFFFAOYSA-N 
    SMILES O=C(NC(SN1CC2=CC=C(Cl)C=C2)=NC1=O)C3=CC=C(Cl)C=C3 

    Type 2 Diabetes Research: In Phase IIa clinical trials, O-304 reduced fasting plasma glucose levels and HOMA-IR in T2D patients


    Cardiovascular Complications Research: Reduces systemic blood pressure and increases microvascular perfusion


    Kidney Protection Research: Reversibly reduces eGFR in type 2 diabetes patients


    PCSK9 Modulation Research: Reduces secreted PCSK9 levels in human liver cells and lowers total cholesterol in obese rats


    Metabolic Disease Research: Used in studies on obesity, insulin resistance, and related conditions

    Packaging Options 1 mg, 5 mg, 10 mg, 25 mg, 50 mg, 100 mg, 200 mg, 500 mg, 1 g 
    Shipping Conditions Room temperature (stable for several days during transit) 
    Sample Support Small size samples available
    Documents Provided COA, MSDS available upon request
    Test Item Specification Result
    Assay (HPLC) >98% >98% 
    Purity ≥98% >99% (varies by supplier) 
    Appearance White to off-white solid powder Conforms 
    Solubility in DMSO ≥10 mg/mL Conforms 
    Full COA available upon request.

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