Tocris Bioscience
Welcome to Tocris

| Advanced Search
Home Products Technical Support Customer Support Literature Custom Synthesis
Category: EnzymesarrowPhosphodiesterases
Cat.No. Product Name
2337 Trequinsin hydrochloride
Alternative name(s): HL-725
Price and Availability

Click here for full price details of
Trequinsin
Chemical Name: 2,3,6,7-Tetrahydro-9,10-dimethoxy-3-methyl-2-[(2,4,6-tr imethylphenyl)imino]-4H-pyrimido[6,1-a]isoquinolin-4-on e hydrochloride

Biological Activity:

Extremely potent inhibitor of cGMP-inhibited phosphodiesterase (PDE3; IC50 = 250 pM). Potently inhibits arachidonic acid-induced aggregation of human platelets (IC50 = 50 pM). Orally active antihypertensive agent; reduces systemic blood pressure in both normotensive and hypertensive animal models.

Technical Data:

Click here for more information on batch specific data
M.Wt: 441.95
Formula: C24H27N3O3.HCl
Storage: Desiccate at RT
Solubility: Soluble to 100 mM in DMSO and to 100 mM in Ethanol
Purity: >98%
CAS No: [78416-81-6]

Resources:

  • Certificate of Analysis / MSDS:

    Certificate of Analysis: View current batch
    Product/Material Safety Data Sheet: View current batch

    References:

    Ruppert and Weithmann (1982) HL 725, an extremely potent inhibitor of platelet phosphodiesterase and induced platelet aggregation in vitro. Life Sci. 31 2037. Lal et al (1984) Trequinsin, a potent new antihypertensive vasodilator in the series of 2-(arylimino)-3-alkyl-9,10-dimethoxy-3,4,6,7-tetrahydro-2H-pyrimido[6,1-a]isoquinolin-4-ones. J.Med.Chem. 27 1470. Agarwal et al (1987) Role of plasma adenosine in the antiplatelet action of HL 725, a potent inhibitor of cAMP phosphodiesterase: species differences. Thromb.Res. 47 191.
    View related products by Pharmacological Action or by Research Area

    Keywords: Trequinsin, Phosphodiesterases, Ultrapotent Inhibitor Of PDE3, HL-725, Tocris Bioscience

    Literature in this Area
    Signal Transduction Guide
    Signal Transduction Guide : An informative guide for all scientists working in: Cell cycle & apoptosis, Protein kinases & phosphatases, Ion channels, Calcium & lipid signaling, Cyclic nucleotides & G-proteins, Nitric oxide, & Signaling EnzymesA complete listing of signal transduction products available from Tocris, including descriptions on selected tools and unit sizes.
    View PDF
    Unique & Diverse Compound Libraries
    Tocriscreen Collections : For pricing and compound information click here
    Fully annotated small molecule libraries for HTS, HCS and
    chemical biology applications.
    • 1120 compounds
    • Pre-dissolved in DMSO
    Tocriscreen Total (250 μL/well)
    Tocriscreen Mini (50 μL/well)
    New Products in this Area

     3056Pentoxifylline
     PDE inhibitor
     2845IBMX
     PDE inhibitor (non-selective)
    Sign-up for new product e-alerts
    Log In / Register

    User ID
    Password
    If you are not registered with us Create Account