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Category: 7TM ReceptorsarrowPeptides (Cardiovascular)arrowEndothelin ReceptorsarrowET-A Receptor Compounds
Cat.No. Product Name
2942 CI 1020
Alternative name(s): PD 156707
Price and Availability

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CI 1020
Chemical Name: 3-(1,3-Benzodioxol-5-yl)-5-hydroxy-5-(4-methoxyphenyl)- 4-[(3,4,5-trimethoxyphenyl)methyl]-2(5H)-furanone

Biological Activity:

Highly selective, orally active, non-peptide endothelin-A receptor (ETA) antagonist (IC50 values are 0.3 and 480 nM for ETA and ETB receptors respectively). Antihypertensive; blocks ET-1-induced pressor responses following oral administration.

Technical Data:

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M.Wt: 506.5
Formula: C28H26O9
Storage: Store at +4°C
Solubility: Soluble to 50 mM in DMSO
Purity: >98%
CAS No: [162256-50-0]

Resources:

  • Certificate of Analysis / MSDS:

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

    References:

    Doherty et al (1995) Discovery of a novel series of orally active non-peptide endothelin-A (ETA) receptor-selective antagonists. J.Med.Chem. 38 1259. Jones et al (1999) The effect of the endothelin ETA receptor antagonist CI-1020 on hypoxic pulmonary vasoconstriction. Eur.J.Pharmacol. 374 367. Coe et al (2002) The endothelin A receptor antagonists PD 156707 (CI-1020) and PD 180988 (CI-1034) reverse the hypoxic pulmonary vasoconstriction in ther perinatal lamb. J.Pharmacol.Exp.Ther. 302 672.
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    Keywords: CI 1020, Peptides (Cardiovascular), Highly Selective, Orally Active ETA Antagonist, PD 156707, CI1020, Tocris Bioscience

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