Description: Highly selective, orally active ETA antagonist
Alternative Names: PD 156707
Chemical Name: 3-(1,3-Benzodioxol-5-yl)-5-hydroxy-5-(4-methoxyphenyl)-4-[(3,4,5-trimethoxyphenyl)methyl]-2(5H)-furanone
Purity: ≥98% (HPLC)
Biological Activity
Technical Data
Solubility
Calculators
Datasheets
References
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.
Licensing Information
Sold for research purposes under agreement from Pfizer Inc.
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
Solubility Data
Solvent
Max Conc. mg/mL
Max Conc. mM
Solubility
DMSO
25.32
50
Preparing Stock Solutions
The following data is based on the product molecular weight 506.5. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.
Concentration / Solvent Volume / Mass
1 mg
5 mg
10 mg
1 mM
1.97 mL
9.87 mL
19.74 mL
5 mM
0.39 mL
1.97 mL
3.95 mL
10 mM
0.2 mL
0.99 mL
1.97 mL
50 mM
0.04 mL
0.2 mL
0.39 mL
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Product Datasheets
Certificate of Analysis / Product Datasheet
Safety Datasheet
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References
References are publications that support the products' biological activity.
Dohertyet al (1995) Discovery of a novel series of orally active non-peptide endothelin-A (ETA) receptor-selective antagonists. J.Med.Chem. 38 1259 PMID: 7731010
Joneset al (1999) The effect of the endothelin ETA receptor antagonist CI-1020 on hypoxic pulmonary vasoconstriction. Eur.J.Pharmacol. 374 367 PMID: 10422781
Coeet 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 PMID: 12130731
Keywords: CI 1020, supplier, selective, orally, active, ETA, antagonists, Receptors, Endothelin, CI1020, Pfizer, PD156707, PD, 156707, Endothelin, ETA, Receptors, Endothelin, ETA, Receptors, Tocris Bioscience