Calmidazolium chloride

Cat. No. 2561

Calmidazolium chloride C31H23Cl7N2O [57265-65-3]

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Alternative Name: R 24571

Chemical Name: 1-[Bis(4-chlorophenyl)methyl]-3-[2-(2,4-dichlorophenyl)-2-(2,4-dichlorobenzyloxy)ethyl]-1H-imidazolium chloride

Biological Activity

Calmodulin antagonist. Inhibits calmodulin-dependent phosphodiesterase and Ca2+-transporting ATPase with IC50 values of 0.15 and 0.35 μM respectively. Also causes elevation of intracellular calcium in HL-60 cells, independent of calmodulin inhibition.

Technical Data

M.Wt:
687.7
Formula:
C31H23Cl7N2O
Solubility:
Soluble to 100 mM in DMSO and to 100 mM in ethanol
Purity:
>98 %
Storage:
Store at +4°C
CAS No:
57265-65-3

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.

Certificate of Analysis / Safety Data Sheet

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Peppiatt et al (2004) Calmidazolium and arachidonate activate a calcium entry pathway that is distinct from store-operated calcium influx in HeLa cells. Biochem.J. 381 929. PMID: 15130089.

Harper and Daly (2000) Effect of calmidazolium analogs on calcium influx in HL-60 cells. Biochem.Pharmacol. 60 317. PMID: 10856426.

Gietzen (1983) Comparison of the calmodulin antagonists compound 48/80 and calmidazolium. Biochem.J. 216 611. PMID: 6141789.

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Citations are publications that use Tocris products. Selected citations for Calmidazolium chloride include:

Varadarajan et al (2013) Endoplasmic reticulum membrane reorganization is regulated by ionic homeostasis. PLoS One 8 e56603. PMID: 23457590.

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Keywords: Calmidazolium chloride, supplier, Calmodulin, antagonists, Ca2+, Binding, Protein, modulators, Calcium, Signaling, Signalling, R24571, Tocris Bioscience, Calcium Binding Protein Modulator Antagonist products

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