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DHBP dibromide (Diheptylviologen dibromide)

This product is for research use only, not for human use. We do not sell to patients.

DHBP dibromide (Diheptylviologen dibromide)
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Size Price Stock
5g$450Check With Us
10g$750Check With Us
20g$1125Check With Us

Cat #: V29906 CAS #: 6159-05-3 Purity ≥ 99%

Description: DHBP dibromide (Diheptylviologen dibromide) is a potent inhibitor for calcium release and a muscle relaxant.

References: Kang JJ, et al. Effects of bipyridylium compounds on calcium release from triadic vesicles isolated from rabbit skeletal muscle. Br J Pharmacol. 1994 Aug;112(4):1216-22.

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Molecular Weight (MW)514.38
Molecular FormulaC₂₄H₃₈Br₂N₂
CAS No.6159-05-3
SMILES CodeCCCCCCC[N+]1=CC=C(C2=CC=[N+](CCCCCCC)C=C2)C=C1.[Br-].[Br-]           
ProtocolIn VitroDHBP inhibits the calcium release induced by 2 mM caffeine and 2 μg/mL polylysine with an IC50 value of 5 μg/mL and 4 μg/mL, respectively. DHBP inhibits [3H]-ryanodine binding in a dose-dependent manner with an IC50 of 2.5 μg/mL and 90-100% inhibition at 20-30 μg/mL. Calcium uptake by SR is inhibited in the presence of caffeine and this inhibition is antagonized by concomitant addition of DHBP. Muscle twitches elicited by direct electrical muscle stimulation and contractions induced by either 10 mM caffeine or 1 fLM ryanodine are blocked by pretreatment with DHBP. DHBP blocks the calcium release from SR by direct interaction with the calcium release channel, also known as the ryanodine receptor
These protocols are for reference only. InvivoChem does not independently validate these methods.
Preparing Stock Solutions
Solvent volume to be added Mass (the weight of a compound)
Mother liquor concentration 1mg5mg10mg20mg
1mM1.9441 mL9.7204 mL19.4409 mL38.8818 mL
5mM0.3888 mL1.9441 mL3.8882 mL7.7764 mL
10mM0.1944 mL0.9720 mL1.9441 mL3.8882 mL
20mM0.0972 mL0.4860 mL0.9720 mL1.9441 mL
The molarity calculator equation
Mass(g) = Concentration(mol/L) × Volume(L) × Molecular Weight(g/mol)
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The dilution calculator equation
Concentration(start) × Volume(start) = Concentration(final) × Volume(final)

This equation is commonly abbreviated as: C1 V1 = C2 V2

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Step One: Enter information below
Dosage mg/kg Average weight of animals g Dosing volume per animal µL Number of animals
Step Two: Enter the in vivo formulation
%DMSO + % + %Tween 80 + %ddH2O

Calculation Results:
Working concentration: mg/ml;
Method for preparing DMSO master liquid: mg drug pre-dissolved in µL DMSO(Master liquid concentration mg/mL) ,Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.
Method for preparing in vivo formulation: Take µL DMSO master liquid, next add µL PEG300, mix and clarify, next add µL Tween 80,mix and clarify, next add µL ddH2O,mix and clarify.
Note:
  • (1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
  • (2) Be sure to add the solvent(s) in order.