Chemical Name:N-(2,6-Dimethylphenylcarbamoylmethyl)triethylammonium bromide
Purity: ≥99% (HPLC)
Biological Activity
Technical Data
Solubility
Calculators
Datasheets
References
Biological Activity
Membrane impermeable quaternary derivative of lidocaine, a blocker of voltage-activated Na+ channels. Intracellular QX 314 bromide also inhibits calcium currents in hippocampal CA1 pyramidal neurons.
Technical Data
M. Wt
343.31
Formula
C16H27N2OBr
Storage
Desiccate at RT
Purity
≥99% (HPLC)
CAS Number
24003-58-5
PubChem ID
9884487
InChI Key
DLHMKHREUTXMCH-UHFFFAOYSA-N
Smiles
[Br-].CC[N+](CC)(CC)CC(=O)NC1=C(C)C=CC=C1C
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
Solubility
Soluble to 100 mM in water
Preparing Stock Solutions
The following data is based on the product molecular weight 343.31. 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
2.91 mL
14.56 mL
29.13 mL
5 mM
0.58 mL
2.91 mL
5.83 mL
10 mM
0.29 mL
1.46 mL
2.91 mL
50 mM
0.06 mL
0.29 mL
0.58 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.
Alreja and Aghajanian
(1994) QX-314 blocks the potassium but not the sodium dependent components of the opiate response in locus coeruleus neurons. Brain.Res. 639 320 PMID: 8205485
Stichartzet al (1973) The inhibition of sodium currents in myelinated nerve by quaternary derivatives of lidocaine. J.Gen.Physiol. 62 37 PMID: 4541340
Perkins and Wong
(1995) Intracellular QX-314 blocks the hyperpolarization activated inward current Iq in hippocampal CA1 pyramidal cells. J.Neurophysiol. 73 911 PMID: 7760149
Talbot and Sayer
(1996) Intracellular QX-314 inhibits calcium currents in hippocampal CA1 pyramidal neurons. J.Neurophysiol. 76 2120 PMID: 8890325