Name: MQAE [N-(Ethoxycarbonylmethyl)-6-methoxyquinolinium bromide]
Brand: AAT Bioquest
SKU: 21255
Price: 90 USD
Availability: InStock

MQAE

N-(Ethoxycarbonylmethyl)-6-methoxyquinolinium bromide

A chloride indicator that has the fluorescence dependent of chloride concentration. Its fluorescence is quenched by chloride through collision quenching.

Catalog	Size	Price	Quantity
21255	100 mg	Price

Calculators

Common stock solution preparation

Table 1. Volume of DMSO needed to reconstitute specific mass of MQAE [N-(Ethoxycarbonylmethyl)-6-methoxyquinolinium bromide] to given concentration. Note that volume is only for preparing stock solution. Refer to sample experimental protocol for appropriate experimental/physiological buffers.

	0.1 mg	0.5 mg	1 mg	5 mg	10 mg
1 mM	306.57 µL	1.533 mL	3.066 mL	15.328 mL	30.657 mL
5 mM	61.314 µL	306.57 µL	613.14 µL	3.066 mL	6.131 mL
10 mM	30.657 µL	153.285 µL	306.57 µL	1.533 mL	3.066 mL

Molarity calculator

Enter any two values (mass, volume, concentration) to calculate the third.

Mass (Calculate)		Molecular weight		Volume (Calculate)		Concentration (Calculate)		Moles
mg	÷	326.19 g/mol	=	mL	x	mM	=	mmol

References

View all 27 references: Citation Explorer

Chloride and bicarbonate have similar affinities to the intestinal anion exchanger DRA (down regulated in adenoma)

Authors:

Lamprecht G, Schaefer J, Dietz K, Gregor M.

Journal:

Pflugers Arch (2006): 307

Reversal effect of haloperidol on doxorubicin resistance and chloride channel inhibition in erythroleukemic cell K562/Dox

Authors:

Zhou JH, Wu DZ.

Journal:

Zhonghua Zhong Liu Za Zhi (2005): 81

On membrane motor activity and chloride flux in the outer hair cell: lessons learned from the environmental toxin tributyltin

Authors:

Song L, Seeger A, Santos-Sacchi J.

Journal:

Biophys J (2005): 2350

Measurement of halide efflux from cultured and primary airway epithelial cells using fluorescence indicators

Authors:

Munkonge F, Alton EW, Andersson C, Davidson H, Dragomir A, Edelman A, Farley R, Hjelte L, McLachlan G, Stern M, Roomans GM.

Journal:

J Cyst Fibros (2004): 171

Cell volume response to hyposmotic shock and elevated cAMP in bovine trabecular meshwork cells

Authors:

Srinivas SP, Maertens C, Goon LH, Goon L, Satpathy M, Yue BY, Droogmans G, Nilius B.

Journal:

Exp Eye Res (2004): 15

Physical properties

Molecular weight	326.19
Solvent	DMSO

Spectral properties

Excitation (nm)	319
Emission (nm)	462

Storage, safety and handling

Certificate of Origin	Download PDF
H-phrase	H303, H313, H333
Hazard symbol	XN
Intended use	Research Use Only (RUO)
R-phrase	R20, R21, R22
Storage	Freeze (< -15 °C); Minimize light exposure
UNSPSC	12352200
CAS	162558-52-3

Documents

Protocol
Safety Data Sheet
Certificate of Origin
Certificate of Analysis

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Page updated on October 27, 2025