I3147

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Fluorescent Indicators and Probes > pH Sensitive Probes and Indicators > Alphabetical
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I3147 (Sigma-Aldrich)

W285900 (Aldrich)

306797 (Aldrich)

P52407 (Aldrich)

D205001 (Aldrich)

I3147

Sigma-Aldrich

Chromoionophore I

suitable for function test


Synonym:	3-Octadecanoylimino-7-(diethylamino)-1,2-benzophenoxazine, ETH 5294, N-Octadecanoyl-Nile blue, 9-(Diethylamino)-5-(octadecanoylimino)-5H-benzo[a]phenoxazine
CAS Number:	125829-24-5
Linear Formula:	C₃₈H₅₃N₃O₂
Molecular Weight:	583.85
Beilstein Registry Number:	3576427
MDL number:	MFCD00213935
PubChem Substance ID:	24896025

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Description

Application

Assay of K⁺ and of Ca²⁺ activity with solvent polymeric optode membrane based on ETH 5294 and potassium ionophore I (valinomycin)

Properties

fluorescence	λ_ex 614 nm; λ_em 663 nm (protonated)
mp	91-93 °C(lit.)
suitability	suitable for function test
storage temp.	2-8°C

Safety

Safety Statements	22-24/25
WGK Germany	3

Related Products

Replaced by

27086, Chromoionophore I

References

reference	K. Seiler, Assay of K⁺ activity with solvent polymeric optode membrane based on ETH 5294 and potassium ionophore I (valinomycin). Ion-Selective Optode Membranes Buchs , (1993)
	K. Wang Anal. Sci. 6, 7, (1990)
	W.E. Morf Anal. Chem. 62, 738, (1990)

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