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Supelco

Potassium ionophore I

Selectophore™, function tested

Synonym(s):

Valinomycin

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About This Item

Empirical Formula (Hill Notation):
C54H90N6O18
CAS Number:
2001-95-8
Molecular Weight:
1111.32
Beilstein/REAXYS Number:
78657
EC Number:
217-896-6
MDL number:
MFCD00005114
UNSPSC Code:
26111700
PubChem Substance ID:
329758949
NACRES:
NB.61

grade

for ion-selective electrodes

Quality Level

200

product line

Selectophore™

quality

function tested

mp

184-190 °C

storage temp.

2-8°C

SMILES string

CC(C)[C@@H]1NC(=O)[C@H](C)OC(=O)[C@@H](NC(=O)[C@H](OC(=O)[C@@H](NC(=O)[C@H](C)OC(=O)[C@H](NC(=O)[C@H](OC(=O)[C@@H](NC(=O)[C@H](C)OC(=O)[C@H](NC(=O)[C@H](OC1=O)C(C)C)C(C)C)C(C)C)C(C)C)C(C)C)C(C)C)C(C)C)C(C)C

InChI

1S/C54H90N6O18/c1-22(2)34-49(67)73-31(19)43(61)55-38(26(9)10)53(71)77-41(29(15)16)47(65)59-36(24(5)6)51(69)75-33(21)45(63)57-39(27(11)12)54(72)78-42(30(17)18)48(66)60-35(23(3)4)50(68)74-32(20)44(62)56-37(25(7)8)52(70)76-40(28(13)14)46(64)58-34/h22-42H,1-21H3,(H,55,61)(H,56,62)(H,57,63)(H,58,64)(H,59,65)(H,60,66)/t31-,32-,33-,34-,35+,36+,37-,38-,39-,40+,41+,42+/m0/s1

InChI key

FCFNRCROJUBPLU-RPUZOQEISA-N

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General description

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Application

Selected application examples

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

Important research tool for membrane studies; As ionophor in membrane electrodes for the determination of K+-activities

Legal Information

Selectophore is a trademark of Merck KGaA, Darmstadt, Germany

pictograms

Skull and crossbones
GHS06

signalword

Danger

Hazard Classifications

Acute Tox. 1 Dermal - Acute Tox. 1 Oral

Storage Class

6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
BCCM1793
BCCL3704
BCCK8583
BCCK5218
BCCH6856

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Model membranes.
A D Bangham
Chemistry and physics of lipids, 8(4), 386-392 (1972-05-01)
H F Osswald et al.
Clinical chemistry, 25(1), 39-43 (1979-01-01)
We describe a flow-through system with an ion-selective electrode for measurement of blood potassium ion concentration, continuously and on-line off the extracorporeal blood circulation in an operating theater during human open-heart surgery. Comparison measurements were made with the SMA flame
Determination of potassium ion concentration in serum using a highly selective liquid-membrane electrode.
L A Pioda et al.
Clinica chimica acta; international journal of clinical chemistry, 29(2), 289-293 (1970-08-01)
Benjamin Kabagambe et al.
Analytical chemistry, 84(18), 7979-7986 (2012-08-16)
Here, we report on the first application of an ionophore-doped double-polymer electrode for ion-transfer stripping voltammetry (ITSV) to explore the nanomolar limit of detection (LOD) and multiple-ion detectability. We developed a theoretical model for ITSV at a thin ionophore-doped membrane
Viktor K Jirsa et al.
Brain : a journal of neurology, 137(Pt 8), 2210-2230 (2014-06-13)
Seizures can occur spontaneously and in a recurrent manner, which defines epilepsy; or they can be induced in a normal brain under a variety of conditions in most neuronal networks and species from flies to humans. Such universality raises the
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