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95647

Supelco

Bisulfite ionophore

Selectophore™

Synonym(s):

4-[4-(Dioctylamino)-phenylazo]-3-nitro-benzaldehyde, Chromoionophore CR-514

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About This Item

Empirical Formula (Hill Notation):
C29H42N4O3
CAS Number:
497151-94-7
Molecular Weight:
494.67
MDL number:
MFCD06201024
UNSPSC Code:
26111700
PubChem Substance ID:
329770469

product line

Selectophore™

Quality Level

200

form

crystals

SMILES string

CCCCCCCCN(CCCCCCCC)c1ccc(cc1)\N=N\c2ccc(C=O)cc2[N+]([O-])=O

InChI

1S/C29H42N4O3/c1-3-5-7-9-11-13-21-32(22-14-12-10-8-6-4-2)27-18-16-26(17-19-27)30-31-28-20-15-25(24-34)23-29(28)33(35)36/h15-20,23-24H,3-14,21-22H2,1-2H3/b31-30+

InChI key

GOBXXSMKFPJVEM-NVQSTNCTSA-N

General description

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Other Notes

Chromoionophore for the selective detection of HSO3– which changes color from pink to orange in the presence of bisulfite (formation of aldehyde sulfoxylate)[1]

Legal Information

Selectophore is a trademark of Merck KGaA, Darmstadt, Germany

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Gerhard J Mohr
Chemical communications (Cambridge, England), (22), 2646-2647 (2003-01-04)
A new chromoreactand for the reversible optical detection of bisulfite anion is presented with a sensitivity in the range from 0.1 to 10 mM while no absorbance changes are observed for anions such as sulfate, chloride, phosphate or hydroxide.

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