27089

Chromoionophore IV

Selectophore^™

• Synonym(s): 5-Octadecanoyloxy-2-(4-nitrophenylazo)phenol, ETH 2412
• Empirical Formula (Hill Notation): C₃₀H₄₃N₃O₅
• CAS Number: 124522-01-6
• Molecular Weight: 525.68
• Beilstein: 8244430
• MDL number: MFCD00213938
• UNSPSC Code: 26111700
• PubChem Substance ID: 329752974
• NACRES: NB.61

Properties

• product line: Selectophore^™
• Quality Level: 100
• mp: 121-125 °C
• SMILES string: OC1=CC(OC(CCCCCCCCCCCCCCCCC)=O)=CC=C1/N=N/C2=CC=C(C=C2)[N+]([O-])=O
• InChI: 1S/C30H43N3O5/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-30(35)38-27-22-23-28(29(34)24-27)32-31-25-18-20-26(21-19-25)33(36)37/h18-24,34H,2-17H2,1H3/b32-31+
• InChI key: OHHICQPUQDFJLP-QNEJGDQOSA-N

Description

General description

Chromoionophore IV (5-Octadecanoyloxy-2-(4-nitrophenylazo)phenol, ETH 2412) is a lipophilic pH indicator and is generally used during the fabrication of optical sensors.

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Application

ETH 2412 may be used for the optode membrane preparation, for determination of perchlorate spectrophotometrically.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

Assay of lipophilic anions, e.g. nitrate, with solvent polymeric optode membrane based on ETH 2412

Legal Information

Selectophore is a trademark of Merck KGaA, Darmstadt, Germany