19684

Chromoionophore XVII

Selectophore^™

• Synonym(s): 1-Hydroxy-4-[4-(2-hydroxyethylsulfonyl)phenylazo]naphthalene-2-sulfonic acid potassium salt, GJM-541
• Empirical Formula (Hill Notation): C₁₈H₁₅KN₂O₇S₂
• CAS Number: 156122-91-7
• Molecular Weight: 474.55
• UNSPSC Code: 26111700
• PubChem Substance ID: 329751930
• MDL number: MFCD07370100

Properties

• product line: Selectophore^™
• form: solid
• SMILES string: OCCS(=O)(=O)c1ccc(cc1)\N=N\c2cc(c(O)c3ccccc23)S(=O)(=O)O[K]
• InChI: 1S/C18H16N2O7S2.K/c21-9-10-28(23,24)13-7-5-12(6-8-13)19-20-16-11-17(29(25,26)27)18(22)15-4-2-1-3-14(15)16;/h1-8,11,21-22H,9-10H2,(H,25,26,27);/q;+1/p-1/b20-19+;
• InChI key: FEQBTLSWGJASRO-RZLHGTIFSA-M

Description

General description

Chromoionophores are colored ionophores. It consists of two functionally different parts namely ionophore and chromophore; ionophore helps in recognizing ions whereas chromophore transduces a chemical information produced by ionophore-ion interaction.

Application

pH indicator can be covalently linked to a cellulose support. Model compound for pH and cation indicator dyes that can be covalently linked to cellulose.

Legal Information

Selectophore is a trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319,H335
• pcodes: P261 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves