67195

Pigment Red 53

analytical standard

• Synonym(s): 5-Chloro-2-[(2-hydroxy-1-naphthalenyl)azo]-4-methylbenzenesulfonic acid monosodium salt, Lake Red C
• Empirical Formula (Hill Notation): C₁₇H₁₂ClN₂NaO₄S
• CAS Number: 2092-56-0
• Molecular Weight: 398.80
• UNSPSC Code: 85151701
• NACRES: NA.24
• PubChem Substance ID: 329760449
• EC Number: 218-248-5
• Colour Index Number: 15585
• MDL number: MFCD00059530

Properties

• grade: analytical standard
• Quality Segment: 100
• assay: ≥98.0% (HPLC)
• shelf life: limited shelf life, expiry date on the label
• technique(s): HPLC: suitable, gas chromatography (GC): suitable
• application(s): cleaning products; cosmetics; food and beverages; personal care
• format: neat
• SMILES string: OC1=CC=C2C(C=CC=C2)=C1/N=N/C3=CC(C)=C(Cl)C=C3S(=O)([O-])=O.[Na+]
• InChI: 1S/C17H13ClN2O4S.Na/c1-10-8-14(16(9-13(10)18)25(22,23)24)19-20-17-12-5-3-2-4-11(12)6-7-15(17)21;/h2-9,21H,1H3,(H,22,23,24);/q;+1/p-1/b20-19+;
• InChI key: LLELVHKMCSBMCX-RZLHGTIFSA-M

Description

General description

Thissubstance belongs to the class of azo dyes. Find here a comprehensive listingof all our food colorant reference materials.

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable