Description

8-Ethoxypyrene-1,3,6-Trisulfonic Acid Trisodium Salt is a high-purity, water-soluble fluorescent dye intermediate and analytical reagent. This compound is valued for its strong fluorescence and sulfonic acid groups, which enhance its solubility and reactivity in aqueous systems. It is primarily used by manufacturers and researchers in the life sciences, analytical chemistry, and specialty chemical synthesis sectors.

Application

• Fluorescent Probe and Labeling Agent: Used in the development of fluorescent probes for bioimaging, immunoassays, and nucleic acid detection due to its bright fluorescence and water solubility.
• Bioconjugation Chemistry: Serves as a reactive intermediate for labeling proteins, antibodies, and other biomolecules via its sulfonate groups.
• Analytical Reagent: Employed as a standard or tracer in high-performance liquid chromatography (HPLC) and capillary electrophoresis for method development and calibration.
• Photochemical Research: Utilized in studies of electron transfer, energy migration, and photophysical properties of polycyclic aromatic compounds.
• Sensor Development: A key component in the fabrication of chemical sensors and optodes for detecting metal ions or other analytes in solution.
• Dye and Pigment Intermediate: Acts as a precursor for synthesizing more complex fluorescent dyes and functional colorants.

Basic Information

Product Name	8-Ethoxypyrene-1,3,6-Trisulfonic Acid Trisodium Salt
CAS No.	115787-91-2
Molecular Formula	C18H13Na3O10S3
Molecular Weight	570.43 g/mol
Synonyms	Pyranine octyl ether trisodium salt; 8-Ethoxypyrene-1,3,6-trisulfonate trisodium salt; 1,3,6-Pyrenetrisulfonic acid, 8-ethoxy-, trisodium salt; Trisodium 8-ethoxypyrene-1,3,6-trisulfonate; HPTS octyl ether; Fluorescent tracer ET; Water-soluble pyrene derivative
EINECS	Contact for details

Quality Control

Our 8-Ethoxypyrene-1,3,6-Trisulfonic Acid Trisodium Salt is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial applications. Certificates of Analysis (COA) documenting purity, absorbance, and fluorescence properties are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is sealed tightly after each use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to orange powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Fluorescence Emission	Characteristic spectrum
Solubility (Water)	Freely soluble

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.