Description

2-{4,5-Bis[(6-(2-Ethoxy-2-Oxoethoxy)-2-Methylquinolin-8-Ylamino)Methyl]-6-Hydoxy-3-Oxo-3H-Xanthen-9-Yl}Benzoic Acid Fl2E is a sophisticated, high-purity fluorescent labeling reagent and chemical intermediate designed for advanced research and diagnostic applications. Its core value lies in its ability to form stable, highly fluorescent conjugates with biomolecules, enabling sensitive detection and imaging. This compound is essential for researchers and manufacturers in the fields of bioconjugation, assay development, and molecular diagnostics, where precise and reliable fluorescent tagging is required.

Application

• Fluorescent Labeling Reagent: Primary use for covalently tagging proteins, antibodies, peptides, and nucleic acids to create fluorescent probes for bioassays.
• Diagnostic Kit Development: A key component in the synthesis of conjugates for ELISA, lateral flow assays, and other immunodiagnostic platforms.
• Biomedical Research: Used in fluorescence microscopy, flow cytometry (FACS), and in vivo imaging for tracking and visualizing biological processes.
• Chemical Intermediate: Serves as a critical building block for synthesizing more complex fluorescent dyes and sensor molecules.
• High-Throughput Screening (HTS): Enables the development of fluorescent-based assays for drug discovery and genomic research.

Basic Information

Item	Details
Product Name	2-{4,5-Bis[(6-(2-Ethoxy-2-Oxoethoxy)-2-Methylquinolin-8-Ylamino)Methyl]-6-Hydoxy-3-Oxo-3H-Xanthen-9-Yl}Benzoic Acid Fl2E
CAS No.	1239877-06-5
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Fl2E; Fluorescent Label 2E; 2-{4,5-Bis[(6-(2-Ethoxy-2-Oxoethoxy)-2-Methylquinolin-8-Ylamino)Methyl]-6-Hydroxy-3-oxo-3H-xanthen-9-yl}benzoic acid; Xanthene-based fluorescent dye; Quinoline-xanthene conjugate; Bioconjugation dye; Fluorescent tracer acid
EINECS	Contact for details

Quality Control

Every batch of 2-{4,5-Bis[(6-(2-Ethoxy-2-Oxoethoxy)-2-Methylquinolin-8-Ylamino)Methyl]-6-Hydoxy-3-Oxo-3H-Xanthen-9-Yl}Benzoic Acid Fl2E is manufactured and tested under strict quality management systems to ensure high purity, batch-to-batch consistency, and performance reliability. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). Desiccate if necessary for long-term storage. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Orange to red powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Area %)
Loss on Drying	≤ 2.0 %
Fluorescence Properties	Contact for details

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