Description

4,7-Dichloro-3',6'-Dihydroxy-2',4',5',7'-Tetraiodospiro[Isobenzofuran-1(3H),9'-[9H]Xanthen]-3-One is a highly functionalized xanthene derivative, a key chemical scaffold valued for its unique photophysical properties and structural complexity. This compound is critical for advanced research and development in the fields of fluorescent labeling and dye chemistry. It is primarily sought after by manufacturers and R&D laboratories in the life sciences, analytical chemistry, and specialty chemical sectors.

Application

• Fluorescent Probe Synthesis: Serves as a crucial precursor for developing high-performance fluorescent dyes and molecular probes used in bioimaging and diagnostics.
• Advanced Dye Intermediates: Used in the synthesis of specialized dyes for applications in flow cytometry, histology, and fluorescence microscopy.
• Chemical Research & Development: A valuable building block for academic and industrial research exploring novel photonic materials and sensor technologies.
• Specialty Chemical Manufacturing: Employed in the production of performance chemicals where specific halogenated xanthene structures are required.
• Material Science Applications: Investigated for use in the development of organic light-emitting diodes (OLEDs) and other optoelectronic devices.

Basic Information

Product Name	4,7-Dichloro-3',6'-Dihydroxy-2',4',5',7'-Tetraiodospiro[Isobenzofuran-1(3H),9'-[9H]Xanthen]-3-One
CAS No.	4370-09-6
Molecular Formula	C20H4Cl2I4O5
Molecular Weight	835.76 g/mol
Synonyms	Rose Bengal Iodinated Derivative; 4,5,6,7-Tetrachloro-2',4',5',7'-tetraiodofluorescein (related isomer); Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 4,7-dichloro-3',6'-dihydroxy-2',4',5',7'-tetraiodo-; 2',4',5',7'-Tetraiodo-4,5,6,7-tetrachlorofluorescein (common reference); Tetraiodotetrachlorofluorescein; Fluorescent Halogenated Xanthene Dye Intermediate
EINECS	Contact for details

Quality Control

Our production of 4,7-Dichloro-3',6'-Dihydroxy-2',4',5',7'-Tetraiodospiro[Isobenzofuran-1(3H),9'-[9H]Xanthen]-3-One adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This compound is light-sensitive and should be handled under appropriate conditions to prevent degradation.

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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