Description

4',5',7-Tribromo-3',6'-Dihydroxy-3-Oxospiro[Isobenzofuran-1(3H),9'-[9H]Xanthene]-2',7'-Dicarboxylic Acid is a high-purity, halogenated xanthene derivative of significant interest in advanced organic synthesis and materials science. This compound matters for its role as a key synthetic intermediate and functional building block, offering unique structural and electronic properties. It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, dye, and specialty chemical sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Fluorescent Dye & Probe Synthesis: Used in the development of specialized fluorescent tags, sensors, and biological staining agents due to its xanthene core.
• Organic Electronic Materials: Acts as a building block for creating novel organic semiconductors and light-emitting materials.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new chemical reactions and creating proprietary compound libraries.
• Analytical Reagent: May be utilized as a standard or reagent in specific analytical chemistry methodologies.
• Polymer & Resin Modification: Used to introduce specific functional groups into polymers to alter their physical or chemical properties.

Basic Information

Product Name	4',5',7-Tribromo-3',6'-Dihydroxy-3-Oxospiro[Isobenzofuran-1(3H),9'-[9H]Xanthene]-2',7'-Dicarboxylic Acid
CAS No.	33014-42-5
Molecular Formula	C21H7Br3O9
Molecular Weight	634.90 g/mol
Synonyms	3',6'-Dihydroxy-4',5',7-tribromospiro[isobenzofuran-1(3H),9'-[9H]xanthene]-3-one-2',7'-dicarboxylic acid; Tribromospiroxanthenedicarboxylic Acid; 33014-42-5; Spiro[isobenzofuran-1(3H),9'-[9H]xanthene]-2',7'-dicarboxylic acid, 4',5',7-tribromo-3',6'-dihydroxy-3-oxo-; 3-Oxospiro[isobenzofuran-1(3H),9'-[9H]xanthene]-2',7'-dicarboxylic acid, 4',5',7-tribromo-3',6'-dihydroxy-
EINECS	Contact for details

Quality Control

Our production of 4',5',7-Tribromo-3',6'-Dihydroxy-3-Oxospiro[Isobenzofuran-1(3H),9'-[9H]Xanthene]-2',7'-Dicarboxylic Acid adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and elemental analysis. We provide detailed Certificates of Analysis (COA) with every shipment to ensure full traceability and compliance with your research or manufacturing specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	Yellow to orange powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.