Description

Spiroisobenzofuran-1(3H),9-9Hxanthen-3-One, 2,4,5-Tribromo-3,6-Dihydroxy- CAS NO 25709-83-5 is a halogenated spirocyclic organic compound belonging to the xanthene dye family. This specialized chemical is valued for its role as a key synthetic intermediate and functional chromophore in advanced material science. It is primarily required by manufacturers and research institutions in the pharmaceutical, high-performance polymer, and specialty dye industries for developing novel products with specific optical or electronic properties.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds requiring a complex, functionalized xanthene core.
• Functional Dye Synthesis: Acts as a precursor for the development of specialized dyes and pigments, including those used in laser dyes, fluorescent markers, and security inks.
• Advanced Material Research: Utilized in organic electronics and photonics research for creating materials with specific light-absorption or emission characteristics.
• Polymer Modification: Employed to introduce brominated, photoactive functional groups into polymer chains to alter their physical or optical properties.
• Analytical Chemistry: May be used in the development of chromogenic reagents or sensors for detecting specific analytes.
• Academic & Industrial R&D: A valuable compound for synthetic organic chemistry research and development of new chemical entities.

Basic Information

Item	Details
Product Name	Spiroisobenzofuran-1(3H),9-9Hxanthen-3-One, 2,4,5-Tribromo-3,6-Dihydroxy-
CAS No.	25709-83-5
Molecular Formula	C20H9Br3O4
Molecular Weight	560.99 g/mol
Synonyms	2,4,5-Tribromo-3,6-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one; Tribromodihydroxyspiro[isobenzofuran-1(3H),9'-xanthen]-3-one; 25709-83-5; Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 2,4,5-tribromo-3,6-dihydroxy-; Tribrominated spiroxanthene derivative
EINECS	Contact for details

Quality Control

Our production of Spiroisobenzofuran-1(3H),9-9Hxanthen-3-One, 2,4,5-Tribromo-3,6-Dihydroxy- adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR). Certificates of Analysis (COA) documenting all critical parameters are provided to ensure traceability and compliance with your specific R&D or manufacturing requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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